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Senior .net developer jobs in Bethesda, MD

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  • Lead Ab Initio Developer (W2 only)

    Ntech Workforce

    Senior .net developer job in Reston, VA

    Terms of Employment: Contract, Six Months (Likely Extension) This position is remote. Candidates must reside in Maryland, Washington, DC, Virginia, or West Virginia. We are looking for an experienced Lead Data Engineer with deep expertise in Ab Initio to join a high-priority cloud migration team. In this role, you will apply your ETL development skills to help transition our data platform from a Cloudera/Ab Initio environment to a state-of-the-art stack on AWS. If you are an Ab Initio expert who is excited about working with modern cloud data technologies, this is the perfect role for you. You will… Develop, test, and maintain ETL processes using Ab Initio for a large-scale data migration. Work with the engineering team to deploy and run Ab Initio jobs in a cloud environment. Engage in performance tuning of ETL workflows to ensure data is loaded efficiently into new AWS databases like Redshift and PostgreSQL. Analyze and understand the existing Cloudera environment to ensure a smooth transition. Collaborate on data access and loading strategies for various file types. Required Qualifications: 8+ years of hands-on experience as an Ab Initio developer with large, enterprise organizations. Strong background in ETL development, data warehousing, and database concepts. Ability to clearly articulate technical concepts and past project work. Experience running Ab Initio on a cloud platform, particularly AWS. Hands-on experience with AWS data services, especially Redshift, PostgreSQL, and/or Athena. Preferred Qualifications: Experience with the Cloudera ecosystem. Professional experience in the healthcare industry.
    $97k-140k yearly est. 3d ago
  • Software Development Engineer IV: 25-07296

    Akraya, Inc. 4.0company rating

    Senior .net developer job in Arlington, VA

    Primary Skills: Java (Expert), TypeScript (Advanced), Python (Expert), AWS (Expert), Microservices (Expert) Contract Type: W2 Duration: 24 Months with possible extension Pay Range: $85 - $90 per hour on W2 #LP We are seeking a skilled Senior Software Development Engineer to join our dynamic team, focusing on developing high-quality software solutions within our domain. This role involves engaging in end-to-end software development, leveraging advanced cloud-based technologies, and contributing to innovative projects aimed at enhancing business and product excellence. The ideal candidate will demonstrate expertise in multiple programming languages, with a strong foundation in cloud development and a commitment to delivering scalable and effective software technologies. Key Responsibilities: Design, develop, and maintain software systems and applications. Implement solutions in cloud environments, specifically AWS, ensuring scalability, performance, and security. Collaborate with cross-functional teams to identify and resolve technical challenges. Participate in code reviews, ensuring adherence to best practices and standards. Mentor junior engineers and contribute to team knowledge sharing. Must-Have Skills: Proficiency in Java, TypeScript, and Python. Expertise in AWS cloud services. Solid understanding of end-to-end software development practices. Domain Experience Required: Previous experience or exposure to work environment is beneficial, indicating familiarity with the company's culture, standards, and expectations. ABOUT AKRAYA Akraya is an award-winning IT staffing firm consistently recognized for our commitment to excellence and a thriving work environment. Most recently, we were recognized Inc's Best Workplaces 2024 and Silicon Valley's Best Places to Work by the San Francisco Business Journal (2024) and Glassdoor's Best Places to Work (2023 & 2022)! Industry Leaders in IT Staffing As staffing solutions providers for Fortune 100 companies, Akraya's industry recognitions solidify our leadership position in the IT staffing space. We don't just connect you with great jobs, we connect you with a workplace that inspires! Join Akraya Today! Let us lead you to your dream career and experience the Akraya difference. Browse our open positions and join our team!
    $85-90 hourly 1d ago
  • BAS Programmer

    Vertical Mechanical Group

    Senior .net developer job in Sterling, VA

    Building Automation Systems (BAS) Programmer Employment Type: Full-Time At Vertical Mechanical Group (VMG), we're always seeking talented individuals to join our growing team. Our commitment to exceptional customer service and innovative solutions drives our success and fuels continuous expansion. We're excited to offer opportunities for motivated professionals who are ready to elevate their careers. When you join VMG, you become part of a close-knit, supportive team that values both its employees and clients. Here, your growth powers our success. About the Role VMG is seeking a motivated and technically skilled Building Automation Systems (BAS) Programmer to support our growing Controls Division. This role is ideal for individuals with a strong foundation in BAS programming who are ready to take on new challenges and contribute to a variety of projects. You will be responsible for programming and commissioning building automation and HVAC control systems across commercial projects while supporting the team and continuing to develop your technical expertise and leadership skills. Key Responsibilities Program, configure, and commission BAS and HVAC control systems using Niagara AX/N4 and Edge controllers. Provide point-to-point checkout, verify system functionality, and ensure alignment with project sequences of operation. Integrate and control HVAC systems including VAV, VRF, DOAS, and hydronic systems (e.g., cooling towers, open/closed loops). Collaborate with third-party commissioning agents and support functional performance testing. Manage network communication and device integration across building systems. Interpret and work from mechanical drawings, risers, and control schematics. Provide training and support to coworkers and clients and help upskill team members as needed. Identify issues and offer independent solutions for technical and on-site challenges. Perform updates, troubleshooting, and commissioning tasks with minimal oversight. Contribute to a positive, collaborative team environment while being capable of working independently. Qualifications 5-7 years of hands-on experience in the Building Automation field. Strong experience with the Niagara platform (AX and/or N4; N4 preferred) and Edge controllers. Solid understanding of HVAC equipment and control system functionality, including: Single-zone and VAV systems VRF/DOAS integration Hydronic systems and cooling tower applications Network management and system integration Proficient in interpreting technical prints, wiring diagrams, and control schematics. Strong troubleshooting skills and an independent, solutions-driven mindset. Working knowledge of low-voltage theory and its application in BAS environments. Excellent communication skills and ability to support peers in a mentoring or collaborative capacity. Compensation & Benefits Base Salary: $90,000 - $110,000 per year (dependent on experience and qualifications). Additional earning potential through performance-based reviews after proven success. Comprehensive benefits package including medical, dental, vision, 401(k), and paid time off. Opportunities for professional development and advancement within the Controls team. Supportive, collaborative, and forward-thinking work environment. How to Apply If you're ready to grow your career in BAS programming and thrive in a company that values innovation, expertise, and employee success, we want to hear from you. Please submit your resume outlining your experience and qualifications for this role. Vertical Mechanical Group is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Note: VMG participates in a drug testing program. All candidates are required to submit to a drug test as a condition of employment.
    $90k-110k yearly 4d ago
  • Senior SharePoint Developer/Architect

    Business Integra 3.6company rating

    Senior .net developer job in Bethesda, MD

    Founded in 2001, Business Integra is an 8(a) Certified, Woman-Owned, Small Disadvantaged Business (SDB). Our CMMI Maturity Level 3 and ISO standardized IT services help transform government and commercial organizations in strategic ways-seamlessly aligning their strategic missions with regulations and industry best practices - ensuring that their ultimate visions are made reality. We are maturing and transforming to provide our customers “IT-as-a-Service” - with a sharper focus on outcomes, operational efficiency, competitiveness, and rapid response - consistent with business requirements. Our extensive team of PhD's, senior IT management, strategy consultants, seasoned IT solutions architects/project managers, and qualified software engineers deliver high quality IT solutions through proven methodologies and innovation. Job Title: Senior SharePoint Developer/Architect Location: Bethesda, MD & Greenbelt, MD (2 weeks in Bethesda & 2 weeks in Greenbelt) Duration: Full Time Client : BI(Business Integra) Job Description: Provides senior support in the analysis and design of enterprise business systems Handles test scripts & service requirements Works closely with end users on project development & implementation Need Focus on SharePoint need to be able to rapidly migrate from SharePoint 2010 to 2013 Need 10+ years of experience Responsibilities: Participates in the design of software tools & subsystems Write programs according to specifications needed Work with the technical staff to understand problems with the software & then develop resolutions for the problems Resolve customer complaints x/SW & respond to suggestions for improvements & enhancements Provides technical direction to programmers to ensure program deadlines are met Education: Minimum requirement - Bachelor's Degree Respectfully, Gulati Gourav Sr Technical Recruiter Additional Information All your information will be kept confidential according to EEO guidelines.
    $95k-119k yearly est. 11h ago
  • ASP.NET/VB.NET Developer

    Veredus 4.4company rating

    Senior .net developer job in Washington, DC

    ASP.NET/VB.NET Developer Terms: 6 month contract to hire Pay Rate: $53 Salary Conversion: $98-102k/yearly Interview Availability: Next Monday, Tuesday, and Wednesday Start Date: Public Trust Clearance needed - if anyone has an Active Clearance already, that's a huge bonus! Interview Process: Phone  Face to face  Offer Background Check: Public Trust Clearance Successful candidate must be able to obtain and retain a Public Trust security clearance. Candidates must be authorized to work in the US and a resident of the US for the previous 5 years with no longer than a 90-day absence. Will perform and participate as part of a team performing new application development and provide maintenance support of existing applications: 8-10 years of related software development experience. Required Skills: The development tools include MS .NET VS2010, VS2005, 1.0, Classic ASP, and Visual Basic 6.0 utilizing SQL Server 2005 and 2008, Microsoft SQL Analysis Services 2005 and 2008, MS Team Foundation Server, MS .NET Framework 1.0, 1.1, 2.0, 3.0, 3.5, 4.0, and AJAX 1.0, 2.0. 1. Strong preference for ASP.NET or VB.NET versus C#.NET (Current team have either ASP.NET or VB.NET experience. They will be conducting the in-person interview, and will probably view C#.NET (only experience as a negative) 1. Designs, develops, codes, tests, and debugs complex new software products, or makes significant enhancements to existing software. 2. Resolves complex hardware/software compatibility and interface design considerations. 3. Conducts investigations and tests of considerable complexity. 4. Researches emerging technologies to determine impact on application execution. 5. Provides input to staff involved in writing and updating technical documentation such as user manuals, system documentation, and training materials. 6. Troubleshoots complex problems and provides customer support for software operating systems and application issues. 7. Prepares reports on analyses, findings, and project progress. 8. Provides guidance and work leadership to less-experienced software engineers. 9. Maintains current knowledge of relevant technology as assigned. 10. Participates in special projects as required. Additional Information Veredus, A Hays Company is the leader in IT staffing and recruitment. With our local market knowledge and global reach, we better understand your specific needs and find you the perfect person or position. Our recruiting experts provide you a personal service to make the right match to help your or your business grow and succeed. We specialize in 22 functional areas of IT, in 20 industry sectors across 30 states, to provide you an expert service. We are an award winning company with total commitment to quality, integrity, and first class service. That's what makes us the trusted partner you can count on. For more information visit ******************* or ***************
    $98k-102k yearly 60d+ ago
  • CNO Net Developer

    Belay Technologies

    Senior .net developer job in Annapolis, MD

    Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner-up in 2020 and a finalist in 2021! Belay Technologies is seeking a CNO Net Developer for our intel team. You will act as a general-purpose CNO reverse engineer for network-based devices for up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to provide mission-centric results. You will work closely with analysts, operators, data scientists and other software engineers to provide mission tactical support. You will be responsible for the following: Augment existing toolsets. Derive, document, and analyze requirements. Build prototypes to demonstrate understanding of mission requirements. Produce end tool sets that can operate within mission constraints. Test and oversee testing of toolsets for release. Candidates should have the following qualifications: TS/SCI with polygraph is required. Twelve (12) years, B.S. or ten (10) years w/ M.S., Four (4) years of additional SWE experience may be substituted for a bachelor's degree. Skills Requirements: Familiar with Unix based systems. Experience with reverse engineering Linux based network devices. In-depth understanding of network protocols (e.g., TCP/IP), and analysis of network traffic (e.g., Wireshark). Produce and modify software systems in C/C++/Python/Assembly. Provide support for fielded software systems. Familiarity with Git and Subversion. Atlassian Tools (Jira, Confluence). Experience with production CNO capabilities and operations. Candidates are desired to have the following skills: Experience with reverse engineering windows or embedded platforms (RTOS). Experience with any of the following: Java, JavaScript, Bash, PowerShell, Perl, C#, Rust. Experience with developing CNO specific software in Linux/Windows/Embedded applications. Experience with Vulnerability Research and Exploit development. Knowledge of end-to-end SIGINT collection and analysis systems. Perks and Benefits: 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays and optional leave up to 6 days through Belay's volunteer program 10% matching in 401(k) contributions vested on day one $5,000 annual training/tuition Student Loan Repayment Program 100% company funded HSA Rich medical coverage (100% coinsurance) Dental coverage including orthodontia Up to $420,000 in life insurance, premiums 100% company funded Amazon Prime, gym reimbursement, monthly lunches, games and prizes Pet adoption program, generous referral bonus program, fun events, and more! At Belay, we are committed to creating an environment where you can thrive both professionally and personally. We believe in transparency and fairness in compensation. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Belay offers a competitive total compensation package that includes benefits and perks, a flexible work-life balance, and career development. Salary Range: $190,000 to $240,000 Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area). Belay Technologies specializes in systems automation and full stack development. Belay Technologies provides leading technology and engineering solutions to the DoD, as well as state-of-the-art commercial products. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services. We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
    $75k-101k yearly est. Auto-Apply 60d+ ago
  • ASP.NET MVC - Washington, DC ( GC or Citizens )

    Info. Services Inc. 4.2company rating

    Senior .net developer job in Washington, DC

    Role: ASP.NET MVC Duration: 6+ Months BGV will be done for the selected candidates. Around 5-10 years of experience on ASP.NET Webforms and MVC Application Development • SQL Server 2012+ database design including stored procedures and triggers • Web Services, SOAP, XML, XSL, XSLT, XML Schema, CSS, DOM, HTML, AJAX and JavaScript • .NET Framework 4.0 • Reporting tools such as Crystal Report and Telerik Reporting for .NET Please respond with your word resume and requested details: Full Name : Work Authorization: Contact Number : Email ID : Skype ID: Current location: Willing to relocate : Rate/hr : Additional Information All your information will be kept confidential according to EEO guidelines.
    $87k-117k yearly est. 11h ago
  • C, ASP.NET sockets

    Mapjects.com

    Senior .net developer job in Washington, DC

    Mapjects.com Federal services is a leading centralized logistics operations portal platform. We're seeking C#, C++ developers, [M2M developer] ASAP ************************ Email WORD resume and contact to ***************** or ****************** US citizens or (Green Card with at least 5 yrs US history) Compensation is very competitive, and commensurate with experience, loc Fairfax VA/DC Corp 2 Corp, 1099, or W2 (please email your expectations, and availability to start) Job Description C#, C++ Developer Socket programming is a plus ( ****************************************************************************************** ) Additional Information please email word copy of resume to ensure it has your contact information, and phone number to reach you. ******************
    $80k-108k yearly est. Easy Apply 60d+ ago
  • Principal .Net Applications Developer

    Aver LLC 3.9company rating

    Senior .net developer job in Washington, DC

    AVER is a fast-growing SDVOSB that has achieved significant revenue growth over the past 5 plus years with much of our work focused on Data Analytics, Mission Support, IT Modernization and Biometrics. AVER is seeking a Principal .Net Application Developer with in-depth knowledge and experience assisting with agile methodology development for software maintenance and operations using .NET based coding tools. This role is technically focused from a software development lifecycle perspective to deploy products into a production environment. Join a collaborative team who values AVER's mission, focus, and culture of delivering exceptional client service with great people and transformative technology solutions that ensure Government mission success. Responsibilities Include: * Demonstrated success delivering solutions across the full systems development lifecycle, leveraging deep technical expertise to understand scope and ensure successful project delivery * Design and implement data automation solutions to automate processing of unstructured data for analytics and reporting * Develop automated tools, preferably leveraging open-source technologies. * Skilled in creating dashboards and executive-level reports for senior leadership, including director-level stakeholders * Perform system analysis, requirements collection, design, development, training, data conversion, implementation, documentation, and end user support * Support covers of all websites, web-enabled data-entry systems, standalone and client-server applications, and collaborative computing products * Design, develop, enhance, debugs, implement, and troubleshoot production problems related to software applications * Research, test, build, and coordinate the conversion and/or integration of new products based on client requirements * Design and develop new software products or major enhancements to existing software and evaluates effectiveness of solutions * Address problems of systems integration, compatibility, and multiple platforms * Consult with project teams and end users to identify application requirements * Perform feasibility analysis on potential future projects to management * Assist in the evaluation and recommendation of application software packages, application integration and testing tools * Resolve problems with software and respond to suggestions for improvements and enhancements * Participate in development of software user manuals and technical reports * Act as team leader on projects providing guidance, oversight and mentorship to less senor staff * Provide technical expertise and guidance to clients and team * Instruct, assign, direct, and check the work of others on the development team Education Requirements: * Bachelor's degree in Computer Science, Information Systems, or an equivalent/related field. Experience Requirements: * 10+ years of technical analysis experience as a .Net Software Application Developer * Experience with programming languages including Microsoft C# (.Net CORE), Microsoft .NET 6 or greater, Microsoft .NET Framework 4.8 or greater * Experience with cloud and DevOps using Microsoft Azure DevOps or GitHub Actions, Azure App Services, Azure Functions, Azure API Management, Familiarity with Azure Storage (Blob, Queue, Table), Azure Key Vault * Experience with ORM and database technologies including Entity Framework Core (EF Core) 6 or greater * Experience with relational databases (SQL Server 2016 or above, Oracle 12c or above) * Experience with NoSQL databases such as Cosmos DB or MongoDB * Experience with front-end development tools including JQuery, AJAX, Telerik Kendo UI or similar UI frameworks * Experience with web services including RESTful Web Services * Experience with back-end services including Windows Services, ASP.NET Core * Experience with security and identity management leveraging Entra ID (formerly Azure Active Directory) * Experience implementing authentication protocols SAML, OAuth 2.0, and OpenID Connect * Experience working with JSON Web Tokens (JWT) for secure API communication * Experience with role-based access control (RBAC) and claims-based authentication * Experience with Microsoft Server Operating Systems (Windows Server 2019 or above) Desired Requirements: * Experience with Microsoft Visual Studio 2022 or greater * Experience with CI/CD pipelines using Azure DevOps or GitHub Actions * Familiarity with Agile Scrum & Kanban methods * Experience with cloud-native development and microservices architecture * Knowledge of secure coding practices and application security principles * Familiarity with Azure Logic Apps and Event Grid * Experience with database performance tuning and optimization for SQL Server, Oracle, and Cosmos DB * Experience with MVC Design Patterns and MVVM Design Patterns desired * Experience with GraphQL (optional but preferred) Location: * ON SITE (5 days on-site in Washington, DC) Security Requirements: * Ability to obtain and maintain a government clearance (Public Trust) * This role supports a government agency which requires U.S. citizenship About Us: AVER, LLC is a Data & Digital Transformation company that delivers exceptional client service with great people and transformative technology solutions to enable Government mission success. We provide customers with specialized technical skills and deep subject matter expertise focused on Homeland Security, Biometrics, Law Enforcement and Healthcare domains to meet the complex mission challenges today and tomorrow. We are a verified Service-Disabled Veteran-Owned Small Business (SDVOSB) that strives to provide a customer-centric experience building trusted partnerships with our clients and people. AVER is an Equal Opportunity Employer/Veterans/Disabled
    $81k-109k yearly est. 11d ago
  • CNO Software Developer

    T-Rex Solutions 4.1company rating

    Senior .net developer job in Fort Meade, MD

    Job Description T-Rex is looking for a talented CNO Software Developer to work on a program in the Ft. Meade area in support of the Intelligence Community. Responsibilities: Is An Onsite Role Experienced CNO Developers at T-Rex Solutions analyze systems to understand how they work and how they behave when they break. Candidates must be able to play both sides of the fence, both developing and defeating new and advanced security techniques. Projects are undertaken in small teams with close coordination with customers. All our engineers write code, but many of our engineers spend as much time taking systems apart as building new ones. A typical day can involve studying disassembly or writing Python to audit a piece of C++ code. May be opportunities to lead small teams of developers and/or researchers. Role Type: Typically requires a Bachelor's degree and four (4) years' experience or minimum eight (8) years experience Demonstrated experience programming in Assembly, C, C++, Java, Perl, or Python Active and transferable U.S. government issued TS/SCI with polygraph security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Desired Skills: 3 or more of the following desired skills Understanding of OS Internals (i.e. Windo) Experience with Vulnerability Research Experience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPARC, 68k, or others) Experience developing embedded systems Understanding of network protocols (TCP/IP stacks, wire-level protocols, RF communications, BGP, routing protocols, or others). Understanding of exploit mitigations such as DEP and ASLR Experience using reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump. Experience using debuggers such as gdb, WinDbg, OllyDbg Experience with BDI/JTAG Experience with modern C++ development, such as RAII, C++11 and C++14. Experience building and using tools to find, exploit, and productize vulnerabilities in complex software systems T-Rex Overview Established in 1999, T-Rex Solutions, LLC is a proven mid-tier business providing data-centric mission services to the Federal government as it increasingly tries to secure and leverage the power of data. We design, integrate, secure, and deploy advanced technical solutions for our customers so they can efficiently fulfill their critical objectives. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering. T-Rex is constantly seeking qualified people to join our growing team. We have built a broad client base through our devotion to delivering quality products and customer service, and to do that we need quality individuals. But more than that, we at T-Rex are committed to creating a culture that supports the development of every employee's personal and professional lives. T-Rex has made a commitment to maintain the status of an industry leader in compensation packages and benefits which includes competitive salaries, performance bonuses, training and educational reimbursement, Transamerica 401(k) and Cigna healthcare benefits. T-Rex is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex (including pregnancy and sexual orientation), parental status, national origin, age, disability, family medical history or genetic information, political affiliation, military service, or other non-merit based factors. In compliance with pay transparency guidelines, the annual base salary range for this position is $150,000 - $250,000. Please note that the salary information is a general guideline only. T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer. T-Rex offers a diverse and collaborative work environment, exciting opportunities for professional growth, and generous benefits, including: PTO available to use immediately upon joining (prorated based on start date), paid parental leave, individual and family health, vision, and dental benefits, annual budget for training, professional development and tuition reimbursement, and a 401(k) plan with company match fully vested after 60 days of employment among other benefits.
    $77k-101k yearly est. 11d ago
  • IBM BPM Lead Developers / Architects

    Deegit 3.9company rating

    Senior .net developer job in Washington, DC

    · Expert in IBM BPM technology · Has delivered large complex projects by developing BPD & integrations using IID/AIS and has developed automation of non-human tasks using BPEL Business process designer (BPD) using integration designer (IID) to integrate these applications Skilled in Java/J2EE technologies and front end languages such as CSS, HTML, JavaScript Additional Information All your information will be kept confidential according to EEO guidelines.
    $106k-145k yearly est. 11h ago
  • AEM Website Developer

    Applied Technology Services 4.1company rating

    Senior .net developer job in Baltimore, MD

    This posting is for a pending award. The contractor will support the development and implementation of digital consumer experiences leveraging Adobe Experience Manager (AEM). This includes building and integrating AEM components, ensuring smooth deployments, and providing documentation and knowledge transfer to client personnel. The resource will report to the AEM Technical Architect. UMGC shall manage workforce planning and provide direction to the AEM developer. The resource will follow an eight (8) hour work schedule which will align with UMGC's normal business operating hours of 8:00 am to 6:00 pm ET. Responsibilities Design scalable AEM solutions aligned with UMGC's digital goals (e.g., personalized student portals). Translate stakeholder requirements into technical specs using AEM Sites, Assets, and Forms. Ensure feasibility with Cloud Manager pipelines and integrations Build custom components, templates, and workflows with HTL, Java, OSGi, and frontend tech (e.g., React). Conduct code reviews, testing, and deployments via Cloud Manager. Optimize performance (e.g., caching, dispatcher) for high-traffic periods like enrollments. Handle upgrades, migrations, and Adobe updates; provide production support and documentation. Implement secure solutions and monitoring systems. Work in Agile teams with Univ IT/content authors; mentor juniors if needed. Adhere to contracts, NDAs, and deliver knowledge transfer at project end. Work with integrations -MuleSoft to connect between data sources and applications. Requirements Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent professional experience accepted for contractors). 3-5+ years of hands-on AEM development and implementation, including at least 1 year with AEM as a Cloud Service (e.g., managing sites, assets, and forms for educational portals; 5+ years preferred for senior roles). Strong skills in Java, HTL, HTML, CSS, JavaScript, and front-end frameworks. Proven experience designing and developing reusable AEM components, templates, and workflows; knowledge of CRX/DE repository, Sling models, and OSGi framework. Familiarity with AEM Cloud Manager for CI/CD pipelines, Git for version control, immutable environments, and integrating with REST APIs/third-party systems Experience with Agile methodologies, including participation in Scrum ceremonies, and strong documentation/communication skills for knowledge transfer to UMGC teams. Understanding of performance optimization (e.g., dispatcher, caching), security best practices and DevOps tools. Full-Time Employee Benefits: Competitive compensation Health benefits including Medical, Dental and Vision Vacation and Personal Days 401K Employee Assistance Plan Continuous education and learning opportunities.
    $73k-100k yearly est. Auto-Apply 17d ago
  • Geospatial Applications Developer - TS/SCI

    Xcellent Technology Solutions 3.6company rating

    Senior .net developer job in Quantico, VA

    Job DescriptionDesign, Develop, and Deliver Geospatial Solutions for the Marine Corps As a Geospatial Software Developer, you'll have the opportunity to support the Marine Corps Intelligence Activity (MCIA) in Quantico, VA by playing a central role in advancing the creation and delivery of mission-critical geospatial intelligence. In this position, you will develop and maintain modern, user-focused geospatial applications and tools that make it easier for intelligence professionals to access, visualize, and share geospatial data. Your contributions will directly support MCIA's mission to provide a secure, centralized platform for geospatial data discovery, sharing, and collaboration across multiple classified networks. You will also assist in the continued growth of MCIA's online geospatial portal by supporting product development, metadata integration, user training, and technical troubleshooting, ensuring it meets the evolving needs of military and intelligence users. This is a dynamic, fast-paced environment that values innovation, adaptability, and the ability to turn complex requirements into practical, scalable solutions. If you are seeking a role where your development expertise directly impacts operational effectiveness and national security, this is your opportunity to make a meaningful contribution! Apply today by sending your resume to Antoine Thomas: ************************** *Important Information* For full transparency, we are anticipating a start date in Summer or Fall 2026. This role, along with others on the contract, is ideal for candidates who are planning ahead, comfortable with the projected timeline, and fully committed to joining a mission-driven team as soon as the program begins. Requirements: Active TS/SCI clearance Bachelor's degree in a related field, with 4+ years of relevant experience Or 8+ years of relevant experience in lieu of degree CompTIA Security+ certification Demonstrated experience in application development along with hands-on work using GIS software (e.g., ArcGIS, ArcGIS Enterprise, Server, Image Server, ArcSDE, QGIS) Solid experience in programming, scripting, and web development (e.g., Python, JavaScript, SQL, Java, .NET, HTML, CSS) to design, develop, and maintain modern GIS applications Proficiency in system documentation and testing and ensuring compliance with mission, security, and system reliability requirements Experience developing and supporting secure geospatial dissemination tools across classified and unclassified networks, aligned with DoD and Intelligence Community standards Why join XTS? At XTS, we're not just looking for employees, we're looking for individuals who are passionate about mission success and personal growth. As a veteran-owned company, we understand the value of service and the importance of fostering a supportive, collaborative community. We are committed to investing in our people, providing the tools and support necessary to grow, which creates a culture where every individual can succeed and thrive! We offer a comprehensive benefits package, including: Customizable healthcare plans, dental and vision coverage Paid time off (PTO), 11 federal holidays, and a matching 401(k) plan to secure your financial future Short- and long-term disability, life insurance, cancer insurance, and even pet insurance Ongoing training and career advancement opportunities to prepare you for leadership roles within the Intelligence Community Powered by JazzHR If9u4e5YVG
    $79k-107k yearly est. Easy Apply 16d ago
  • Web Developer (Drupal/PHP)

    Soft Tech Consulting 3.6company rating

    Senior .net developer job in Suitland, MD

    MUST BE ABLE TO OBTAIN PUBLIC TRUST MUST BE US CITIZEN OR PERMANENT RESIDENT/GREEN CARD FOR PERMANENT RESIDENT/GREEN CARD - MUST HAVE BEEN IN THE U.S. FOR A MINIMUM OF 3 CONSECUTIVE YEARS ONSITE - SUITLAND, MD SALARY IS DEPENDENT UPON THE CANDIDATE'S SKILLS, EXPERIENCE, EDUCATION AND CERTIFICATIONS SALARY RANGE: $100K - $115K HIGH END OF THE SALARY RANGE IS CONSIDERED FOR THOSE WHO EXCEED QUALIFICATIONS IN A REQUIRED AREA Soft Tech offers competitive BENEFITS in the areas of: MEDICAL, DENTAL, VISION, 401K, Short Term Disability, Long Term Disability, Life Insurance, PTO, AND PAID HOLIDAYS Soft Tech Consulting is seeking a highly motivated, self-directed individual to fill the role of a Web Developer (Drupal/PHP). The selected individual will join a collaborative team environment where they will provide support and expertise necessary toward the successful delivery of the project deliverables. Key to the success of this position is the effective communication to all levels of staff for reporting project status. Responsibilities Design, build and test web-based applications and edit site content for various components using Drupal. Create and manage web pages, add/edit content and upload/remove documents using Drupal. Maintain website standards and comply with predefined design guidelines. Utilize best practices in web screen design and learn about different middleware platforms to source and update data through web screens as specified in functional requirements. Translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. This includes the incorporation of responsive design. Collaborate with other team members and stakeholders to bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works. Taking responsibility for estimating, planning, and managing all of his/her own tasks and reporting on progress. Ensure the technical feasibility of UI/UX designs. Build reusable code and libraries for future use. Optimize application for maximum speed and scalability. Create, theme and managing content within Drupal. Qualifications High School Diploma with techinical training in computer science or a related field. 4 + years of experience in Drupal 8/9/10 development. Understanding of Drupal architecture, APIs, module/theme development. Strong experience in designing and implementing web application user interfaces and web pages using JavaScript/JQuery, CSS3, HTML5, and Bootstrap. Must have experience in setting up, configuring and managing Drupal using PHP, Twig and Custom Module Development. Must have strong knowledge of Section 508 and the Ability to address 508 compliance issues or providing alternative solutions. Familiarity with agile development methodologies. Experience with Git version control and deployment workflows. Ability to work independently and as part of a team and manage multiple tasks and priorities effectively. Strong analytical and problem-solving skills. Strong attention to detail and commitment to code quality and maintainability. Strong written and verbal communication skills with the ability to collaborate with cross-functional teams. Must be able to consistently report progress and impediments throughout the day, without the need for scheduled meetings. About Us Soft Tech Consulting, Inc. is a woman and minority-owned business headquartered in Chantilly, VA. With contracts in both the public and private sectors in the DC metro area and across the country, Soft Tech is an organization made up of highly successful and talented Information Technology professionals offering enterprise class solutions for any size organization at great value. Soft Tech's mission is to help government organizations design, implement, and maintain mission critical Information Technology solutions. By focusing jointly on our employees and our customers, we are able to achieve our mission by providing each and every one of our customers with continuous quality customer support. Soft Tech Consulting, Inc. is an Equal Opportunity Employer.
    $100k-115k yearly Auto-Apply 60d+ ago
  • Senior SharePoint Developer/Architect

    Business Integra 3.6company rating

    Senior .net developer job in Bethesda, MD

    Founded in 2001, Business Integra is an 8(a) Certified, Woman-Owned, Small Disadvantaged Business (SDB). Our CMMI Maturity Level 3 and ISO standardized IT services help transform government and commercial organizations in strategic ways-seamlessly aligning their strategic missions with regulations and industry best practices - ensuring that their ultimate visions are made reality. We are maturing and transforming to provide our customers “IT-as-a-Service” - with a sharper focus on outcomes, operational efficiency, competitiveness, and rapid response - consistent with business requirements. Our extensive team of PhD's, senior IT management, strategy consultants, seasoned IT solutions architects/project managers, and qualified software engineers deliver high quality IT solutions through proven methodologies and innovation. Job Title: Senior SharePoint Developer/Architect Location: Bethesda, MD & Greenbelt, MD (2 weeks in Bethesda & 2 weeks in Greenbelt) Duration: Full Time Client : BI(Business Integra) Job Description: Provides senior support in the analysis and design of enterprise business systems Handles test scripts & service requirements Works closely with end users on project development & implementation Need Focus on SharePoint need to be able to rapidly migrate from SharePoint 2010 to 2013 Need 10+ years of experience Responsibilities: Participates in the design of software tools & subsystems Write programs according to specifications needed Work with the technical staff to understand problems with the software & then develop resolutions for the problems Resolve customer complaints x/SW & respond to suggestions for improvements & enhancements Provides technical direction to programmers to ensure program deadlines are met Education: Minimum requirement - Bachelor's Degree Respectfully, Gulati Gourav Sr Technical Recruiter Additional Information All your information will be kept confidential according to EEO guidelines.
    $95k-119k yearly est. 60d+ ago
  • ASP.NET/VB.NET Developer

    Veredus 4.4company rating

    Senior .net developer job in Washington, DC

    ASP.NET/VB.NET Developer Terms: 6 month contract to hire Pay Rate: $53 Salary Conversion: $98-102k/yearly Interview Availability: Next Monday, Tuesday, and Wednesday Start Date: Public Trust Clearance needed - if anyone has an Active Clearance already, that's a huge bonus! Interview Process: Phone  Face to face  Offer Background Check: Public Trust Clearance Successful candidate must be able to obtain and retain a Public Trust security clearance. Candidates must be authorized to work in the US and a resident of the US for the previous 5 years with no longer than a 90-day absence. Will perform and participate as part of a team performing new application development and provide maintenance support of existing applications: 8-10 years of related software development experience. Required Skills: The development tools include MS .NET VS2010, VS2005, 1.0, Classic ASP, and Visual Basic 6.0 utilizing SQL Server 2005 and 2008, Microsoft SQL Analysis Services 2005 and 2008, MS Team Foundation Server, MS .NET Framework 1.0, 1.1, 2.0, 3.0, 3.5, 4.0, and AJAX 1.0, 2.0. 1. Strong preference for ASP.NET or VB.NET versus C#.NET (Current team have either ASP.NET or VB.NET experience. They will be conducting the in-person interview, and will probably view C#.NET (only experience as a negative) 1. Designs, develops, codes, tests, and debugs complex new software products, or makes significant enhancements to existing software. 2. Resolves complex hardware/software compatibility and interface design considerations. 3. Conducts investigations and tests of considerable complexity. 4. Researches emerging technologies to determine impact on application execution. 5. Provides input to staff involved in writing and updating technical documentation such as user manuals, system documentation, and training materials. 6. Troubleshoots complex problems and provides customer support for software operating systems and application issues. 7. Prepares reports on analyses, findings, and project progress. 8. Provides guidance and work leadership to less-experienced software engineers. 9. Maintains current knowledge of relevant technology as assigned. 10. Participates in special projects as required. Additional Information Veredus, A Hays Company is the leader in IT staffing and recruitment. With our local market knowledge and global reach, we better understand your specific needs and find you the perfect person or position. Our recruiting experts provide you a personal service to make the right match to help your or your business grow and succeed. We specialize in 22 functional areas of IT, in 20 industry sectors across 30 states, to provide you an expert service. We are an award winning company with total commitment to quality, integrity, and first class service. That's what makes us the trusted partner you can count on. For more information visit ******************* or ***************
    $98k-102k yearly 11h ago
  • C#, ASP.net C , (50 to 60/hr) - start in 2 weeks , federal

    Mapjects.com

    Senior .net developer job in Herndon, VA

    Mapjects.com is a leading centralized logistics operations portal platform. We're looking for C#, C++ developers for our federal/government contract Email WORD resume and contact to [email protected] or [email protected] US citizens or ( Green Card with at least 5 yrs US residency) Compensation is very competitive, and commensurate with experience, loc Herndon / Fairfax VA/DC Corp 2 Corp, 1099, or W2 (please email your expectations, and availability to start) Job Description Specific Responsibilities support software development of our federal client in fairfax VA or DC: Federal software will be developed within a modern, object-oriented, modular open-systems architecture primarily utilizing the following programming languages Main skills : C# ASP.net Windows or C++ Linux Optional C# .NET windows (and linux desired) Qualifications 3 to 8 yrs software development experience Additional Information please email word copy of resume to ensure it has your contact information, and phone number to reach you. [email protected] or [email protected]
    $78k-106k yearly est. 11h ago
  • CNO Software Developer

    T-Rex Solutions 4.1company rating

    Senior .net developer job in Fort Meade, MD

    T-Rex is looking for a talented CNO Software Developer to work on a program in the Ft. Meade area in support of the Intelligence Community. Responsibilities: Is An Onsite Role Experienced CNO Developers at T-Rex Solutions analyze systems to understand how they work and how they behave when they break. Candidates must be able to play both sides of the fence, both developing and defeating new and advanced security techniques. Projects are undertaken in small teams with close coordination with customers. All our engineers write code, but many of our engineers spend as much time taking systems apart as building new ones. A typical day can involve studying disassembly or writing Python to audit a piece of C++ code. May be opportunities to lead small teams of developers and/or researchers. Role Type: Typically requires a Bachelor's degree and four (4) years' experience or minimum eight (8) years experience Demonstrated experience programming in Assembly, C, C++, Java, Perl, or Python Active and transferable U.S. government issued TS/SCI with polygraph security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Desired Skills: 3 or more of the following desired skills Understanding of OS Internals (i.e. Windo) Experience with Vulnerability Research Experience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPARC, 68k, or others) Experience developing embedded systems Understanding of network protocols (TCP/IP stacks, wire-level protocols, RF communications, BGP, routing protocols, or others). Understanding of exploit mitigations such as DEP and ASLR Experience using reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump. Experience using debuggers such as gdb, WinDbg, OllyDbg Experience with BDI/JTAG Experience with modern C++ development, such as RAII, C++11 and C++14. Experience building and using tools to find, exploit, and productize vulnerabilities in complex software systems T-Rex Overview Established in 1999, T-Rex Solutions, LLC is a proven mid-tier business providing data-centric mission services to the Federal government as it increasingly tries to secure and leverage the power of data. We design, integrate, secure, and deploy advanced technical solutions for our customers so they can efficiently fulfill their critical objectives. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering. T-Rex is constantly seeking qualified people to join our growing team. We have built a broad client base through our devotion to delivering quality products and customer service, and to do that we need quality individuals. But more than that, we at T-Rex are committed to creating a culture that supports the development of every employee's personal and professional lives. T-Rex has made a commitment to maintain the status of an industry leader in compensation packages and benefits which includes competitive salaries, performance bonuses, training and educational reimbursement, Transamerica 401(k) and Cigna healthcare benefits. T-Rex is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex (including pregnancy and sexual orientation), parental status, national origin, age, disability, family medical history or genetic information, political affiliation, military service, or other non-merit based factors. In compliance with pay transparency guidelines, the annual base salary range for this position is $150,000 - $250,000. Please note that the salary information is a general guideline only. T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer. T-Rex offers a diverse and collaborative work environment, exciting opportunities for professional growth, and generous benefits, including: PTO available to use immediately upon joining (prorated based on start date), paid parental leave, individual and family health, vision, and dental benefits, annual budget for training, professional development and tuition reimbursement, and a 401(k) plan with company match fully vested after 60 days of employment among other benefits.
    $77k-101k yearly est. Auto-Apply 60d+ ago
  • AEM Website Developer

    Applied Technology Services 4.1company rating

    Senior .net developer job in Baltimore, MD

    Job Description This posting is for a pending award. The contractor will support the development and implementation of digital consumer experiences leveraging Adobe Experience Manager (AEM). This includes building and integrating AEM components, ensuring smooth deployments, and providing documentation and knowledge transfer to client personnel. The resource will report to the AEM Technical Architect. UMGC shall manage workforce planning and provide direction to the AEM developer. The resource will follow an eight (8) hour work schedule which will align with UMGC's normal business operating hours of 8:00 am to 6:00 pm ET. Responsibilities Design scalable AEM solutions aligned with UMGC's digital goals (e.g., personalized student portals). Translate stakeholder requirements into technical specs using AEM Sites, Assets, and Forms. Ensure feasibility with Cloud Manager pipelines and integrations Build custom components, templates, and workflows with HTL, Java, OSGi, and frontend tech (e.g., React). Conduct code reviews, testing, and deployments via Cloud Manager. Optimize performance (e.g., caching, dispatcher) for high-traffic periods like enrollments. Handle upgrades, migrations, and Adobe updates; provide production support and documentation. Implement secure solutions and monitoring systems. Work in Agile teams with Univ IT/content authors; mentor juniors if needed. Adhere to contracts, NDAs, and deliver knowledge transfer at project end. Work with integrations -MuleSoft to connect between data sources and applications. Requirements Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent professional experience accepted for contractors). 3-5+ years of hands-on AEM development and implementation, including at least 1 year with AEM as a Cloud Service (e.g., managing sites, assets, and forms for educational portals; 5+ years preferred for senior roles). Strong skills in Java, HTL, HTML, CSS, JavaScript, and front-end frameworks. Proven experience designing and developing reusable AEM components, templates, and workflows; knowledge of CRX/DE repository, Sling models, and OSGi framework. Familiarity with AEM Cloud Manager for CI/CD pipelines, Git for version control, immutable environments, and integrating with REST APIs/third-party systems Experience with Agile methodologies, including participation in Scrum ceremonies, and strong documentation/communication skills for knowledge transfer to UMGC teams. Understanding of performance optimization (e.g., dispatcher, caching), security best practices and DevOps tools. Full-Time Employee Benefits: Competitive compensation Health benefits including Medical, Dental and Vision Vacation and Personal Days 401K Employee Assistance Plan Continuous education and learning opportunities. Powered by JazzHR SwMHtxO8WO
    $73k-100k yearly est. 19d ago
  • Geospatial Applications Developer - TS/SCI

    Xcellent Technology Solutions 3.6company rating

    Senior .net developer job in Quantico, VA

    Design, Develop, and Deliver Geospatial Solutions for the Marine Corps As a Geospatial Software Developer, you'll have the opportunity to support the Marine Corps Intelligence Activity (MCIA) in Quantico, VA by playing a central role in advancing the creation and delivery of mission-critical geospatial intelligence. In this position, you will develop and maintain modern, user-focused geospatial applications and tools that make it easier for intelligence professionals to access, visualize, and share geospatial data. Your contributions will directly support MCIA's mission to provide a secure, centralized platform for geospatial data discovery, sharing, and collaboration across multiple classified networks. You will also assist in the continued growth of MCIA's online geospatial portal by supporting product development, metadata integration, user training, and technical troubleshooting, ensuring it meets the evolving needs of military and intelligence users. This is a dynamic, fast-paced environment that values innovation, adaptability, and the ability to turn complex requirements into practical, scalable solutions. If you are seeking a role where your development expertise directly impacts operational effectiveness and national security, this is your opportunity to make a meaningful contribution! Apply today by sending your resume to Antoine Thomas: [email protected] *Important Information* For full transparency, we are anticipating a start date in Summer or Fall 2026. This role, along with others on the contract, is ideal for candidates who are planning ahead, comfortable with the projected timeline, and fully committed to joining a mission-driven team as soon as the program begins. Requirements: Active TS/SCI clearance Bachelor's degree in a related field, with 4+ years of relevant experience Or 8+ years of relevant experience in lieu of degree CompTIA Security+ certification Demonstrated experience in application development along with hands-on work using GIS software (e.g., ArcGIS, ArcGIS Enterprise, Server, Image Server, ArcSDE, QGIS) Solid experience in programming, scripting, and web development (e.g., Python, JavaScript, SQL, Java, .NET, HTML, CSS) to design, develop, and maintain modern GIS applications Proficiency in system documentation and testing and ensuring compliance with mission, security, and system reliability requirements Experience developing and supporting secure geospatial dissemination tools across classified and unclassified networks, aligned with DoD and Intelligence Community standards Why join XTS? At XTS, we're not just looking for employees, we're looking for individuals who are passionate about mission success and personal growth. As a veteran-owned company, we understand the value of service and the importance of fostering a supportive, collaborative community. We are committed to investing in our people, providing the tools and support necessary to grow, which creates a culture where every individual can succeed and thrive! We offer a comprehensive benefits package, including: Customizable healthcare plans, dental and vision coverage Paid time off (PTO), 11 federal holidays, and a matching 401(k) plan to secure your financial future Short- and long-term disability, life insurance, cancer insurance, and even pet insurance Ongoing training and career advancement opportunities to prepare you for leadership roles within the Intelligence Community
    $79k-107k yearly est. Auto-Apply 16d ago

Learn more about senior .net developer jobs

How much does a senior .net developer earn in Bethesda, MD?

The average senior .net developer in Bethesda, MD earns between $73,000 and $131,000 annually. This compares to the national average senior .net developer range of $72,000 to $124,000.

Average senior .net developer salary in Bethesda, MD

$98,000

What are the biggest employers of Senior .NEt Developers in Bethesda, MD?

The biggest employers of Senior .NEt Developers in Bethesda, MD are:
  1. Creative Information Technology
  2. CACI International
  3. Veredus
  4. USM Business Systems
  5. Crelate
  6. LCG
  7. PST
  8. Accenture
  9. BRMi
  10. Aveshka
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