Senior Java Backend Engineer jobs in Reston

SolrCloud Backend Engineer (Remote) Progressive Technology Federal Systems, Inc. (PTFS) has been a leading enterprise Content Services Platform (eCSP) to Federal, Civilian and DoD agencies, has an opening for a SolrCloud Backend Engineer . Duties : The SolrCloud Backend Engineer serves is responsibl

Are you a Java Developer working at a Large Financial Institution and being told by your leadership that you are too hands on or detail oriented or think and work like a start-up? Imagine working at Intellibus to engineer platforms that impact billions of lives around the world. With your passion an

C. Mack Solutions, LLC

Description The Java Software Engineer must be able to design, develop, enhance, debug, and implement software in an Agile environment. Resources will be members of highly effective Agile teams that create and support applications for a high-impact Federal program supporting homeland security. This

KMM Technologies

A technology company is seeking a Java Full Stack Developer with extensive experience in Angular and Spring Boot. The role involves designing scalable web applications and maintaining RESTful APIs hosted on AWS. Candidates should have over 10 years of software development experience, strong problem-

Optomi

A leading technology consulting firm is seeking a Senior Software Engineer with expertise in Java, Spring, and AWS for a hybrid role in Bethesda, Maryland. This mid-senior level position offers career growth potential and emphasizes collaboration and diversity. Candidates should have experience in A

Senior Lead Data Engineer (Enterprise Platform Technology) (Java, Python, Scala, AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be p

Posted Date 4/07/2026 Description Senior Lead Data Engineer (Enterprise Platform Technology) (Java, Python, Scala, AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery enviro

Job Title: Lead Full Stack Java Engineer (AWS, Microservices)| Onsite VA/MD Location: Rockville, MD / Tyson, VA (5 days onsite) Interview Process: Round 1: 1.30-min Phone/Virtual Round 2: In-person (Rockville, MD / Tyson, VA) Work Authorization: Open to H1B transfers and candidates on(OPT, , L2), as

Enlighten

A leading tech company in Columbia, MD is seeking a Software Engineer focused on AI integration. The role involves designing and developing foundational AI frameworks to ensure secure use of AI technologies. Ideal candidates should have over 5 years of experience in software engineering with experti

Software Guidance & Assistance, Inc., (SGA), is searching for an Software Engineer for a Contract assignment with one of our premier Financial Services clients in Rockville, MD. We are seeking a highly skilled Staff Software Engineer with strong experience in Java, AWS services, Angular JS, and

The Lead GenAI Backend Platform Software Engineer works independently and develops robust, scalable software solutions across the full stack from cloud infrastructure to backend API integrations to agentic workflows and MCP servers. This role is central to architecting and implementing a cutting-edg

Prime Therapeutics

At Prime Therapeutics (Prime), we are a different kind of PBM, with a purpose beyond profits and a unique ability to connect care for those we serve. Looking for a purpose-driven career? Come build the future of pharmacy with us. Job Posting Title Software Engineer (Java Full-stack) Job Description

Navy Federal Credit Union

€120,000 - €160,000 /year

Requirements Must have: - Extensive experience in one or more areas: systems engineering, software engineering, information systems management, etc., particularly in a large financial services organization. - In-depth knowledge of Event Driven Processing (e.g., Confluent Kafka, Flink, etc.) includin

Location: Rockville, Maryland (Hybrid – 3 days in office mandatory) Experience: 10–15 Years Industry: Financial Services Job Summary We are looking for a Senior Java Engineer with strong hands-on experience in Java, Spring Boot, and Microservices . This role involves building secure, scalable applic

Location: Rockville, Maryland Experience: 10–15 Years Industry: Financial Services W2 ONLY Locals preferred. People willing to relocate are welcome to apply. Job Summary We are looking for a Senior Java Engineer with strong hands-on experience in Java, Spring Boot, and Microservices . This role invo

Eliassen Group

A leading engineering firm seeks a .NET Backend Engineer to build microservices-based systems using .NET 8. Responsibilities include developing backend services and APIs, collaborating with teams, and integrating with ERP systems. Ideal candidates should have experience in event sourcing, microservi

Lead Software Engineer (Android, Java/Kotlin, AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, break

KMM Technologies, Inc.

Position: Java Full Stack Developer with AWS--ONLY ON W2-NO H1B'S Location: Reston, VA - Hybrid - Weekly 3 days Onsite Duration: Long Term-Candidates that are Local to DMV area (DC/MD/VA) ONLY. Key Responsibilities: • Design and develop scalable, secure, and high-performance web applications using A

Mission Technologies, a division of HII

A leading defense contractor is seeking a talented Software Engineer in Columbia, MD. The role involves designing and implementing complex software solutions while collaborating with a dynamic team. Candidates should have over 9 years of experience in Java/Kotlin development, API design, and a stron

AST SpaceMobile

AST SpaceMobile is building the first and only global cellular broadband network in space to operate directly with standard, unmodified mobile devices based on our extensive IP and patent portfolio and designed for both commercial and government applications. Our engineers and space scientists are o