Backend Software Engineer - Java/Python/API Focus
Leidos
Leidos LLC is seeking a Backend Software Engineer to design and build scalable backend services in a mission-driven environment. You will be responsible for developing RESTful APIs and ensuring system reliability and performance. The ideal candidate has a strong background in Java or Python, along with substantial experience in SQL and Linux-based environments. This role requires U.S. Citizenship and an active TS/SCI clearance. #J-18808-Ljbffr
- ...LLC in Gaithersburg, MD is looking for an experienced Senior Software Engineer to design and deliver scalable software solutions. The candidate... .... Responsibilities include object-oriented programming, REST API development, and database optimization. The ideal candidate possesses...Suggested
- ...technology solutions firm located in Gaithersburg, MD, is seeking a Backend Software Engineer to design and develop scalable backend services. The role requires strong expertise in Java or Python, RESTful API development, and SQL. You'll work in a collaborative environment...Suggested
- ...Leidos LLC is seeking a Backend Software Engineer in Gaithersburg, MD to support a high-visibility... ...core backend services, develop RESTful APIs, and ensure system reliability and performance... ..., and hands-on experience with Java or Python. Opportunities for career growth and...Suggested
$130k - $160k
...Senior Backend Software Engineer Location: Gaithersburg, Maryland; Alexandria... ...decision-making. This role focuses on designing and building backend... ..., developing RESTful APIs, integrating data sources,... ...maintain backend services using Java or Python • REST API Development:...SuggestedFull timeRemote work$105k - $125k
...Mid-Level Backend Software Engineer Location: Gaithersburg, Maryland; Alexandria... ...and reporting. This role focuses on building scalable services, developing RESTful APIs, and supporting data-driven... ...components using Java or Python • REST API Development:...SuggestedFull timeRemote work- ...Artificial Intelligence (AI) Engineer - Backend Focus Client: Federal... ...ECR, lambdas, Agentic Core, APIs, OpenSearch Vector DB, and Dynamo... ...~ Proficient in coding: Python (async, FastAPI, LangChain,... ...equivalent in Computer Science, Software Engineering, AI/ML, or related...Permanent employmentTemporary workFor contractorsWork at officeRemote work
$87.1k - $157.45k
...Consulting LLC is seeking a Mid-Level Backend Software Engineer in Gaithersburg, MD. This role... ...backend systems using Java or Python, maintaining RESTful APIs, and collaborating with teams to... ...and relevant experience. With a focus on cloud solutions and IT services...$87.1k - $157.45k
...company in Gaithersburg, MD is seeking a Backend Software Engineer to support a high-visibility, data-... ..., including creating RESTful APIs and collaborating on data systems. Candidates... ...computer science and experience in Java or Python. The role offers potential for significant...- ...few years building your expertise in backend engineering, Java or Python development, and mission‑driven... ...thrive here. We’re hiring a Backend Software Engineer to support a high‑visibility... ...scalable backend services, develop RESTful APIs, integrate complex data sources, and...
$87.1k - $157.45k
...building your skills in backend development, object‑... ...programming, and mission‑driven engineering , and you’re ready for... ...’re hiring a Backend Software Engineer to support a... ..., develop RESTful APIs, support data‑driven... ...components using Java or Python REST API Development:...- Eliassen Group seeks a Lead Software Engineer in Rockville, MD. This hybrid role involves... ...platforms with internal systems, focusing on GraphQL API design and integration architecture... ...engineering experience and expertise in Java, Python, REST APIs, and AWS. A full...
$87.1k - $157.45k
...Overview Mid-Level Backend Software Engineer Gaithersburg, MD Active TS clearance (SCI eligibility) and eligibility to obtain a CI poly... ...test, and maintain backend application components using Java or Python REST API Development: Develop and maintain RESTful services to support...$100k - $150k
Bright Vision Technologies is looking for a skilled Network Automation Engineer (Python + Network APIs) to join their team remotely. The role focuses on automating network configurations across multi-vendor enterprise networks using cutting-edge technologies. Ideal candidates...Remote job$87.1k - $157.45k
...building your skills in backend development, object-... ..., and mission-driven engineering , and you're ready for... ...'re hiring a Backend Software Engineer to support a... ..., develop RESTful APIs, support data-driven functionality... ...components using Java or Python REST API...Local areaImmediate start$100k - $150k
...Technologies is a forward-thinking software development company dedicated to building... ...for a skilled Network Automation Engineer (Python + Network APIs) to join our dynamic team and... ...vendor enterprise networks. The role focuses on building production-grade automation...Full timeH1bLocal areaImmediate startRemote workVisa sponsorshipWork visa- ...The Lead GenAI Backend Platform Software Engineer works independently and develops robust, scalable... ...infrastructure to backend API integrations, agentic workflows... ...scalable software solutions, focusing on backend services (FastAPI, Python) and LLM technologies. Assist...Work experience placementLocal area
- ...federal customer. The focus of this role will be supporting... ...a supporting array of software development languages... ...or software engineering experience Hands‑on Technical... ...Experience with Selenium and/or Java Experience installing,... ...working with automated API testing utilizing tools...Temporary workLocal area
- ...Senior Backend Engineer Software Guidance & Assistance, Inc., (SGA)... ...maintain high-performance API platforms on AWS... ...maintain customer-centric focus, and exercise sound... ...experience in Java, JavaScript/TypeScript... ...including Unix Shell or Python ~ Experience using...Contract work3 days per week
$107.9k - $195.05k
...teKnoluxion Consulting LLC is seeking a Backend Software Engineer based in Gaithersburg, MD. The role involves designing and building scalable backend services, developing RESTful APIs, and working in a Linux environment. Candidates must have an active TS clearance (SCI...$130k - $175k
...Latitude Inc. is seeking a cleared Software Engineer to join a small, high-performing... ...mission. This fully onsite role focuses on object-oriented programming (Python, Java, C++, or similar) and offers... ...Python, Java, or C++ HTML/CSS, REST APIs, Linux, AWS, Git, SQL Strong...Permanent employmentFlexible hours- ...Summary Senior Software Engineer Gaithersburg, MD Are you ready... ...expertise, backend development experience... ...design principles. REST API Development: Implement... ...relevant experience. Java or Python: Professional experience... ...development plan focuses on helping our team members...Work at officeWork from homeHome office
$107.9k - $195.05k
...services and mission software capabilities in... ...world. Our team’s focus is to ensure our customers... ...Software Engineer for the Maru Program... ..., backend development experience... ...principles. REST API Development:Implement... ...relevant experience. Java or Python:Professionalexperiencedesigning...Contract workLocal areaImmediate start$69.55k - $125.73k
...Leidos is seeking an AI Software Developer to join the... ...closely with systems engineering, product delivery, and... ...DevSecOps teams. The primary focus is on developing... ...systems, and external APIs. Support... ...programming language (e.g., Java, Python, C++, or similar on a...Contract workWork from home$107.66k - $161.7k
...and Role: Our small engineering team works on challenging... .... Our engineers focus on creating polished products... ...code by designing APIs and abstractions that are... ...Strong knowledge of Python or C++, or the ability... ...Requirements: Previous software engineering experience...Remote jobFull timeWork experience placementInternship$69.55k - $125.73k
...Leidos is seeking an AI Software Developer to join the... ...closely with systems engineering, product delivery, and... ...DevSecOps teams. The primary focus is on developing... ...systems, and external APIs Support... ...programming language (e.g., Java, Python, C++, or similar on a...Contract workLocal areaImmediate startRemote work- ...Rockville, MD Our client seeks a Lead Software Engineer to integrate COTS platforms with internal... .... The role centers on GraphQL API design, integration architecture, and middleware... .... The environment includes Java, Python, Oracle, SQL Server, AWS, containers, and...Remote work
$100k - $150k
...is a forward-thinking software development company dedicated... ...for a skilled Senior Backend Engineer (High-Throughput... ...Senior Backend Engineer focused on high-throughput... ...wide standards around API design, schema evolution... ...backend language such as Java, Go, Scala, Rust, or...Full timeH1bLocal areaImmediate startRemote workVisa sponsorshipWork visa$107.9k - $195.05k
...TS/SCI cleared DevOps Software Engineer working with a... ...as part of a mission focused, solutions oriented,... ...Kubernetes, Elasticsearch backend, and Kafka messaging... ...: Ingress/Gateway API Helm chart design/... ...Bash, PowerShell, SALT, Python, Groovy, Java, etc. Experience...Local areaImmediate startRemote workFlexible hours- ...Junior Software Engineer (12Month Contract) Location: Rockville, MD or Northern... ...Build and support RESTful APIs using Java/Spring Boot and/or Python/FastAPI Create responsive, accessible... ...Collaborative team culture focused on learning and professional...Weekly payContract workTemporary workWork at officeVisa sponsorshipFlexible hours3 days per week
- Contact Government Services, LLC is hiring a Data Engineer in Rockville, MD. The ideal candidate will have over 7 years of IT experience, focusing on data pipeline development and strong proficiency in Python, SQL, and ETL processes. Responsibilities include developing...
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