Java Full Stack Lead
Senior java developer job in Denver, CO
Immediate need for a talented Java Full Stack Lead. This is a 12+ months contract opportunity with long-term potential and is located in Denver, CO (Hybrid). Please review the job description below and contact me ASAP if you are interested.
Job ID: 25-90798
Pay Range: $55 - $58/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location).
Key Responsibilities:
Backend Development - Design and develop Java/Spring Boot applications and RESTful APIs
Frontend Development - Build responsive web applications using Angular framework
Node.js Development - Create server-side applications
Database Management - Design relational data storage solutions and optimize queries
Testing - Write comprehensive unit tests for both frontend and backend components
DevOps Integration - Implement CI/CD pipelines and version control workflows
Agile Collaboration - Work in cross-functional teams to deliver end-to-end solutions
70% individual contributor and 30% lead for offshore team members
Key Requirements and Technology Experience:
Key Skills; Java, Spring boot , Microservices ,Angular
Backend: Java, Spring Boot, Node.js, Express.js
Frontend: Angular, TypeScript, HTML5, CSS3
Testing: TestNG, JUnit, Jasmine, Karma
Databases: MongoDB, Cassandra, Redis, Opensearch
Tools: Git, Maven, npm, Angular CLI
Key Deliverables
Full-stack web applications with Angular frontend
Scalable Java/Spring Boot backend services
Node.js microservices and APIs
Comprehensive test suites for all layers
Search functionality using Elastic Search
Responsive and user-friendly interfaces
Our client is a leading IT Industry and we are currently interviewing to fill this and other similar contract positions. If you are interested in this position, please apply online for immediate consideration.
Pyramid Consulting, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
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Software Engineer
Senior java developer job in Colorado Springs, CO
As a software developer on an Internal Research and Development (IRAD) team. You will work in a collaborative environment to understand system requirements, create and implement new capabilities and algorithms. Many of the algorithms and capabilities implemented by the team will be mathematics and physics intensive complex solutions that will be highly critical to the system performance. In addition to software development you will also be expected to support reviews of requirements and test cases that are developed for the software capability.
Basic Qualifications:
Bachelor's degree in STEM related field, and 5 Years with Bachelors in Science; 3 Years with Masters; 1 Year with PhD.
Applicants must have a current, active in-scope DoD-issued Secret security clearance at the time of application, which is required to start
Recent and extensive Experience Developing Software in C++ or Java
Quick to learn and absorb new concepts and information
Recent MATLAB and or Python Experience
Must have an Interim or Active Secret Clearance
Unix/Linux Operating System Experience
Must be able to support an in-person / closed-area work environment
Preferred Qualifications:
Highly experienced with Linux, scripting, and operations
Experience with automated software requirements testing and analysis
Experience with the battle management and or fire control systems
Experience with containerization technologies (e.g., Docker, Kubernetes) and container orchestration.
Experience with Behavior Driven Development (BDD) using tools like Gherkin and Cucumber for automated acceptance testing
Experience with Static & Dynamic Code Analysis Tools and Fuzzing Tools such as: Coverity, Fortify, AND/OR SonarQube
Experience developing software in an Model Based Systems Engineering (MBSE) environment.
Experience with CI/CD, containers, and pipelines.
Experience with Software Change Control, Change Management, Code Quality, Static Analysis, and CI/CD tools such as: Atlassian tool suite, Jira, GitHub, GitLab, SonarQube, Coverity, and Jenkins.
Very solid background in math and physics
Advanced degree in Mathematics or Physics or Computer Science.
Senior .NET Developer
Senior java developer job in Colorado Springs, CO
As the Senior .NET Developer you will be responsible for a complex development project, providing general oversight and direction to the developers on the project in a senior developer capacity. Conceives, designs, and tests logical structure to meet program requirements. Writes programs according to specifications provided. Builds, deploys and maintains programs, Web Site pages and applications. Develops and improves site navigation and applications. Responsible for the design, development, and configuration of software systems to meet market and/or client requirements. Develops code using Java, C#, HTML, Javascript, or third generation programming languages. Writes, tests, and develops complex computer programs. Considered a technical specialist in one or many development languages.
Uses Agile methodologies to design, develop, enhance, debug, and implement software.
Troubleshoots production problems related to software applications.
Researches, tests, builds, and coordinates the conversion and/or integration of new products based on client requirements.
Designs and develops new software products or major enhancements to existing software.
Evaluates effectiveness.
Addresses problems of systems integration, compatibility, and multiple platforms.
Consults with project teams and end users to identify application requirements.
Performs feasibility analysis on potential future projects to management.
Assists in the evaluation and recommendation of application software packages, application integration and testing tools.
Resolves problems with software and responds to suggestions for improvements and enhancements.
Acts as team leader on projects.
Instructs, assigns, directs, and checks the work of others on the development team.
Participates in development of software user manuals and technical reports.
Minimum Qualifications
Bachelor's Degree in Computer Science, Information Systems or a related field or equivalent relevant experience; Master's Degree preferred.
8-15 years of experience with programming or web development activities. Within overall experience 3+ years' experience with three or more of the following: HTML, PLSQL, C#, .NET, Microsoft Dynamics CRM, J2EE, Java & JavaScript, Struts, TopLink, XML, Oracle Application Express
United States Citizenship required
Active Final Secret Clearance
Must be on-site in Colorado Springs CO 3 days/week
Other Job Specific Skills
Must be detail oriented, as well as able to work well with clients.
Strong understanding of software architecture and design patterns.
Excellent verbal and written communication skills.
Must work efficiently within multiple teams.
Ability to multi-task, work well under pressure, and work in a closed environment with others.
Maintains current knowledge of relevant technology.
Strong problem solving, logic, and analytic skills.
Applies knowledge of technologies, applications, methodologies, processes and tools to support a client, project or entity.
Familiar with and utilized best programming standards and practices in a professional capacity.
Strong Leadership and mentoring skills.
Experience in information system design, including application programming on large-scale case management systems and the development of software to satisfy design objectives
Preferred Skills
Agile Certification.
.NET.
Java
Software Engineer
Senior java developer job in Aurora, CO
Job Title: Software Engineer
Clearance: Active & transferable TS/SCI with Polygraph
Salary: $130,000 - $145,000
Benefits:
This role includes Medical, Dental, and Vision coverage, 6 weeks of paid PTO, Short-Term Disability, a 401(k) with 5% company match, and up to $8,000 in relocation assistance. Full Benefits package can be sent upon request.
About the Company
This role is being managed by Talent Stack LLC, a woman-owned recruiting firm specializing in cleared and technical placements. We proudly represent a confidential defense-focused client supporting critical national security programs.
About the Role
We are seeking a Software Engineer to support mission-critical ground systems for a leading defense customer. In this role, you will evaluate operational software issues, provide rapid solutions, and support integration and verification activities for new software baselines. This position is hands-on and ideal for engineers who thrive in real-time, high-impact operational environments.
What You Will Do
Support troubleshooting, maintenance, and documentation of operational software applications.
Troubleshoot and isolate sources of system errors or unexpected performance.
Execute testing, integration, and delivery of new software baselines.
Perform in-depth analysis across complex, end-to-end operational systems.
Work onsite within a secure environment supporting mission operations.
Required Qualifications
Bachelor's degree in STEM.
2+ years of professional level experience at a government contractor or agency.
Experience coding in Java or C++.
Hands-on experience with software development and/or software integration.
Active, transferable TS/SCI with Polygraph required prior to start.
Preferred Qualifications
Experience with Git, Bitbucket, or similar configuration management tools.
Ability to work in a structured configuration-controlled O&M environment supporting real-time applications.
Experience with Linux/Unix, GIT, and SQL.
Familiarity with JIRA, BitBucket, and Confluence.
This role requires an active and transferable DoD Top Secret security clearance, with the ability to obtain and maintain TS/SCI access and polygraph. Only U.S. citizens are eligible for security clearance. Candidates without the required clearance cannot be considered for this position.
Recruitment Agencies Disclaimer
This position is posted for direct applicants only. We kindly request that external recruiters, staffing agencies, or search firms refrain from submitting candidates. Unsolicited resumes will be treated as direct applications, and no agency fees will be honored.
Reference Number: X15
Software Engineer
Senior java developer job in Englewood, CO
Hybrid onsite in Englewood, CO
$50-65/hr
Ongoing long-term contract
Required Skills & Experience
Experience mentoring other developers and delivering full-stack software features
Proficiency with Node.js, React, TypeScript, Python, and GraphQL
Experience with relational (SQL) and NoSQL databases
Experience deploying cloud-based applications
Familiarity with source control and branch management
Experience working with microservices
Bachelor's degree in a related field or equivalent experience
Nice to Have Skills & Experience
6 or more years of professional experience in software development
Experience with AWS infrastructure and services
AWS Developer Certification
Experience with Git-based platforms (GitHub, GitLab, Bitbucket)
Familiarity with Docker, Kubernetes, Redis, and an ORM built over a relational database
Understanding of infrastructure as code (IaC) and Terraform
Experience with experimentation, statistical testing, and data analysis
Master's degree or higher in a related field
Job Description
A client of Insight Global is looking to add a SR Software Engineer to their team for a Hybrid position in Englewood Colorado. As a Senior Software Engineer on the Configuration Management and eXperimentation team (CMX), in the applied AI and data science program, you'll help design and develop software solutions that expand our custom experimentation and configuration management platform. You'll work in a full-stack environment using AWS, MySQL, Redis, Prisma ORM, Node.js, Python, GraphQL, Nest.js, and React. As a member of the CMX team, you'll be part of a supportive, cross-functional team that values mentorship, continuous learning, and shared success. You'll work closely with engineers, data scientists, designers, and product stakeholders to solve complex problems and deliver impactful solutions.
The CMX team is responsible for enhancing and supporting custom, enterprise-level experimentation and configuration management platforms. We facilitate experimentation and configuration management through web-based UIs and supporting services that enable users to draft and deploy A/B tests, progressive deployments, and JSON configuration changes. We are committed to building a team with diverse experience where everyone can bring their full self to the team.
Software Developer - DOCSIS/SONU with Telecom Domain (Network & Cable)
Senior java developer job in Denver, CO
We are looking for experienced consultant with network cable exp, Software dev exp and can understand end to end app life cycle within the Telecom domain. This role is central to ensuring seamless and efficient activation of cable modems and other DOCSIS/SONU devices.
Key Skill Requirements:
• 8+ Years Experience (Hands-on Developer)
• DOCSIS/SONU Domain Expertise: Apply in-depth knowledge of DOCSIS and SONU standards and protocols to architect
• Cloud-Native Expertise: Drive the adoption and optimization of AWS services and Kubernetes for deploying, managing, and scaling device activation applications ( EC2, S3, RDS, Lambda, SQS, SNS, VPC, IAM, CloudWatch )
• ACS Adapter Integration: Provide expert-level guidance and hands-on experience
Thanks & Regards
Alok Ranjan Pathak | Team Lead - US Staffing
Email: *********************** | Desk: **************
Ampstek LLC - Global IT Partner | ***************
Senior Insights Developer
Senior java developer job in Englewood, CO
Our client, an industry leader in telecommunications, has an excellent opportunity for a Senior Insights Developer to work on a 12+ month contract opportunity. Work will be a hybrid on-site/remote schedule in Englewood, CO. The Senior Insights Developer will lead projects to create automated dashboards, covering all phases throughout the entire development cycle (design to production) by utilizing ETL, data analysis, and data visualization skills.
Due to client requirement, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.
Rate: $70 - $78 / hr. w2
Responsibilities:
Collaborate with stakeholders to gather and document requirements, assessing the feasibility of analysis projects.
Extract, analyze, and interpret data from various sources using statistical techniques, providing actionable insights and reporting.
Capture and document requirements in Jira, ensuring clarity and alignment with business objectives.
Review and validate solutions to ensure they meet specified requirements and business needs.
Respond to data inquiries from internal teams, providing timely and accurate information.
Work daily within the AWS environment, utilizing tools such as EMR, Lambda, S3, Step Functions, and Athena to manage and analyze data.
Requirements:
Bachelor's degree in Computer Science or equivalent
Advanced knowledge of SQL, with a focus on big data environments.
Proven experience with business intelligence solutions and the development lifecycle.
Proficiency in data visualization tools, particularly Tableau.
Hands-on experience with AWS services.
Experience with Python or PySpark is advantageous.
Familiarity with Hadoop ecosystems.
Strong relationship-building and collaboration skills, especially in cross-functional teams.
Effective communication skills, both written and verbal, with the ability to create concise and impactful presentations tailored to specific audiences.
Experience in leveraging and reconciling data across multiple source systems.
Translate business requirements into SQL queries and understand existing SQL code.
Strong analytical skills, creativity in problem-solving, and attention to detail.
Experience with ad hoc queries, data analysis development, and SQL development.
Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an Eliassen.com email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact ********************.
Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.
W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
JOB ID: JN -112025-104380
Senior/Lead Software Developer (Rust)
Senior java developer job in Denver, CO
Job Title: Senior/Lead Software Developer (Rust)
Job Type: CTH or FTE
Responsibilities:
We are looking for a Senior/Lead Software Engineer for our team, which focuses on creating storage solutions for the most data-intensive workloads. The role will focus on the EMF framework which handles deployment, management and monitoring platform for an HPC Filesystem. EMF is written fully in Rust. The ideal candidate will have experience designing, implementing, and shipping software using modern development tooling and practices.
Responsibilities for this role include but are not limited to:
Software design and development for new features and maintenance of existing features.
Analysis of bug reports and development of software fixes on multiple platforms.
Work with the Engineering manager and a geographically distributed team to understand product requirements and features.
Contribute to and validate product documentation.
Assist with performance tuning of features for specific environments and use-cases.
Qualifications:
BS/MS in Computer Science, Computer Engineering or equivalent degree/experience.
10+ years of software development experience in Linux environments with Rust, C/C++, Bash scripting, or similar.
10+ years of modern full-stack software development experience including WebAssembly, CSS and HTML preferred.
Linux sysadmin experience valuable
Strong team player with good communication skills and should be self-starter.
Excellent time management skills, with the ability to prioritize, multitask, and work under deadlines in a fast-paced environment.
Experience with JIRA, Jenkins, Gerrit, Git, and Github preferred.
Prior experience working with enterprise-class or HPC storage systems and/or distributed systems a bonus
About Maxonic:
Since 2002 Maxonic has been at the forefront of connecting candidate strengths to client challenges. Our award winning, dedicated team of recruiting professionals are specialized by technology, are great listeners, and will seek to find a position that meets the long-term career needs of our candidates. We take pride in the over 10,000 candidates that we have placed, and the repeat business that we earn from our satisfied clients.
Interested in Applying?
Please apply with your most current resume. Feel free to contact Suji Chandran (**************** / *************** for more details.
Sr UI Software Engineer
Senior java developer job in Boulder, CO
Job Title: Senior UI Software Engineer (On Site)
No C2C Offers please. Candidates must be able to work in the US without a sponsor.
Our client is engineering a next-generation Work Orchestration platform-one that transforms complex organizational processes into clear, intuitive, action-driven experiences. Their UI and UX are central to that mission. They develop their front end using WiseJ, enabling engineers to build rich, enterprise interfaces entirely in C# and .NET-with strongly typed code, centralized controls , and without the typical bloat of sprawling JavaScript frameworks and constantly shifting third-party libraries. Their engineering team is supported by a world-class, fully-managed Figma Design System, including design tokens, responsive variants, and component-compliant wireframes and prototypes. This gives engineers a complete, consistent UI blueprint-freeing them to focus on architecture, performance, and behavior rather than recreating UI patterns from scratch. If you want to build beautifully engineered, large-scale UI systems in an environment designed for clarity and craftsmanship, Nexee is the place.
Position Overview: We are seeking a Senior UI Software Engineer to lead development of a an enterprise-grade interface. You will architect highly interactive, intelligent User Interfaces using a unified .NET and WiseJ stack, while collaborating closely with product and design to deliver a first-class user experience.
Key Responsibilities
• Architect and implement high-performance user interfaces using WiseJ, C#, and .NET, with a strongly typed and unified codebase.
• Translate Figma design system components, wireframes, and prototypes directly into consistent, pixel-aligned engineering implementations.
• Develop adaptive layouts, multi-panel interfaces, drag-and-drop tools, and other advanced interaction patterns for enterprise-scale use cases.
• Maintain clean, composable, reusable UI architecture that avoids unnecessary libraries and minimizes complexity.
• Collaborate with UX, product, and backend engineering to ensure seamless integration across all system layers.
• Contribute to UI standards, internal tooling, code quality, and mentorship of other engineers.
• Team management experience.
Qualifications Required
• Bachelor's in Computer Science, Engineering, or related field.
• 6-10+ years of UI engineering experience with complex, data-heavy, or enterprise platforms.
• Strong proficiency in C#, .NET, Visual Studio, and object-oriented UI development.
• Experience designing and shipping real-time, component-driven UI systems.
• Deep understanding of UI architecture, state management, and interaction modeling.
Preferred (Not Required)
• Experience with WiseJ or other server-managed UI frameworks.
• Experience working with structured Figma design systems, including tokens, variants, and engineering-aligned prototypes.
• Background building reusable UI component libraries and internal platform frameworks.
• Familiarity with distributed systems, real-time data and workflow automation tools.
Why this job?
• Competitive salary and benefits
• Collaborative, high-talent, on-site engineering culture in Boulder, CO
• A unified, strongly typed UI stack-no fractured front-end layers
• Direct influence over a platform designed for massive scale
• A culture that values clarity, simplicity, craftsmanship, and deep work How to
• Competitive salary and benefits.
• A flexible and dynamic work environment.
• Opportunities for professional growth and development.
• A culture that values work-life balance.
• The chance to be part of a transformative enterprise solution.
Mobile Application Developer
Senior java developer job in Denver, CO
Who we are: -
At CitiusTech, we constantly strive to solve the industry's greatest challenges with technology, creativity, and agility. With over 8,500 healthcare technology professionals worldwide, CitiusTech powers healthcare digital innovation, business transformation, and industry-wide convergence for over 140 organizations through next-generation technologies, solutions, and products. We aim to accelerate the transition to a human-first, sustainable, and digital healthcare ecosystem with the world's leading Healthcare and life sciences organizations and our partners.
Here is an opportunity for you to make a difference and collaborate with global leaders to shape the future of healthcare and positively impact human lives.
Our vision: -
To inspire new possibilities for the health ecosystem with technology and human ingenuity.
What is in it for you?
We are seeking a Senior Mobile Developer who will be responsible for architecting, designing, and developing the middle tier for a software-as-a-service-based application. The candidate will also be responsible for guiding and mentoring junior mobile developers.
Job Description
Design, development, and support of various Clinical System Applications.
Work with Business Analysts to review and understand business requirements and functional specifications.
Collaborate with middle-tier and database developers.
Participate in architecture, design, and code reviews.
Work with QA and CM teams for code build/releases, test case design, and defect resolution.
Collaborate with Team Lead/Project Manager/Architect for planning, estimation, documentation, and status reporting.
Mentor junior developers on design and development.
Maintain excellent communication skills.
Adapt and contribute to a fast-paced, agile application development environment.
Adhere to project schedules, proactively resolving or escalating issues to management.
Healthcare experience is a plus.
Programming Skills
6+ years of experience in iOS and Android mobile application development, including architecting and developing multiple applications across versions.
Proficient in Swift for iOS development and Kotlin for Android, with deep understanding of language features and best practices for both platforms.
Strong understanding of iOS UI guidelines (Human Interface Guidelines) and Android UI guidelines (Material Design), ensuring apps meet platform-specific design principles.
Experienced in implementing native libraries using the iOS SDK and Android SDK, including working with frameworks like UIKit, Core Data, Core Animation, and Jetpack components.
Proficient in using storage options such as UserDefaults, Core Data, SQLite (iOS) and Shared Preferences, Room, SQLite (Android) for local data management.
Experienced in integrating RESTful web services, handling JSON and XML parsing, and managing network requests with URLSession (iOS) and Retrofit, OkHttp (Android).
Expertise in Object-Oriented Design (OOD) and architecting scalable mobile applications using patterns like MVC, MVVM, MVP, and VIPER for iOS, and MVVM, MVP for Android.
Experience in unit testing, integration testing, and test-driven development (TDD) for both iOS (using XCTest) and Android (using JUnit, Espresso).
Solid experience working in Agile/Scrum environments, collaborating with cross-functional teams to deliver high-quality applications on time.
Strong experience with Git for source code management, including collaboration in teams using GitHub, GitLab, or Bitbucket.
Proficient in debugging and optimizing apps for performance, including memory and CPU usage, on both iOS (using Instruments in Xcode) and Android (using Android Profiler).
A strong team player with excellent communication skills, able to articulate technical concepts to both technical and non-technical stakeholders.
Experience: - 8+ Years
Location: - Denver, CO(Hybrid)
Educational Qualifications: -
Engineering Degree - BE/ME/BTech/MTech/BSc/MSc.
Technical certification in multiple technologies is desirable.
Skills: -
Mandatory skills:
iOS, Android, Swift, Kotlin, Java
Life at CitiusTech
We focus on building highly motivated engineering teams and thought leaders with an entrepreneurial mindset, centered on our core values of Passion, Respect, Openness, Unity, and Depth (PROUD) of knowledge. Our success lies in creating a fun, transparent, non-hierarchical, diverse work culture that focuses on continuous learning and work-life balance.
Rated by our employees as the ‘Great Place to Work for' according to the Great Place to Work survey. We offer you a comprehensive set of benefits to ensure that you have a long and rewarding career with us.
Our EVP
Be You Be Awesome is our EVP and it reflects our continuing efforts to create CitiusTech as a great place to work where our employees can thrive, both personally and professionally. It encompasses the unique benefits and opportunities we offer to support your growth, well-being, and success throughout your journey with us and beyond. Together with our clients, we are solving some of the greatest healthcare challenges and positively impacting human lives. Welcome to the world of Faster Growth, Higher Learning, and Stronger Impact.
Join CitiusTech. Be You. Be Awesome.
To learn more about CitiusTech, visit ******************
Sr. Software Engineer - Java
Senior java developer job in Louisville, CO
Title: Java Developer
Duration:Direct-hire
Salary range: Up to $150,000
This role focuses on building scalable, secure, and high-performing applications within a modern cloud-based environment. The developer will contribute to the design, implementation, and improvement of backend services, integrations, and system components. The ideal candidate is strong in Java, experienced with AWS tools, and comfortable working in an Agile setting. This position collaborates closely with cross-functional teams, supports high-impact technical initiatives, and helps shape best practices across the development lifecycle.
Responsibilities
Develop and maintain reliable, efficient backend services and software components.
Participate in solution design for complex features and enhancements, ensuring adherence to engineering standards and control requirements.
Troubleshoot issues across systems, identify root causes, and propose broad-reaching improvements.
Work closely with product, QA, and architecture teams to deliver high-quality functionality.
Contribute to documentation, design discussions, and code reviews.
Support Agile workflows and contribute to continuous improvement efforts.
Apply strong understanding of system interactions, integrations, and data flows to ensure seamless functionality.
Promote best practices for performance, scalability, and resiliency.
Skills
8-10+ years of professional Java development experience.
Deep experience with Java/J2EE technologies.
Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.).
Experience with databases such as MongoDB, MySQL, or ElasticSearch.
Familiarity with event-driven design or rules engines.
Knowledge of scalable system design concepts and architecture patterns.
Prior experience in Agile/Scrum environments.
Excellent problem-solving skills and ability to manage multiple priorities.
Strong communication and collaboration capabilities.
Desired Skills and Experience
Skills
8-10+ years of professional Java development experience.
Deep experience with Java/J2EE technologies.
Strong AWS knowledge (EC2, S3, Lambda, SNS/SQS, etc.).
Experience with databases such as MongoDB, MySQL, or ElasticSearch.
Familiarity with event-driven design or rules engines.
Knowledge of scalable system design concepts and architecture patterns.
Prior experience in Agile/Scrum environments.
Excellent problem-solving skills and ability to manage multiple priorities.
Strong communication and collaboration capabilities.
All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county, to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.
Senior Software Engineer
Senior java developer job in Greenwood Village, CO
About the Role: This role is a Senior .NET Full Stack Developer for a client of ours in the tech solutions space. Looking for someone with 5+ full stack development.
Required Skills:
Bachelor's Degree in IT, Computer Science, or similar
5+ years of full stack development using .NET (C#) frameworks
NoSQL experience
AWS and / or Azure experience
About the Company:
Our client in the tech solutions space is a small but growing company based in Colorado. They have a superior software product and are continuing to grow at a rapid pace. They work hard and have an excellent culture.
Senior Back-End Software Engineer (Golang)
Senior java developer job in Denver, CO
We currently have multiple, full-time direct hire, Senior Software Engineering roles with a customer in Denver within one of the fastest growing global industries. Please reach out for more details! Qualifications
Previously worked on high throughput and low latency systems.
Experience in coaching and mentoring in technical subject areas.
Ability to prioritize people and conversations over process.
Previously thrived in a fast-paced agile environment.
An aptitude and enjoyment in learning new technologies.
Commercial experience using GCP with Kubernetes.
Experience Microservice development, ideally with Golang, Rust, or equivalent.
Knowledge of React and Typescript.
Exposure to C#, .net, MSSQL and/or WPF.
Experience in a delivery focused culture.
...
Graduate Software Engineer
Senior java developer job in Denver, CO
Denver • Full-time • Early-career
🚀 Kick-start your engineering career by building real, production AI systems.
We're a fast-growing, venture-backed company transforming global transportation through intelligent, AI-powered infrastructure. As a Graduate Software Engineer, you'll ship code used in live operational environments - not side projects or internal tools.
This is an opportunity to learn fast, take ownership early, and work on complex systems alongside experienced engineers.
What You'll Do
Build full-stack features with TypeScript (React/Next.js) and Python (FastAPI/Django)
Develop scalable backend services and APIs powering AI-driven decision tools
Deploy and integrate machine learning models into real-world workflows
Optimise systems for performance, reliability, and efficiency
Ship quickly in a collaborative, high-accountability engineering environment
What We're Looking For
Final-year or recent Computer Science graduates from top universities
Strong fundamentals in algorithms, data structures, and distributed systems
Hands-on coding experience from internships, projects, or research
Evidence of excellence: open-source, hackathons, impactful university work
Curious, ambitious engineers who love solving hard problems
Able to work onsite in Denver at least 3 days/week
Why Join Us
Build production AI infrastructure from day one
High ownership and meaningful, user-facing impact
Mentorship from senior engineers + clear growth pathways
Work on systems shaping the future of global logistics and mobility
Graduate Software Engineer
Senior java developer job in Denver, CO
Denver • Full-time • Early-career
🚀 Kick-start your engineering career by building real, production AI systems.
We're a fast-growing, venture-backed company transforming global transportation through intelligent, AI-powered infrastructure. As a Graduate Software Engineer, you'll ship code used in live operational environments - not side projects or internal tools.
This is an opportunity to learn fast, take ownership early, and work on complex systems alongside experienced engineers.
What You'll Do
Build full-stack features with TypeScript (React/Next.js) and Python (FastAPI/Django)
Develop scalable backend services and APIs powering AI-driven decision tools
Deploy and integrate machine learning models into real-world workflows
Optimise systems for performance, reliability, and efficiency
Ship quickly in a collaborative, high-accountability engineering environment
What We're Looking For
Final-year or recent Computer Science graduates from top universities
Strong fundamentals in algorithms, data structures, and distributed systems
Hands-on coding experience from internships, projects, or research
Evidence of excellence: open-source, hackathons, impactful university work
Curious, ambitious engineers who love solving hard problems
Able to work onsite in Denver at least 3 days/week
Why Join Us
Build production AI infrastructure from day one
High ownership and meaningful, user-facing impact
Mentorship from senior engineers + clear growth pathways
Work on systems shaping the future of global logistics and mobility
Senior Java Software Engineer
Senior java developer job in Denver, CO
Java Developer with Surescript
We are seeking a highly skilled Java Developer with strong expertise in Microservices and Spring Boot. The ideal candidate should have a solid understanding of cloud modernization practices and some exposure to mobile development (iOS or Android).
Key Responsibilities:
Design, develop, and maintain scalable Java-based applications using Spring Boot and Microservices architecture.
Contribute to cloud modernization initiatives, including migration and optimization of existing platforms.
Collaborate with cross-functional teams to deliver high-quality software solutions.
Participate in code reviews, troubleshooting, and performance tuning.
Work closely with mobile development teams to ensure seamless integration across platforms.
Required Skills:
Strong hands-on experience with Java, Spring Boot, and Microservices.
Good understanding of cloud platforms (Azure, or GCP).
Knowledge or experience in iOS or Android application development.
Familiarity with CI/CD pipelines, RESTful APIs, and containerization (Docker/Kubernetes).
Excellent problem-solving and communication skills.
Java 21 with minimum 7 years' experience.
Preferred Qualifications:
Experience in cloud migration or modernization projects.
Exposure to DevOps tools and practices.
Bachelor's degree in Computer Science, Engineering, or a related field.
Java Developer
Senior java developer job in Denver, CO
Established in 1991, Collabera has been a leader in IT staffing for over 22 years and is one of the largest diversity IT staffing firms in the industry. As a half a billion dollar IT company, with more than 9,000 professionals across 30+ offices, Collabera offers comprehensive, cost-effective IT staffing & IT Services. We provide services to Fortune 500 and mid-size companies to meet their talent needs with high quality IT resources through Staff Augmentation, Global Talent Management, Value Added Services through CLASS (Competency Leveraged Advanced Staffing & Solutions) Permanent Placement Services and Vendor Management Programs.
Collabera recognizes true potential of human capital and provides people the right opportunities for growth and professional excellence. Collabera offers a full range of benefits to its employees including paid vacations, holidays, personal days, Medical, Dental and Vision insurance, 401K retirement savings plan, Life Insurance, Disability Insurance.
Job Description
Write, modify, and debug software for client applications. Use source debuggers and visual development environments. Test and document software for client applications. Write code to create single-threaded, multi-threaded or user interface event driven applications, either stand-alone and those which access servers or services.
Qualifications
• 3 years of development experience required
• Strong expertise in Java development required
• Experience with developing on Linux platform required
• This is not a remote position, candidate must be able to work in Boulder, CO
• Ability to work collaboratively with other team members a must
• Knowledge of Agile methodology, GIT and Gerrit desirable
• GUI a plus, but not mandatory
Additional Information
If you are interested, please send your updated resume to **************************** or call directly at ************.
Ankur Doshi
************
Easy ApplyJava Developer
Senior java developer job in Centennial, CO
Artech is the 10th Largest IT Staffing Company in the US, according to Staffing Industry Analysts' 2012 annual report. Artech provides technical expertise to fill gaps in clients' immediate skill-sets availability, deliver emerging technology skill-sets, refresh existing skill base, allow for flexibility in project planning and execution phases, and provide budgeting/financial flexibility by offering contingent labor as a variable cost.
Job Description
Skills
Java
Threading
Code on top of Linux
Shell & Perl Scripting would be plus
No UI/Dashboard applications
Working on getting data in and out of Oracle would be plus
No Big Data Required
Years
3-5 years
Additional Information
For more information, Please contact
Pankhuri Razada
Associate Recruiter
Artech information Systems LLC
360 Mt. Kemble Avenue, Suite 2000 Morristown, NJ 07960
************
[email protected]
Local Only!! In-Person Interview for Java 7 Developer (with Oracle12c exp)
Senior java developer job in Denver, CO
This is Priya Sharma from 360 IT Professionals Inc. and we are Staffing Specialist working directly with all US States and Local and Commercial clients. We are known for our IT Services, Mobile development, Web development and Cloud computing and working with clients to deliver high-performance results.
Job Description
The project will be managed using agile techniques with a small team being responsible for the work. This will include working from a product backlog of user stories and will include daily standup meetings to track status and activity along with regular demos and, potentially, deployments at the end of each sprint. The statutory deadline is December 31, 2017.
The existing application uses an Oracle 12c database back-end. The extended application will utilize Java 7 EE technologies to extend a public-facing portal to support several aspects of the grants management process. These include but may not be limited to: online application intake and review, intake of quarterly performance and financial reports, submittal and initial processing of reimbursement requests, and monitoring activities. The client is looking for a mid-level developer that meets these qualifications.
Qualifications
The mid-level developer chosen for this four month contract will:
Review, analyze, and modify programming systems including encoding, testing, debugging and installing to support client application systems using existing frameworks and support tools. All work will be conducted under the guidance of the project's lead developer.
We require a bachelor's degree in area of specialty and at least three (3) years' experience in the field or in a related area. Candidate must be familiar with a variety of the field's concepts, practices, and procedures. This position relies on extensive experience and judgment to plan and accomplish goals.
The candidate must also be able to communicate clearly in English with both technical staff and business subject matter experts. Communication may be oral or in writing.
Qualifications
We require at least three years of experience with Java and experience writing PL/SQL. The developer must be familiar with NetBeans, Junit, Jenkins, and the use of Git repositories. The ideal
candidate will also have experience with the Wildfly application server.
Additional Information
Kindly share your resume to priya.sharma@_360itpro.com or call me on 510-254-33-00 Ext. 130
UI lead developer/Architect
Senior java developer job in Colorado Springs, CO
- Angular js 2.2 ( Angular 2.2 trained resources may be okay but should be extremely good in the previous version of Angular.) - HTML5,Bootstrap - CSS3 Frameworks(SASS and Compass ) - jQuery ( Selectors/Custom Events ) - Typescript 2.1 - CSS3 - Prime NG - Node js
- Webpack 2.1
- HTML 5 APIs
Qualifications
Angular js 2
Additional Information
All your information will be kept confidential according to EEO guidelines.