Backend Developer jobs in Washington

Position Title Sr. Backend Java Developer Position Responsibilities Role: Senior Backend Java Developer Location: McLean, VA - Onsite (5 days/week) | Local candidates only Key Responsibilities Design, build, and maintain backend services using Java and Spring Boot Develop and evolve microservices an

A leading interactive agency in Washington, DC is seeking a Back-end Drupal Developer to partner closely with stakeholders to define business objectives and build applications. The ideal candidate will have 2-3 years of experience with Drupal 7, a strong understanding of PHP OOP, and proficiency in

Back-End Developer Location: Columbia, MD Clearance Required: TS/SCI with Polygraph Salary Range: $110,000 - $260,000 This role centers on building the backbone of mission software: the logic, services, and pipelines that make systems work reliably and securely. You might help modernize existing too

A leading IT consulting firm is seeking a Senior Full Stack Developer (Backend) in Reston, VA. You will design and build backend platforms while integrating emerging technologies in a hybrid work environment. The ideal candidate has 7+ years of experience in backend development with a strong focus o

GDIT is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge that we can’t turn into opportunity. And our work depends on a Backend Software Developer joining our team to sup

District Partners LLC

District Partners is supporting a specialized consulting group leading a major technology modernization initiative for a federal agency. This is a mission-critical environment where backend engineering directly impacts operations and system reliability at scale. The work is fast-paced, deeply techni

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Software Engineer to develop, maintain, and enhance complex and diverse software systems (e.g., processing-intensive analytics, nov

Overview Maximus is a trusted federal partner supporting missioncritical programs across national security, defense, and public service delivery. Recent contract awards in cybersecurity and operational readiness underscore Maximus’ role as a reliable prime for highimpact government missions. Joining

Fusion Innovation

Job Description FusionInnovation's recent growth has earned us a top spot in the Inc 5000 FastestGrowing Private Companies in America and in Washington Business Journal's BestPlaces to Work multiple years in a row. Our team members are passionate abouttheir work and are empowered to contribute their

A leading technology solutions firm in Linthicum is seeking a Quicksight Back End Developer to manage back-end integrations and data preparation for BI reporting. This position demands expertise in AWS QuickSight, scripting, and system performance optimization, along with a Bachelor’s degree in Comp

LT Consulting LLC

A technology consulting firm in Virginia seeks a Backend Web Developer with an active TS/SCI polygraph clearance. The role involves designing and building secure, high-performance APIs and backend services for mission-critical applications. Candidates should have demonstrated experience in backend d

GDIT is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge that we can’t turn into opportunity. And our work depends on a Software Developer joining our team to support Gov

Electrify America is committed to revolutionizing the way people charge. As the country’s largest open DC fast charging network, Electrify America is actively contributing to electrifying mobility today and building a more sustainable future. At Electrify America, we value innovation, collaboration,

A technology services provider is looking for a Software Developer to work in Washington, DC. This role requires developing, testing, and debugging software applications, with an emphasis on collaboration within a technical team and resolution of software issues. The ideal candidate should have a ba

DRC Systems

A financial technology firm in McLean is seeking a Software Developer proficient in Python and with experience in banking and finance applications. The ideal candidate will have at least 2+ years in OOP design and coding, alongside strong familiarity with libraries such as Pandas and Numpy. Responsi

Description Backend Software Developer Reston, VA Active TS/SCI with CI polygraph required @Orchard is retained by a top geospatial technology company in their search for a Backend Software Developer to join their team in direct client support in Reston, VA. Our client is forging the new frontier of

Full-Stack Software Developer (Back-end focused) – Columbia, MD This role will be on a fast-moving software engineering team supporting a microservice ecosystem with several UIs. Project management is done using feature driven development. The team is highly collaborative, and engineers are encourag

E-Solutions

• Work with Product and UX teams to be part of a team of engineers in designing solutions and developing elegant code, state-of-the-art responsive customer experiences and build industry leading digital experiences. • Be a technologist and work closely with digital product management to build indust

Jobs Bridge Inc is among the fastest growing IT staffing / professional services organization with its own job portal. Jobs Bridge works extremely closely with a large number of IT organizations in the most in-demand technology skill sets. Job Description OPT and EAD can apply Key Responsibilities D

Markon

Description We are seeking a Mid-Level Backend Java Engineer to join our development team supporting an IC customer. This is a hands-on engineering role responsible for designing, building, and maintaining secure, scalable backend services. The ideal candidate is a strong Java developer who enjoys s