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- ...agencies in the United States to intelligently plan and develop their applications, modernize their infrastructure and manage their data. The Senior Developer will play a key role in developing and maintaining backend APIs that support the content delivery systems that...Senior
- ...Senior API Developer Anywhere Type: Contract Category: Development Industry: Insurance Workplace Type: Remote Reference ID: JN -032026-106098 Date Posted: 03/23/2026 Shortcut: Description Recommended Jobs Description: Remote...SeniorHourly payContract workLocal areaRemote work
Eliassen Group
Washington DC3 days ago - Employee Navigator, a leading SaaS provider, is seeking a Senior Backend Engineer to design and maintain APIs for their benefits enrollment platform. The role requires extensive experience in C# and API development, working collaboratively in a fast-paced environment. This...Senior
- ...technology solutions provider in Washington, DC is seeking a skilled Senior .NET Developer to craft cutting-edge solutions utilizing .NET 8 and... ...project managers to implement scalable microservices and APIs using domain-driven design principles. Ideal candidates should...Senior
- A technology solutions company is seeking a motivated Senior Automation QA Engineer with extensive experience in backend/API automation and Java framework engineering. The role involves designing and building automation frameworks, implementing scalable API automation,...SeniorRemote job
- ...will have over 5 years of experience, leading software projects through development stages while specializing in Java EE7, Spring, and API technologies. Strong problem-solving and communication skills are essential for this full-time position with a focus on meeting...SeniorFull time
- ...companies to configure benefits. We build APIs to handle B2B transactions with our... ...About the Role We’re currently looking for a senior backend engineer that will be primarily designing... ..., MVC and Vue.js at the front-end. We develop software as simple as forms for data...SeniorWork at officeRemote work
- A tech startup is seeking a Senior Backend Engineer to scale backend systems using Django and enhance integrations for a mobile app... ...backends, collaborating on architecture decisions, and developing APIs. The ideal candidate has deep Django app experience and a strong...Senior
- A technology services company is seeking a Backend Software Engineer to develop scalable backend services and RESTful APIs in Alexandria, VA. Candidates should have 8-12 years of experience in backend engineering, a Bachelor’s degree in Computer Science or related field...Senior
$185k - $225k
...financial technology company in Austin is looking for a full-stack developer. This role requires 5+ years of software engineering experience... ..., Node.js, and React desired. You'll work on building scalable APIs and user experiences while investigating issues proactively. A...Senior- A leading technology company based in Virginia is seeking an Application Developer focused on Commerce Transformation. You will design, develop, and deploy modern commerce applications to drive digital transformation and enhance customer experiences. Candidates must have...Senior
- A software development company is seeking a JAVA Engineer Analyst/Developer to create and enhance solutions for system functionality. The ideal candidate will have extensive experience in Core Java Development, with a strong background in Spring, Hibernate, and web services...Senior
- ...TITLE: PowerApps Developer Senior LOCATION: Washington, DC/ Hybrid Employment type: Contract w2/1099/C2C MINIMUM EDUCATION: Bachelor... ...QuickBase applications, customize html pages using both the QuickBase API as well as regular QuickBase interface. Maintain existing...SeniorContract workFor contractors
AHU Technologies Inc
Washington DC1 day ago - A global financial services group is seeking a Senior Engineer to join their Digital HQ Platform team in Washington D.C. This role involves... ...will have experience in leading engineering initiatives and developing fast, reliable applications using modern frameworks like Java,...Senior
- ...Senior PowerApps Developer - DCPS (DC Public School) Washington, DC (HYBRID - 3-4 days Onsite per week (Candidate must reside within the Metro... ...applications, customize html pages using both the QuickBase API as well as regular QuickBase interface. Maintain...SeniorFor contractors3 days per week
ShiftCode Analytics
Washington DC1 day ago - A leading technology firm is seeking a Senior Full Stack Node/React Developer to contribute to SSA’s Digital Modernization Strategy. The ideal candidate will have over 10 years of experience in software development with expertise in React, Node.js, and related technologies...SeniorFlexible hours
- ...experiences. Your role and responsibilities As an Application Developer - Commerce Transformation, you will design, develop, and deploy... ...Develop Scalable Solutions: Design and build scalable, modular, and API‑driven solutions that support the evolving needs of digital...SeniorWorldwide
- Position Overview The Senior-Level Developer serves as a technical modernization lead responsible for designing, refactoring, and implementing... ...during migration. Replace file‑based ingestion models with API‑ and database‑driven architectures. Optimize high‑volume, data...SeniorTemporary workFlexible hoursShift work
$87.7k - $180.6k
...certifications, industry training and more. We’re seeking Senior Campaign Developers that can support email business operations as the client moves... ...(email, SMS, push) Experience with CRM integrations, APIs, and Adobe Experience Cloud tools Understanding of compliance...SeniorLive inLocal area- ...Job Description This is a remote position. Job Title: Senior Developer for GenAI Location: Remote Duration: Full-Time... ...use cases • Integrating LLMs with existing systems through APIs and microservices • Implementing RAG (Retrieval-Augmented...SeniorFull timeRemote work
3M Consultancy
Washington DC15 days ago - Senior NetSuite Developer Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information... ...work based on business needs. Develop and manage API integrations between NetSuite and external systems using REST...SeniorFull timeWork at officeWork from home
- ...Job Description Job Description TITLE: PowerApps Developer Senior LOCATION: Washington, DC/ Hybrid Employment type: Contract w2... ...QuickBase applications, customize html pages using both the QuickBase API as well as regular QuickBase interface. Maintain existing...SeniorContract workFor contractors
AHU Technologies Inc
Washington DC22 days ago - ...Position: Senior Website Developer Location: Arlington, VA Work Environment: Onsite Clearance Required: Public Trust Status: Contingent... ...integration, and Application Programming Interfaces (APIs). Collaborate with User Experience (UX) designers, graphic...SeniorWork at office
Knowesis
Arlington, VA4 days ago - ...balance technical advancement with cost-awareness while providing exceptional service. IGS is currently recruiting for a remote API Developer to support our work with our federal customer. Assignment of Work and Travel: This is a remote access assignment....Contract workTemporary workWork experience placementRemote workFlexible hours
Initiate Government Solutions
Washington DC2 days ago $108.1k - $180.6k
...employee-owned federal government contractor, is seeking a Senior Web Applications Developer to support mission-critical initiatives at Joint Base... ...js , JavaScript , HTML , CSS , SQL , and RESTful API integration , along with the ability to refactor legacy...SeniorFor contractorsRelocation packageAmerican Systems
Washington DC3 days ago$175k - $200k
...Riptide Technology is seeking a Senior Database Engineer (DBE) to support Research and... ...processes, performance tuning and data access APIs. The Sr DBE should be skilled in... ...security, functional leads and application developers Experience with: o Multi-node clusters...SeniorTemporary workWork experience placementImmediate startRiptide Technology
Washington DC3 days ago- ...Randstad is seeking a highly skilled Senior SAP BTP Developer to join our client's team in Washington, DC. This role requires deep expertise in... ...specifications. Develop and integrate oData services, APIs, and data models (e.g., JSON) for application functionality....Senior
Kaav Inc.
Washington DC2 days ago - ...Overview: Insight Global is seeking a Senior Web App Developer to support internal FBI enterprise applications under the ITSSS2 contract vehicle... ...with: • ASP.NET MVC (web development) • WCF and/or Web API • LINQ • Extensive SQL experience, including: • Stored...SeniorContract work
Insight Global
Washington DC5 days ago - ...technology company specializing in autonomous systems is seeking a Senior or Staff Android ATAK Engineer in Arlington, VA. This role involves developing tactical command capabilities and designing APIs for missions in dynamic environments. Candidates should have expertise...Senior
$140k - $175k
...Since 1983, Aristotle has been a leader in developing technology and harnessing data used in... ...We are seeking a highly experienced Senior Web Applications Engineer to serve as a technical... ...modernization initiatives, including API integrations, cloud migration efforts, and...SeniorFull timeCasual workWork at officeLocal areaRemote workFlexible hours2 days per week3 days per weekAristotle
Washington DC5 days ago
