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Senior .net developer jobs in Lake Forest, CA

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  • ERP System Developer Lead

    Stater Bros. Markets 4.7company rating

    Senior .net developer job in San Bernardino, CA

    Please note: Stater Bros. Markets is not able to consider candidates who will require visa sponsorship at the time of application or in the future. A Senior Programmer/Analyst with demonstrated experience in planning, implementing, and supporting large application software systems. Accomplished ERP System Developer Lead to spearhead the development and enhancement of our ERP systems within the SAP S/4HANA and SuccessFactors environments. This position demands a visionary leader with extensive technical expertise, who can drive innovation, improve system functionality, and lead a team of developers in delivering top-tier ERP solutions that align with our organizational goals. JOB RESPONSIBILITIES: Leadership: Lead the ERP development team in creating robust, scalable, and efficient solutions for SAP S/4HANA and SuccessFactors Define and implement a strategic roadmap for the ERP systems, aligning technology with business objectives and operational needs Mentor and coach team members, fostering a collaborative and high-performance environment that encourages professional growth System Design & Development: Oversee the full software development lifecycle, including requirement analysis, design, development, testing, deployment, and maintenance of ERP solutions Collaborate with stakeholders across departments to gather and analyze business requirements, translating them into technical specifications and architectural designs Ensure best practices in coding, configuration, and system design are followed to optimize performance and maintainability Integration & Innovation: Drive the integration of SAP S/4HANA and SuccessFactors/ Dayforce with other enterprise systems, ensuring seamless data flow and operational efficiency Evaluate and implement new technologies and tools that can enhance system capabilities and user experience, such as Fiori/UI5 for front-end development Stay abreast of SAP updates and innovations, advising on their potential impact and opportunities for the organization Quality Assurance & Support: Establish and enforce quality standards for software development and system performance, including conducting code reviews and unit testing Develop and execute comprehensive testing plans, ensuring that all systems meet functional and performance requirements before deployment Provide ongoing support and troubleshooting for ERP systems, addressing issues and ensuring minimal disruption to business operations Documentation & Compliance: Maintain comprehensive documentation of system architecture, design processes, and user manuals to ensure knowledge transfer and compliance Ensure that all development practices comply with organizational standards, security protocols, and regulatory requirements Perform other job-related functions as assigned REQUIREMENTS/QUALIFICATIONS: Education & Experience: Bachelor's degree in computer science, Information Technology, or a related field; Master's degree preferred A minimum of 10 years of hands-on experience in ERP development, particularly with SAP S/4HANA and SuccessFactors Proven track record of leading development teams and managing complex ERP projects from inception to completion Technical Skills: In-depth knowledge of SAP S/4HANA modules, functionalities, and implementation best practices Proficiency in ABAP programming, Fiori/UI5, and related development tools and technologies Familiarity with data migration strategies and tools, as well as experience with integrations (e.g., middleware technologies) Collaboration and Communication: Collaborate with cross-functional teams, including developers, functional consultants, and project managers Communicate effectively with stakeholders, presenting architectural proposals and justification Strong analytical and problem-solving abilities, with a keen attention to detail Ability to work collaboratively in a fast-paced environment and manage multiple priorities effectively Certifications: SAP certification in S/4HANA or SuccessFactors is highly desirable Applicable Technical Skills: Program Development - SAP Integration Suite SAP HANA, SAP Fiori Microsoft Office Project, Visio, SharePoint, Visual Studio Team Suite
    $118k-149k yearly est. 5d ago
  • .Net Angular Developer

    Net2Source (N2S

    Senior .net developer job in Culver City, CA

    Net2Source is a Global Workforce Solutions Company headquartered at NJ, USA with its branch offices in Asia Pacific Region. We are one of the fastest growing IT Consulting company across the USA and we are hiring ".Net Angular Developer" for one of our clients. We offer a wide gamut of consulting solutions customized to our 450+ clients ranging from Fortune 500/1000 to Start-ups across various verticals like Technology, Financial Services, Healthcare, Life Sciences, Oil & Gas, Energy, Retail, Telecom, Utilities, Technology, Manufacturing, the Internet, and Engineering. Position : .Net Angular Developer Location: Culver City, CA ( Onsite) - Only Locals Type: Contract Mandatory Skills: 9+ years of professional development experience in ASP.NET Core, C#, Angular and TypeScript. Proven experience in developing web applications and web APIs using ASP.NET Core framework, ASP.NET MVC/Web API. Strong development experience in C#, Angular,, RxJS, and Angular CLI and TypeScript. Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams. Ability to write, maintain, and version Terraform scripts for cloud provisioning over AWS Excellent problem-solving skills and the ability to troubleshoot complex technical issues. Experience in developing web applications using front-end technologies such as HTML, CSS, and JavaScript. Experience working on MS SQL database and Entity Framework Core. Experience working on AWS (oe equivalent cloud). Experience working with version control system e.g., Git. Strong understanding of RESTful API design principles and best practices. Solid understanding of software design principles, patterns, and best practices. Experience with Agile development methodologies. Write effective technical and function design documents. Why Work With Us? We believe in more than just jobs-we build careers. At Net2Source, we champion leadership at all levels, celebrate diverse perspectives, and empower you to make an impact. Think work-life balance, professional growth, and a collaborative culture where your ideas matter. Our Commitment to Inclusion & Equity Net2Source is an equal opportunity employer, dedicated to fostering a workplace where diverse talents and perspectives are valued. We make all employment decisions based on merit, ensuring a culture of respect, fairness, and opportunity for all, regardless of age, gender, ethnicity, disability, or other protected characteristics. Awards & Recognition America's Most Honored Businesses (Top 10%) Fastest-Growing Staffing Firm by Staffing Industry Analysts INC 5000 List for Eight Consecutive Years Top 100 by Dallas Business Journal Spirit of Alliance Award by Agile1 Madhukar Singh Email:***********************
    $82k-111k yearly est. 4d ago
  • Mainframe Programmer (COBOL)

    Stand 8 Technology Consulting

    Senior .net developer job in Long Beach, CA

    STAND 8 provides end to end IT solutions to enterprise partners across the United States and with offices in Los Angeles, New York, New Jersey, Atlanta, and more including internationally in Mexico and India We are seeking an experienced Mainframe Programmer (COBOL) to support the development, enhancement, and maintenance of large-scale enterprise mainframe applications. This role works closely with business analysts, QA teams, and system administrators to deliver reliable, secure, and efficient mainframe solutions for critical business operations. Key Responsibilities Develop, test, and maintain COBOL-based mainframe applications. Analyze, debug, and optimize legacy and new code to improve performance and stability. Collaborate with cross-functional teams to gather requirements and deliver technical solutions. Perform data analysis, file handling, and batch processing using JCL and VSAM. Troubleshoot and resolve production issues in a timely manner. Prepare and maintain documentation including system designs, technical specifications, and operational procedures. Qualifications 3+ years of hands-on experience in mainframe development with a strong focus on COBOL, JCL, and VSAM. Experience with DB2, CICS, and batch processing is preferred. Solid analytical and problem-solving skills. Ability to work independently and collaboratively in a fast-paced environment. Strong attention to detail and commitment to high-quality deliverables. Benefits Medical coverage and Health Savings Account (HSA) through Anthem Dental/Vision/Various Ancillary coverages through Unum 401(k) retirement savings plan Paid-time-off options Company-paid Employee Assistance Program (EAP) Discount programs through ADP WorkforceNow Additional Details The base range for this contract position is $65 - $75 / per hour, depending on experience. Our pay ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target for new hires of this position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. Qualified applicants with arrest or conviction records will be considered About Us STAND 8 provides end-to-end IT solutions to enterprise partners across the United States and globally with offices in Los Angeles, Atlanta, New York, Mexico, Japan, India, and more. STAND 8 focuses on the "bleeding edge" of technology and leverages automation, process, marketing, and over fifteen years of success and growth to provide a world-class experience for our customers, partners, and employees. Our mission is to impact the world positively by creating success through PEOPLE, PROCESS, and TECHNOLOGY. Check out more at ************** and reach out today to explore opportunities to grow together! By applying to this position, your data will be processed in accordance with the STAND 8 Privacy Policy.
    $65-75 hourly 1d ago
  • Azure C#/.Net Developer position in Irvine, CA - 100% onsite

    Calance 4.3company rating

    Senior .net developer job in Irvine, CA

    Salary: $110 - $135k/yr As an Azure .Net Software Developer, you'll play a key role in designing and developing solutions that enhance user experience and drive operational efficiency. This is a full-time, hands-on role ideal for a problem-solver with a passion for building high-quality applications. Key Responsibilities: Developing stable and innovative full-stack, web-based applications, services, and features Maintaining legacy .NET applications while troubleshooting critical problems quickly and efficiently Improve code quality through code reviews, standards creation, and technical documentation Experience developing with deploying applications on Azure Cloud platform Partner with other teams and departments to align on broader engineering and company initiatives Estimate technical effort required to deliver assigned tasks and deliver as promised Communicate clearly with team members and end users to gather requirements, ensuring goals are aligned and deliverables meet or exceed business expectations .NET Minimum 5 years of professional experience developing .Net applications, websites and/or services Extensive knowledge of the .NET Framework, Angular, C#, JavaScript, jQuery, JSON, etc. Working knowledge of Azure API, Web API, WCF, Rest/SOAP Web Services, Entity Framework Experience with ADO.NET and other data access technologies Experience with unit/integration test frameworks Experience with and a good understanding of enterprise-level multi-tier architecture Databases Minimum 3 years of professional experience using Microsoft SQL Server 2012 or newer Strong experience with Microsoft SQL Server Management Studio and related tools Ability to create, tune, and modify SQL objects, including queries, stored procedures, views, and triggers. Strong database design knowledge, including table design, indexing, constraints, and normalization. Preferred Qualifications: Strong experience using Team Foundation Server or Azure DevOps - including branching, merging, shelving Experience working in a rapid Agile environment, contributing equally to team projects or working individually on multiple parallel product versions Experience using HTML5, CSS, AJAX, JavaScript, Bootstrap toolkit, jQuery, XML, LINQ Experience with hardware devices like webcam, signature pad, document & barcode scanner etc. Comfortable presenting at daily stand-ups with other developers and QA personnel Ability to work in a dynamic, demanding, and challenging business environment Strong analytical and problem-solving skills Excellent oral and written communication skills, capable of conveying complex systems and logic to both technical and non-technical audiences.
    $110k-135k yearly 4d ago
  • Mainframe Programmer

    Hiretalent-Staffing & Recruiting Firm

    Senior .net developer job in Downey, CA

    A Senior Application Programmer for Mainframe Systems is responsible for leading and/or working on the most complex IT applications design, documentation, development, modification, testing, installation, implementation, and support of new or existing applications software. The Senior Application Programmer for Mainframe Systems is responsible for analyzing and refining systems requirements; translating systems requirements into applications prototypes; planning and designing systems architecture; writing, debugging and maintaining code; determining and designing applications architecture; determining output media/formats; designing user interfaces; working with customers to test applications; assuring software and systems quality and functionality; integrating hardware and software components; writing and maintaining program documentation; evaluating new applications software technologies; and/or ensuring the rigorous application of information security/information assurance policies, principles and practices to the delivery of application software services. Skills Required: The Senior Application Programmer for Mainframe Systems will possess knowledge and experience in applications software development principles and methods sufficient to participate in the design, development, testing and implementation of new or modified applications software; organization's operational environment; software design principles, methods and approaches; principles, methods and procedures for designing, developing, Optimizing and integrating new and/or reusable systems components; pertinent government regulations; infrastructure requirements, database management principles and methodologies, including data structures, data modeling, data warehousing and transaction processing; Functionality and operability of the current operating environment; systems engineering concepts and factors such as structured design, supportability, reliability, scalability and maintainability; optimization concepts and methods; establish and maintain cooperative working relationships with those contacted in the course of the work; and speak and write effectively and prepare effective reports. This classification must have a minimum of seven (7) years of experience in electronic data processing systems design and programming with one or more of the software set forth below. LANGUAGES: COBOL, Natural/ SuperNatural, IMS/DB/DC, DB2/SQL, Assembler, SAS, CICS; MF FOCUS; TOOLS/UTILITIES: MVS JCL, MVS TSO/ISPF, IBM OPTIM, FILE Manager, SPUFI, ICEMAN/ICETOOLS, SORT, VSAM, CLIST, FTP, DYL260/280, CA Gen (CoolGen), CA Endevor, CA Spool, CA OM Web Viewer, IBM Websphere, Debugger, N2O; DATABASES: DB2, IMS, ADABAS, FOCUS; OS: z/OS; OTHER: EntireX, ASP, HTML, Cloverleaf. This classification requires the possession of a bachelor's degree in an IT-related or Computer Science field. Additional qualifying experience may be substituted for the required education on a year-for-year basis.
    $81k-110k yearly est. 5d ago
  • Mainframe Programmer

    JRD Systems 3.6company rating

    Senior .net developer job in Downey, CA

    A Senior Application Programmer for Mainframe Systems is responsible for leading and/or working on the most complex IT applications design, documentation, development, modification, testing, installation, implementation, and support of new or existing applications software. The Senior Application Programmer for Mainframe Systems is responsible for analyzing and refining systems requirements; translating systems requirements into applications prototypes; planning and designing systems architecture; writing, debugging and maintaining code; determining and designing applications architecture; determining output media/formats; designing user interfaces; working with customers to test applications; assuring software and systems quality and functionality; integrating hardware and software components; writing and maintaining program documentation; evaluating new applications software technologies; and/or ensuring the rigorous application of information security/information assurance policies, principles and practices to the delivery of application software services. Skills Required The Senior Application Programmer for Mainframe Systems will possess knowledge and experience in applications software development principles and methods sufficient to participate in the design, development, testing and implementation of new or modified applications software; organization's operational environment; software design principles, methods and approaches; principles, methods and procedures for designing, developing, optimizing and integrating new and/or reusable systems components; pertinent government regulations; infrastructure requirements, database management principles and methodologies, including data structures, data modeling, data warehousing and transaction processing; functionality and operability of the current operating environment; systems engineering concepts and factors such as structured design, supportability, reliability, scalability and maintainability; optimization concepts and methods; establish and maintain cooperative working relationships with those contacted in the course of the work; and speak and write effectively and prepare effective reports. Skills Preferred Must have a strong background in ADABAS/NATURAL, JCL, TSO/ISPF, Predict, and N2O. Experience Required This classification must have a minimum of seven (7) years of experience in electronic data processing systems design and programming with one or more of the software set forth below. LANGUAGES: COBOL, Natural/ SuperNatural, IMS/DB/DC, DB2/SQL, Assembler, SAS, CICS; MF FOCUS; TOOLS/UTILITIES: MVS JCL, MVS TSO/ISPF, IBM OPTIM, FILE Manager, SPUFI, ICEMAN/ICETOOLS, SORT, VSAM, CLIST, FTP, DYL260/280, CA Gen (CoolGen), CA Endevor, CA Spool, CA OM Web Viewer, IBM Websphere, Debugger, N2O; DATABASES: DB2, IMS, ADABAS, FOCUS; OS: z/OS; OTHER: EntireX, ASP, HTML, Cloverleaf. Experience Preferred This classification must have a minimum of seven (7) years of demonstrated experience in ADABAS/NATURAL programming within a mainframe environment, with proficiency in the following areas: • Language: Natural • Database: ADABAS • Tools and Utilities: JCL, TSO/ISPF, Predict, N2O, CA Spool • OS: z/OS • Additional Technologies: EntireX, SuperNatural, Cloverleaf. Education Required This classification requires the possession of a bachelor's degree in an IT-related or Computer Science field. Additional qualifying experience may be substituted for the required education on a year-for-year basis. Additional Information This assignment will require onsite work 5 days (M-F) per week initially for at least 6 months and gradually allowing up to 2 days telework depending on the current project requirements.
    $82k-106k yearly est. 3d ago
  • Sr/Lead Golang/Python Developer (W2 Only)

    Quality Choice Solutions

    Senior .net developer job in Pasadena, CA

    Title: Sr/Lead Golang/Python Developer Duration: 6+ Months to support Telephony application requirements. Must Haves: 4-yr Technical Degree (CS or related) AND 8 yrs of IT/Engineering AND 4+ yrs of backend programming & API (Go & NoSQL/Mongo) AND 3+ yrs of Python/Bash scripting AND 2+ yrs of building or working with scalable apps (Kubernetes / Docker) AND 2+ yrs of designing, Installing, Configuring, Maintaining, and troubleshooting VOIP (SIP) servers, infrastructure, and applications. 2+ yrs of mentoring Jr. staff (code review, work dissemination, etc)
    $118k-177k yearly est. 4d ago
  • Sr. Developer eCommerce Systems

    Pacsun 3.9company rating

    Senior .net developer job in Anaheim, CA

    Join the Pacsun Community Co-created in Los Angeles, Pacsun inspires the next generation of youth, building community at the intersection of fashion, music, art and sport. Pacsun is a leading lifestyle brand offering an exclusive collection of the most relevant brands and styles such as adidas, Brandy Melville, Essentials Fear of God, our own brands, and many more. Our Pacsun community believes in and understands the importance of using our voice, platform, and resources to inspire and bring about positive development. Through our PacCares program, we are committed to our responsibility in using our platform to drive change and take action on the issues important to our community. Join the Pacsun Community. Learn more here: LinkedIn- Our Community About the Job: Pacsun's IT eCommerce team uses AI and innovative technologies to enhance customer experience and improve operational efficiency. As a key member of the team, the Senior eCommerce Developer contributes the architecture, development and optimization of the company's digital commerce experiences. This role is responsible for both back‑end and front-end development on Salesforce Commerce Cloud (SFCC), ensuring high‑performance, secure and accessible storefronts, with robust system integration in the eCommerce ecosystem. The Senior eCommerce Developer will lead end‑to‑end delivery of new features, mentor junior developers and off-shore team, and collaborate closely with UX, product, QA and business teams to create compelling online experiences that drive revenue and customer loyalty. This role will work on the full stack of Pacsun's Salesforce Commerce Cloud, mobile app, AI initiatives and system integrations, supporting Commerce, Loyalty, CRM, OMS, and other eCommerce platforms. A day in the life, what you'll be doing: Back‑End Development & Integration Design, build and maintain SFCC server‑side components, including controllers, pipelines, cartridges and custom business logic. Develop and manage robust APIs that connect SFCC with tax engines, payment processors, fraud management services and the order management system. Ensure reliable data synchronization between SFCC and external platforms such as CRM, Loyalty, OMS, ERP and analytics systems. Optimize database models, caching strategies and performance tuning to support high transaction volumes and peak traffic periods. Checkout & Transaction Optimization Own the end‑to‑end checkout experience, ensuring seamless, secure and performant workflows from cart to order confirmation. Integrate payment gateways and fraud protections to deliver accurate pricing and effortless transactions. Collaborate with UX and product teams to identify friction points in the checkout process and implement improvements that boost conversion and customer satisfaction. Tax, Shipping & OMS Integration Implement and maintain integrations with third‑party tax services to handle complex jurisdictional tax rules. Connect SFCC to shipping providers and fulfillment platforms to provide real‑time shipping options and tracking. Build and support integrations with the order management system to ensure accurate order routing, inventory updates and status synchronization. AI & Innovation Support Partner with data science and innovation teams to embed AI‑driven personalization, recommendation and search solutions into the platform. Develop integration points for machine‑learning models and real‑time personalization engines, ensuring data security and compliance. Prototype and implement new technologies that enhance the customer experience and streamline operations. Technical Leadership & Collaboration Lead code reviews, define backend architecture standards and mentor less experienced developers on integration patterns and best practices. Participate in IT management and technical teams to develop and deploy processes to ensure rapid, reliable releases. Work closely with product, UX, QA and DevOps teams to define requirements, plan sprints and deliver high‑quality software on schedule. What it takes to Join: 8+ years of experience in web development and at least 5 years focused on Salesforce Commerce Cloud and SFRA. Deep knowledge of modern front‑end technologies (HTML5, CSS3/SCSS, JavaScript, React or similar frameworks) and back‑end development (Node.js, Java or equivalent). Hands‑on experience with SFCC OCAPI/SCAPI, cartridge development, API integrations and Business Manager configurations. Proven track record integrating third‑party services (payments, tax, shipping, CRM, loyalty, analytics) and implementing secure, scalable solutions. Familiarity with Agile methodologies, version control (Git) and CI/CD pipelines. Strong understanding of web performance optimization, SEO and accessibility standards. Ability to lead discussions, mentor teammates and collaborate with technical teams. Bachelor's degree in Computer Science, Information Systems or related field; Salesforce B2C Commerce Developer certification is preferred. Salesforce Commerce Cloud SFRA certified developer is preferred. Proven ability to excel in fast-growing, dynamic business environments with competing priorities, with a positive, solution-oriented mindset. Excellent analytical and problem-solving skills. Salary Range: $149,000 - $159,000 Pac Perks: Dog friendly office environment On-site Cafe On-site Gym $1,000 referral incentive program Generous associate discount of 30-50% off merchandise online and in-stores Competitive long term and short-term incentive program Immediate 100% vested 401K contributions and employer match Calm Premium access for all employees Employee perks throughout the year Physical Requirements: The physical demands described here are representative of those that are required by an associate to successfully perform the essential functions of this job. While performing the duties of this job, the associate is regularly required to talk or hear. The associate is frequently required to sit; stand; walk; use hands to finger, handle or feel; as well as reach with hands and arms. Specific vision abilities required by this job include close vision, distance vision, depth perception and ability to adjust focus. Ability to work in open environment with fluctuating temperatures and standard lighting. Ability to work on computer and mobile phone for multiple hours; with frequent interruptions. Required to travel in elevator or stairwells to attend meetings and engage with associates on multiple floors throughout building. Hotel, Airplane, and Car Travel may be required. Position Type/Expected Hours of Work: This is a full-time position. As a National Retailer, occasional evening and/or weekend work may be required during periods of high volume. This role operates in a professional office environment and routinely uses standard office equipment. Other Considerations: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the associate for this job. Duties, responsibilities and activities may change at any time with or without notice. Reasonable accommodations may be made to qualified individuals with disabilities to enable them to perform the essential functions of the role. Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
    $149k-159k yearly 2d ago
  • Senior Software Engineer

    PTR Global

    Senior .net developer job in Irvine, CA

    The Sr. Software Engineer will be responsible for the design/implementation of new software applications, maintenance and enhancement of various software products / solutions. They assist in successful execution of projects with minimal direction and guidance. What You'll Be Doing Spend 90% of your time actively designing and coding in support of the immediate team. 10% of your time will be spent researching new technology, coaching, and mentoring other engineers. As a senior team member of developers, providing feedback and training where necessary, and ensure that technical initiatives align with organizational goals working closely with Principal Engineers / Development Managers. As a Full Stack Engineer assigned to the product/project ensure performance, maintainability, and functional requirements from design, development, testing to rollout and support Work with cross-engineering staff, collaborating on hardware and system monitoring requirements to ensure expected performance and reliability of the application / system developed. Proactively communicate and work to mitigate changes to project timelines, degradation in performance of applications, troubleshooting / problem solving production issues. Education The Ideal Candidate: Bachelor's degree in Computer Science, Engineering or related industry experience Experience A minimum of 6 years of professional software development experience in business process automation applications. A minimum of 5 years' experience in .Net, C#, Windows tools and languages as well as modern web frameworks (Angular via Typescript, React, Vue) Understanding of data repository models is a must. Understanding of SQL and NoSQL is preferred. Understanding of Agile methodologies, Domain Driven Design, Test/Behavior Driven Design, Event Driven via Asynchronous messaging approaches, microservice architecture. Preferred Experience ASP.NET, WCF, Web Services, NServiceBus, Azure Cloud, Infrastructure as Code (IaC) DevOps experience as a full stack developer owning the Software Development Lifecycle. Strong understanding and experience writing unit and integration tests for all code produced. Specialized Skills Can effectively lead technical initiatives, collaboratively design/requirements meetings while gathering the necessary information for software development. Ownership and accountability mindset, strong decision making along with communication and analytical skills that helps to partner with Product Owners and cross functional teams. Leadership in project execution and delivery. Must be an excellent team player with the ability to handle stressful situations. The individual has deep expertise in their chosen technology stack and have a broader knowledge of various programming languages, frameworks, and tools. Brings a wealth of experience and a nuanced understanding of the specific domain, enabling insightful decisions and innovative problem-solving. Ability to break up larger projects into individual pieces, assess complexity of each piece, and balance the work amongst team members. Ability to work in fast paced / flexible environment that practices SAFe / Agile based SDLC. Sets high standards for behavior and performance, models the values and principles of the organization, and inspires others through action. Practices Test Driven Design leveraging unit tests, mocks, and data factories. Experience with event driven design and microservice architecture best practices. Posses strong sense of interpersonal awareness, has a bias for action, builds trust, is technically deep, and has good judgement. Pay Range: $111k - 165k The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Our full-time consultants have access to benefits including medical, dental, vision as well as 401K contributions.
    $111k-165k yearly 3d ago
  • Senior Software Engineer - Full Stack & DevOps

    Beacon Healthcare Systems 4.5company rating

    Senior .net developer job in Huntington Beach, CA

    We're seeking a Senior Software Engineer who thrives at the intersection of application development and DevOps. You'll design, build, and deploy scalable SaaS solutions for Medicare and Medicaid health plans, while also contributing to the automation, reliability, and security of our development lifecycle. This role is central to delivering high-quality features for our Compliance, Appeals & Grievances, and Universe Scrubber products. Key Responsibilities: · Application Development Design and implement backend services, APIs, and user interfaces using modern frameworks and cloud-native architecture. Ensure performance, scalability, and maintainability across the stack. · DevOps Integration Collaborate with infrastructure and DevOps teams to build and maintain CI/CD pipelines, automate deployments, and optimize environment provisioning across development, QA, and production. · Cloud-Native Engineering Develop and deploy applications on AWS, leveraging services like Lambda, ECS, RDS, and S3. Ensure solutions are secure, resilient, and compliant with healthcare regulations. · Quality & Compliance Write clean, testable code and participate in peer reviews, unit testing, and performance tuning. Ensure all software adheres to CMS, HIPAA, and internal compliance standards. · AI-Enabled Features Support integration of AI/ML capabilities into product workflows, such as intelligent routing of grievances or automated compliance checks. · Mentorship & Collaboration Provide technical guidance to junior engineers and collaborate with cross-functional teams to translate healthcare business needs into technical solutions. Qualifications: Bachelor's degree in computer science or related field 5+ years of experience in software development, with exposure to DevOps practices Proficiency in languages such as Java, Python, or C#, and experience with cloud platforms (preferably AWS) Familiarity with CI/CD tools (e.g., Jenkins, GitHub Actions), infrastructure-as-code (e.g., Terraform, Ansible), and containerization (e.g., Docker, Kubernetes) Understanding of healthcare data formats (EDI, HL7, FHIR) and regulatory frameworks
    $112k-147k yearly est. 3d ago
  • Mobile Application Developer

    Sharp Decisions 4.6company rating

    Senior .net developer job in Torrance, CA

    Job Title : Mobile Application Developer Duration : 12 Months contract with a multiple years on an extension Pay Rate : $60/hr on W2 Key Responsibilities: • Technical Leadership: Guide and mentor, the mobile development team to ensure successful delivery of projects. • Project Ownership: Collaborate with stakeholders to plan, design, develop, test, and maintain mobile applications. • Architecture & Design: Build scalable and maintainable solutions for complex business challenges. • Native Development: Lead development for Android (Kotlin/Java) and iOS (Swift/Objective-C) platforms. • Integration & Security: Work with RESTful APIs, OAuth, JWT, and third-party SDKs. • Automotive Integration: Implement and maintain CarPlay and Android Auto features. • Quality Assurance: Ensure high standards through code reviews, debugging, and performance optimization. • Documentation: Maintain clear and comprehensive technical documentation. • Cross-Functional Collaboration: Work closely with product managers, designers, and backend engineers and other stakeholders. Required Technical Skills: • 4+ years of experience in mobile and smartwatch app development. • Expertise in native Android (Kotlin/Java) and iOS (Swift/Objective-C) • Strong understanding of authentication protocols (OAuth, JWT) and API integration. • Experience with CarPlay and Android Auto. • Proficient in debugging and performance optimization. • Familiarity with MQTT and real-time communication. • Experience integrating third-party SDKs. Optional but Preferred Skill: • Experience with hybrid frameworks (React Native, Flutter, AngularJS, NodeJS). • Knowledge of CI/CD pipelines for mobile apps. • Understanding of mobile security best practices. • Experience in Agile/Scrum environments. • Automotive domain and Digital Services experience. Required Soft Skills: • Leadership & Ownership: Proactive in driving initiatives and delivering results. • Collaboration: Strong team player in cross-functional settings. • Communication: Able to clearly convey technical concepts to diverse audiences. • Problem-Solving: Analytical and solution-oriented mindset. • Adaptability: Comfortable in fast-paced, dynamic environments. • Mentorship: Supportive of junior developers and committed to team growth
    $60 hourly 5d ago
  • Client Team Leader / Project Director, Land Development

    JSG (Johnson Service Group, Inc.

    Senior .net developer job in Los Angeles, CA

    JSG's client, a well-established multi-disciplinary consulting firm, is seeking a Client Team Leader / Project Director to support their growing Land Development Group in Los Angeles County. This leadership role combines business development and project management responsibilities, with a focus on delivering high-impact solutions across a variety of land development projects. Salary:200K Client Team Leader Responsibilities Oversee the full client lifecycle across Los Angeles County, with responsibility for promoting the firm's complete suite of services, regardless of internal structure. Drive significant new business growth, lead key client teams, coordinate cross-functional business development efforts, and analyze market trends. Ensure an exceptional client experience by building and maintaining deep, lasting relationships. Monitor and assess project manager performance on key accounts, including conducting client feedback surveys where applicable. Provide coaching and feedback to project managers to align with client expectations and intervene when performance issues arise. Support project recovery efforts and assist with collections as needed. Make pursuit decisions (go/no-go), select teaming partners, and determine pursuit staffing strategies. Own overall client profitability, contract terms, revenue forecasting, and sales performance. Project Director / Manager Responsibilities Act as a pursuit lead and project manager/director for land development projects. Lead successful project execution, ensuring timely delivery within budget while maintaining high quality standards. Guide and mentor project teams, providing technical and design leadership across all project phases. Review and ensure the accuracy and completeness of engineering deliverables in alignment with quality standards. Collaborate with group leadership to manage staffing and meet both current and future project demands. Support employee development initiatives and provide mentorship for career growth opportunities. Contribute to key performance indicators such as sales, backlog, utilization, profitability, client satisfaction, and team engagement. Ensure compliance with firmwide tools, processes, and policies including budgeting, contracting, project accounting, and quality assurance. Basic Qualifications Bachelor's degree in Civil Engineering, Urban Planning, Landscape Architecture, or a related field. 10+ years of experience in land development projects (residential, commercial, industrial, K-12, parks, or public infrastructure). 5+ years of direct experience in a business development role, working with local developers and public agencies. ** Johnson Service Group (JSG) is an Equal Opportunity Employer. JSG provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, marital status, protected veteran status, or any other characteristic protected by law. #D800
    $69k-139k yearly est. 4d ago
  • Sr. Software Engineer (NO H1B OR C2C) - Major Entertainment Company

    Techlink Resources, Inc. 4.5company rating

    Senior .net developer job in Los Angeles, CA

    Senior Software Engineer - Ad Platform Machine Learning We're looking for a Senior Software Engineer to join our Ad Platform Decisioning & Machine Learning Platform team. Our mission is to power the Company's advertising ecosystem with advanced machine learning, AI-driven decisioning, and high-performance backend systems. We build end-to-end solutions that span machine learning, large-scale data processing, experimentation platforms, and microservices-all to improve ad relevance, performance, and efficiency. If you're passionate about ML technologies, backend engineering, and solving complex problems in a fast-moving environment, this is an exciting opportunity to make a direct impact on next-generation ad decisioning systems. What You'll Do Build next-generation experimentation platforms for ad decisioning and large-scale A/B testing Develop simulation platforms that apply state-of-the-art ML and optimization techniques to improve ad performance Design and implement scalable approaches for large-scale data analysis Work closely with researchers to productize cutting-edge ML innovations Architect distributed systems with a focus on performance, scalability, and flexibility Champion engineering best practices including CI/CD, design patterns, automated testing, and strong code quality Contribute to all phases of the software lifecycle-design, experimentation, implementation, and testing Partner with product managers, program managers, SDETs, and researchers in a collaborative and innovative environment Basic Qualifications 4+ years of professional programming and software design experience (Java, Python, Scala, etc.) Experience building highly available, scalable microservices Strong understanding of system architecture and application design Knowledge of big data technologies and large-scale data processing Passion for understanding the ad business and driving innovation Enthusiastic about technology and comfortable working across disciplines Preferred Qualifications Domain knowledge in digital advertising Familiarity with AI/ML technologies and common ML tech stacks Experience with big data and workflow tools such as Airflow or Databricks Education Bachelor's degree plus 5+ years of relevant industry experience Role Scope You'll support ongoing initiatives across the ad platform, including building new experimentation and simulation systems used for online A/B testing. Media industry experience is not required. Technical Environment Java & Spring Boot for backend microservices AWS as the primary cloud environment Python & Scala for data pipelines running on Spark and Airflow Candidates should be strong in either backend microservices or data pipeline development and open to learning the other API development experience is required Interview Process Round 1: Technical & coding evaluation (1 hour) Round 2: Technical + behavioral interview (1 hour) Candidates are assessed on technical strength and eagerness to learn.
    $113k-148k yearly est. 3d ago
  • Senior Software Engineer - Ruby on Rails

    Optomi 4.5company rating

    Senior .net developer job in Los Angeles, CA

    Senior Ruby on Rails Engineer - Enterprise Application Modernization | Hybrid in Burbank, CA, Seattle/Orlando/NYC/Bristol | Long-Term Contract/W2 Only! . Optomi, in partnership with a global leader in media and entertainment, is seeking a Senior Ruby on Rails Engineer for a hybrid role based in Burbank, CA, Seattle, Orlando, New York City, or Bristol. This engineer will join a modernization initiative focused on transforming a suite of enterprise Ruby on Rails applications, reducing technical debt, enhancing UI, and implementing modern cloud and deployment technologies. This is a high-impact opportunity to elevate critical internal systems used across the organization. What the right candidate will enjoy: Working onsite at a major studio with long-term project stability! Leading modernization efforts for widely used enterprise applications! Hands-on contributions to cloud modernization (AWS), containerization, and UI updates! Collaborating with senior engineers in a high-performance, innovation-driven environment! Experience of the right candidate: Bachelor's degree in a STEM field + 5 years relevant experience; STEM degree required. 10+ years of professional software development experience, with expert-level Ruby on Rails and strong Ruby fundamentals. 5+ years building front-end applications using React or similar modern JS frameworks. 3+ years working with performance and caching technologies such as CloudFront, Redis, Batcache, ElastiCache, etc. Strong knowledge of software design patterns, engineering principles, and modern best practices. Deep experience with AWS, cloud-native architectures, and containerization (Docker/Kubernetes). Strong experience using SDLC tools (Jira, Confluence, Git/GitLab/GitHub). Excellent problem-solving abilities with strong attention to detail and code quality. Preferred Qualifications: Background in DevOps, CI/CD, and modern deployment pipelines. Experience with highly secure or compliance-heavy applications. Proven success delivering scalable, highly available N-tier applications. Strong understanding of multiple SDLC methodologies (Scrum, Waterfall, XP, etc.). Exceptional facilitation, communication, prioritization, and stakeholder engagement skills. Experience working in large-scale, complex enterprise technology environments. Highly organized, extremely detail-oriented, and adaptable to fast-changing priorities. Self-starter with a strong sense of ownership, urgency, and the ability to operate with limited supervision. Responsibilities of the right candidate: Modernize and enhance enterprise Ruby on Rails applications, addressing technical debt and improving UI/UX. Write clean, maintainable, and well-documented Ruby and full-stack code. Troubleshoot complex issues across the full stack and optimize performance. Participate in application design, architectural discussions, and code standards evolution. Conduct code reviews and mentor junior developers. Integrate third-party services, APIs, and cloud-based components. Ensure adherence to best practices including CI/CD, automated testing, and DevOps workflows. Collaborate with cross-functional teams (Product, Design, QA, Engineering) to deliver scalable solutions. Defend technical decisions during interviews and internal reviews, especially when assisted by AI tools. What we're looking for: A senior engineer with deep, hands-on Ruby on Rails expertise. A technical peer-not just an executor-who contributes ideas and challenges assumptions. Strong engineering fundamentals with experience in cloud-native, modern environments. Someone who thrives in collaborative, fast-paced teams and can clearly explain their work. An engineer who values scalability, maintainability, and modernization best practices.
    $120k-168k yearly est. 2d ago
  • Mobile Application Developer

    Ispace, Inc.

    Senior .net developer job in Torrance, CA

    Title: Mobile App Tech Lead Duration: 12 Months Rate: $65.34 per hour on W2 Required Technical Skills: 4+ years of experience in mobile and smartwatch app development. Expertise in native Android (Kotlin/Java) and iOS (Swift/Objective-C) Strong understanding of authentication protocols (OAuth, JWT) and API integration. Experience with CarPlay and Android Auto. Proficient in debugging and performance optimization. Familiarity with MQTT and real-time communication. Experience integrating third-party SDKs. Experience with hybrid frameworks (React Native, Flutter, AngularJS, NodeJS). Knowledge of CI/CD pipelines for mobile apps. Understanding of mobile security best practices. Experience in Agile/Scrum environments. Automotive domain and Digital Services experience.
    $65.3 hourly 3d ago
  • Private Development Market Leader

    Ellaway Blues Consulting

    Senior .net developer job in Brea, CA

    Take charge of expanding a private development practice serving commercial developers, industrial owners, and large mixed-use design programs throughout Southern California. This is a senior strategic growth position focused on client acquisition, operational excellence, and talent development. Role Highlights Guide business strategy, annual financial goals, and long-range market priorities Manage client relationships from pursuit through delivery while ensuring top-tier service Lead interdisciplinary teams delivering innovative land development solutions Strengthen brand presence through professional networking and industry involvement Mentor rising leaders and support the recruitment and growth of top technical talent Ideal Background 15+ years in private development within the AEC environment Degree in Civil Engineering, Landscape Architecture, Surveying, or related field (PE/RLA/PLS preferred) Proven market growth and business development success in the SoCal region Ability to drive project performance, profitability, and client satisfaction
    $106k-155k yearly est. 2d ago
  • .Net

    Sonoma Consulting

    Senior .net developer job in Rosemead, CA

    Halo Group is a premier provider of IT talent. We place technology experts within the teams of the world's leading companies to help them build innovative businesses that keep them one step closer to their customers and one step ahead of the competition. We offer a meaningful work environment for employees, attractive and interesting engagements for consultants, and cutting-edge digital innovation for our customers. We delight in helping our customers execute their digital vision. Big projects or small, Halo Group knows that by combining the highest quality talent with our unwavering support, we will become an invaluable extension of the team. Halo Group's experienced consultants in Detroit, Atlanta and Dallas specialize in all areas of product/project governance, UX/UI, multi-platform applications, quality assurance/testing, cloud computing, and data analytics. Since its inception, Halo Group has been recognized for numerous awards, including: - INC 5000 - Future 50 - 101 Best and Brightest - Michigan 50 Companies to Watch - Goldline Research - “Most Dependable Companies” - Ernst & Young - “Entrepreneur of the Year” Finalist Job Description • At least 4 years of experience in working with MS .NET implementations • At least 4 years of experience in C#, VB .NET and ASP .Net • At least 2 years of experience in web applications, windows services, WPF, WCF and SOA based web services • At least 4 years of experience in Application and Database Design, RDBMS concepts . • At least 4 years of experience in software development life cycle. • At least 4 years of experience in translating functional/non-functional requirements to system requirements. • At least 2 years of experience in Oracle writing SQLs, Stored Procedures, SQL Optimization • At least 2 years of experience of modern Java script frame works like Angular • At least 2 years of experience in ITSM Process Qualifications • Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education. • At least 4 years of experience with Information Technology. Additional Information U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time. Interview will be on 29-4-2017 @ Newark, CA
    $85k-116k yearly est. 60d+ ago
  • ASP.NET Developer in Renewable/Green Technology

    Smarter Move Staffing

    Senior .net developer job in Fullerton, CA

    A large manufacturing firm specializing in renewable energy is seeking an ASP.NET Developer to implement new technology and processes to sustain the company's mission in protecting the enviroment with the earth's resources for fuel and other alternative resources. Job Description The developer will be the leader in updgrading the company's intranet and enhancing other web applications in Sharepoint, SQL and Dashboard UI. The candidate will be able to demonstrate solutions to complex problems regarding data capacity and operations. Technical writing is mandatory. Must be able to work with existing team and IT Manager. Support and develop the SQL database. Qualifications Bachelor's Degree in Business or Computer Science (or related field) 5-10 years of experience as ASP.NET developer Advanced to expert in HTML, JAVA, VB and C#, SQL and database concepts MCSC, MCPD or MTCS-.NET certified MS Sharepoint preferred Knowledge of LEAN principles Strong communication and organizational skills in high pressure environment Manufacturing or green energy background a plus Additional Information (All your information will be kept confidential according to EEO guidelines)
    $85k-115k yearly est. 60d+ ago
  • Full Stack .Net Application Developer

    JRD Systems 3.6company rating

    Senior .net developer job in Los Angeles, CA

    Duration: 12 Months **Only On w2** Local to , Alhambra, CA 91803 Hybrid: 2 days The Full-Stack Application Developer will lead the design, development, and integration of enterprise-level applications and systems across PHIS and SAPC IT. This role requires expertise in software engineering using Microsoft technologies (C#.NET, ASP.NET Core, MVC, Razor, Web APIs), jQuery, Bootstrap, and SQL Server, with a focus on cloud-native development and modern design patterns, with hands-on coding experience of at least 10 years. The Full-Stack Application Developer will be responsible for end-to-end software development, testing, code reviews, and defect resolution, as well as serving as a liaison between IT, quality assurance, and business stakeholders. Experience with Agile/Scrum methodologies, API integration, and translating business needs into technical specifications. - Proficiency in the design, development, testing, and support of large-scale web applications and system integrations. - Knowledge using C#.Net, MVC, ASP.NET, .Net Core, Web APIs, Razor Pages, jQuery, Bootstrap. - Knowledge of data engineering in SQL Server, including knowledge of how to develop high-performance SQL queries. - Proficiency in the implementation of RESTful API's. - Familiarity with Microsoft Azure DevOps and GitHub. - Proficiency in modern design patterns and practices. - Ability to translate business requirements into technology requirements for inclusion in contracts and/or statements of work. - Agile/Scrum for software development. - Knowledge of cloud service models, such as PaaS and SaaS, and familiarity with cloud technologies, such as Azure and AWS. Experience Preferred 10+ years of work experience in the design, development, testing, and support of large-scale web applications and system integrations using the Microsoft stack, with a particular focus on high-volume transactions, secure architecture, low latency, optimal performance, and proper scalability. 2+ years of work experience as a development lead. 6+ years of work experience in hands-on software development using C#.Net, MVC, ASP.NET, .Net Core, Web APIs, Razor Pages, jQuery and Bootstrap. 4+ years of experience with data engineering with an understanding of database systems (SQL Server) and distributed computing. 4+ years of experience in the design and implementation of RESTful API's. 2+ years of hands-on work experience with Azure or AWS cloud and with hybrid architectural designs and infrastructure solutions. 1+ year of experience working with Electronic Health Record systems and with FHIR APIs or similar. Education Preferred Bachelor's degree in Computer Science, Information Systems, or a closely related field Additional Information The work location is: 1000 S. Fremont St., Building West A-9, 5th floor, Alhambra, CA 91803. The candidate MUST reside in the Los Angeles area and be able to work onsite 2 days per week
    $88k-122k yearly est. 1d ago
  • Senior Software Engineer

    PTR Global

    Senior .net developer job in Culver City, CA

    We're looking for highly capable Senior Software Engineers to join a fast-paced, start-up-like environment within an exciting well-known brand. You'll be instrumental in building modern web applications using React and Node.js, with a strong focus on delivering scalable, high-performance APIs and robust data management via relational databases. This role is perfect for someone who thrives in ownership-driven environments, collaborates well with cross-functional teams, and can deliver high-quality code under tight timelines. Key Responsibilities: Design, build, and maintain modern single-page web applications using React (JavaScript/TypeScript) Develop backend APIs and services using Node.js with TypeScript, JavaScript, and Java Collaborate with team members, product managers, and designers to deliver new features and improvements Integrate with and manage relational databases to ensure data accuracy, performance, and scalability Write clean, maintainable code and contribute to peer reviews and documentation Participate in agile processes including sprint planning, standups, and retrospectives Troubleshoot, debug, and optimize application performance Communicate effectively across technical and non-technical teams Technical Skills: Required Proficient in TypeScript and JavaScript Strong hands-on experience building single-page applications, ideally React Strong understanding of relational databases such as PostgreSQL or MySQL Familiarity with Git and collaborative version control workflows Experience with Agile development tools (e.g., Jira, Confluence) Nice to Have Familiarity with cloud services, CI/CD, or containerization Working knowledge of Java for backend development Experience building and maintaining Node.js backend APIs Soft Skills Required: Self-motivated and able to work independently as well as collaboratively Strong problem-solving and debugging skills Excellent verbal and written communication Willingness to learn quickly and adapt to new technologies Detail-oriented with a passion for clean, readable, and efficient code Comfortable working in fast-paced, evolving environments Resourceful Education Required: B.S. Computer Science
    $109k-150k yearly est. 2d ago

Learn more about senior .net developer jobs

How much does a senior .net developer earn in Lake Forest, CA?

The average senior .net developer in Lake Forest, CA earns between $82,000 and $153,000 annually. This compares to the national average senior .net developer range of $72,000 to $124,000.

Average senior .net developer salary in Lake Forest, CA

$112,000

What are the biggest employers of Senior .NEt Developers in Lake Forest, CA?

The biggest employers of Senior .NEt Developers in Lake Forest, CA are:
  1. Calance
  2. USM Business Systems
  3. Jobsbridge
  4. Preludesys India
  5. Sonoma Consulting
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