Senior Full Stack Developer
ICONMA
Senior Full Stack DeveloperOur client, a Real Estate and Financial Services company, is looking for a Senior Full Stack Developer for their McLean, VA location. Responsibilities include:Contributing to the firm's enterprise forecasting platform that supports long-term financial projections.Developing and enhancing core features of the forecasting engines to improve model accuracy, performance, and scalability.Collaborating closely with FP&A and other stakeholders to implement new forecasting capabilities, support scenario analysis, and meet evolving business and regulatory requirements.Refactoring and modernizing existing components of the financial accounting and forecasting application to improve maintainability, performance, and scalability.Developing and enhancing core forecasting engine features to improve model accuracy, runtime efficiency, and enterprise readiness.Supporting critical quarterly production runs for financial reporting by monitoring execution, troubleshooting issues, and ensuring integrity, accuracy, and timeliness of outputs.Diagnosing and resolving defects, reducing technical debt, and driving continuous improvements to ensure alignment with software engineering best practices.Writing clean, robust, high-quality code following best practices, supported by automated unit and integration tests with strong coverage.Coordinating with team members across different layers of the stack (data, services, APIs, and infrastructure) to deliver end-to-end solutions.Partnering with FP&A and other stakeholders to implement new forecasting capabilities, enable scenario analysis, and meet evolving business and regulatory requirements.Assisting with infrastructure upgrades, platform migrations, and adoption of new technologies to improve reliability, security, and operational efficiency.Contributing to design discussions, code reviews, and documentation; demonstrating a commitment to collaborative problem-solving, thoughtful design, and high-quality deliverables.Requirements include:At least 5 years of hands-on software development experience using a modern programming language (e.g., Python, Java, OR C#). Candidate must have Git version control, SQL, and unit testing.Shell scripting, financial domain with fixed income knowledge, graduate degree in Computer Science or Mathematics - similar degrees, Certs - CFA, FRM, CPA.At least 5 years of hands-on software development experience using a modern programming language (e.g., Python, Java).3+ years of experience using Git for source control in a team-based development environment.3+ years of experience with SQL and relational database development.3+ years of experience with containerization and orchestration technologies (e.g., Docker, Podman, Kubernetes).Proficiency with shell scripting for automation, troubleshooting, and operational support.3+ years of experience with unit testing frameworks (e.g., Pytest, JUnit) and implementing automated test coverage.An understanding of fixed income concepts, including duration, convexity, spread, and option-adjusted spread (OAS).Good oral and written communication skills.Strong critical thinking, problem-solving skills, business acumen, and familiarity with Agile development processes.Graduate degree in a quantitative discipline (e.g., Computer Science, Mathematics, Statistics, or related field).Strong understanding of GAAP accounting fundamentals, including revenue/expense recognition and amortization.CFA/FRM (or significant progress toward CFA/FRM/CPA).Strong oral and written communication skills, with the ability to clearly articulate technical and business concepts.Experience engaging with stakeholders to gather requirements, align on priorities, and drive delivery.Exposure to product and project management tools (e.g., JIRA) to support planning, tracking, and execution.Why Should You Apply?Health BenefitsReferral ProgramExcellent growth and advancement opportunities
$85k - $170k
OverviewAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps...Senior- Job TitleFreddie Mac is building a culture based on modern software delivery practices to support the secondary mortgage market through rapid technology and best practice innovation.8 + years of proven experience engineering fantastic solutionsBachelor’s degree in Computer...Senior
$124.3k - $134.02k
...efficient, and cost-effective solutions that drive measurable results. Learn more at About the OpportunityDMI is seeking a Senior Full-Stack Developer to help build and modernize a mission-critical Department of Defense enterprise application. The system is an offline-...SeniorContract workInterim roleLocal areaRemote work- Job TitleGood understanding of Authentication and Authorization.Competency in supporting installation, configuration, SSO integration with PingFederate/PingAccess.Experience with SAML, OAuth and OpenID Protocol and WAM(Gateway) Integrations.Automation experience using ...SeniorContract work
- ...Full Stack DeveloperKDA Consulting Inc. is seeking a talented Full Stack Developer to support the design, development, and maintenance of enterprise-level applications within mission-driven environments. This role will focus on building scalable, secure, and high-performing...Senior
$85k - $170k
...Senior Software DeveloperAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micro-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile...Senior- ...cloud & JavaClient Job DescriptionResponsibilities include:5-7 + years of relevant professional experience.4+ years of experience developing in Angular, and with HTML and CSS.5+ years of demonstrated experience developing RESTFUL APIs with Spring Boot.3+ Years of...SeniorWork experience placement
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- ...Senior Full Stack DeveloperLocation: Fully onsite in McLean, VA Duration: 6 months temp to hireJob Description: We are seeking a highly skilled and experienced Senior Full Stack Developer with expertise in Angular and Java. The ideal candidate will have over 5 years of...SeniorTemporary work
- Booz Allen Hamilton is seeking a senior full-stack developer to deliver end-to-end software solutions in a fast, agile setting. You’ll work on mission-ready systems, expanding capabilities from design to production while aligning with current architecture and planned enhancements...Senior
- Leidos Inc in Arlington, VA, is seeking a Full Stack Developer to support the Compartmented Enterprise Services Office (CESO) program. This position entails designing, developing, and maintaining secure and reliable applications across the full technology stack. Applicants...SeniorWork at office
- ...Full Stack DeveloperGCyber is seeking a Full Stack Developer, to support our government customer. This role develops, tests, and maintains secure, reliable applications across the full technology stack (front-end, APIs/services, and data). Full stack developers can switch...Senior
- Bcore is seeking a Full-stack Developer in McLean, Virginia to help deploy and maintain cloud services, and build containerized environments for mission-focused solutions. The candidate should have senior experience with JavaScript (Hono.js) and Python (fastapi), TypeScript...Senior
- DMI (Digital Management, Inc.) in McLean, Virginia is looking for a Senior Full Stack Developer to help modernize a mission-critical Department of Defense enterprise application. You will work across the full stack, developing both front-end and back-end features with a...Senior
- ...Full-Stack DeveloperThe Full-Stack Developer will work closely with clients, digital leaders, solutions architects, and technical/functional leads across Guidehouse digital teams and market segments to support client projects and provide solutions for growth efforts and...SeniorFlexible hours
- CDIT LLC in McLean, Virginia, is looking for a skilled Software Developer with C# expertise to join a mission-critical team. The role involves shaping requirements and providing technical support for a flagship application, and candidates must possess a TS/SCI with Polygraph...Senior
- Insight Global is seeking a Full Stack Developer for a TS/SCI-cleared role in the Arlington, VA area. The position emphasizes building scalable ServiceNow-enabled solutions with modern front-end and back-end technologies. You will collaborate with cross-functional teams...Senior
- ...Senior Full Stack Java Developer Location: McLean, VA Job Description We are seeking a Senior Full Stack Java Developer with strong expertise in Java development, Spring Boot, and automated testing. The ideal candidate will have experience building scalable enterprise...Senior
$100k - $185k
As a Senior Software Developer , you will work with a team of developers to deliver software features, APIs, and micro-service solutions. We are looking for candidates with 7+ years of experience writing software using Agile and DevSecOps methods such as build/release management...Senior- Senior Full Stack Developer McLean, VA June 23, 2026 Only accepting local candidates immediately local to the Washington, DC area. We are seeking a Senior Full Stack Developer with strong Java expertise to build scalable, high-quality applications. This hands‑on role...SeniorLocal areaImmediate start
- ...Job Title: SENIOR FULL STACK SOFTWARE DEVELOPER Location: Mclean,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Senior Full Stack Software Developer to join the Financial Engineering Team- to support a sophisticated...SeniorContract workH1b
$100k - $185k
Overview As a Senior Full Stack Developer , you will work with a team of developers to deliver software features, APIs, and micro‑service solutions within an AI‑enabled software development environment. We are looking for candidates with 5-7 years of experience writing...Senior- ...Senior Full Stack Software DeveloperWork Location: 100% Onsite – McLean, VA. Candidates must be local or willing to relocate prior to the... ...are seeking a highly experienced Senior Full Stack Software Developer with strong expertise in Java, Python, SQL, Git, and modern...SeniorContract workLocal areaRelocation
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- ...of our Great Place to Work certification. Learn more about us at our website: The Opportunity We’re looking for a Senior Full-Stack Developer — with a strong backend focus — to join a fast-moving marketplace project on a short-term contract basis. You’ll design and...SeniorFull timeContract workTemporary workFor contractorsLocal areaRemote work
$140k - $155k
...Job Description Job Description Enterprise Knowledge (EK) is hiring a full-time Senior Full Stack Developer to join our growing Enterprise Delivery team. In this role, you will bridge the gap between robust software engineering and cutting-edge Generative AI,...SeniorFull timeFor contractorsH1bWork at office2 days per week$118k - $170k
...constituents, and the workforce. Work You’ll Do As a Project - Senior Consultant, Technical Transformation on the project, you will:... ...Visualforce, Lightning Components, and Lightning Web ComponentsDesign, develop, and maintain integrations between Salesforce and other systems...SeniorLocal area- BCore, based in McLean, Virginia, is seeking a Full-stack Developer to join a security-cleared team delivering cloud-native, data-repository... ...environment. The role emphasizes on-site collaboration in McLean with senior-level responsibilities, DevOps integration, and a focus on...Senior
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