Back-End Engineer Jobs in Washington

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Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

•

Remote

Third Party, Contract

Position Senior React Developer (10+ Years Experience)Location RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly skilled Senior React Developer with over 10 years of experience in frontend development. The ideal candidate will have deep expertise in JavaScript, React.js, TypeScript, and modern UI/UX principles. You ll be responsible for leading frontend architecture, mentoring developers, collaborating with cross-functional teams, and delivering high-performance, scal
Easy Apply
Posted 44 days ago | Updated 2 days ago

Software Engineer Manager, Money Movement

Block Inc

•

California, USA

Full-time

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams - People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more - provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture
Posted 28 days ago | Updated 10 hours ago

Staff iOS Engineer, Banking Mobile

Block Inc

•

California, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across
Posted 19 days ago | Updated 10 hours ago

Level Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Level Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY Give me table with 6 columns and 3 rows. In the first row give me the top 6 requirements for a Level Software Engineer job post. In the second row give me the top 6 required skills for a Level Software Engineer job post. In the last 6 cells give me the top desired skills for a Level Software Engineer job post. Make sure that the require
Posted 60+ days ago | Updated 10 hours ago

Full Stack Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Full Stack Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled Full Stack Software Engineer to join our team and contribute to the development of cutting-edge applications. In this role, you will work across the entire software development lifecycle, from designing user interfaces to implementing back-end functionality. You will collaborate with cross-functi
Posted 60+ days ago | Updated 10 hours ago

Java / C / AWS Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Java / C / AWS Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a versatile and innovative Java / C / AWS Software Engineer to join our team and contribute to the development of robust, scalable, and secure software solutions. In this role, you will work on designing, building, and optimizing applications using Java and C while leveraging the power of AWS cloud services. You
Posted 60+ days ago | Updated 10 hours ago

React.js / Node.js Developer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

React.js / Node.js Developer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a talented and dynamic **React.js / Node.js Developer** to join our team and contribute to the design and development of high-performance web applications. In this role, you will leverage your expertise in React.js for building intuitive front-end interfaces and Node.js for creating robust back-end services. You
Posted 60+ days ago | Updated 10 hours ago

Full Stack Developer (ReactJS, Vue, Angular)

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Full Stack Developer (ReactJS, Vue, Angular) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented Full Stack Developer with expertise in ReactJS, Vue, and Angular to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining modern web applications, working across both front-end and back-end systems. You will collaborate with designers, produ
Posted 60+ days ago | Updated 10 hours ago

Full Stack Developer (C# / .Net / JS / SQL / AWS)

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Full Stack Developer (C# / .Net / JS / SQL / AWS) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a skilled and versatile Full Stack Developer to join our team, specializing in C#, .NET, JavaScript, SQL, and AWS. In this role, you will be responsible for building and maintaining robust, scalable applications across both the front-end and back-end. You will collaborate closely with cross-f
Posted 60+ days ago | Updated 10 hours ago

Front End GUI Developer / Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Front End GUI Developer / Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a creative and detail-oriented Front End GUI Developer / Software Engineer to join our innovative team. In this role, you will design and develop intuitive, responsive user interfaces that deliver seamless user experiences. Collaborating closely with designers, backend developers, and stakeholders, you
Posted 60+ days ago | Updated 10 hours ago

Software Engineer (JavaScript, AngularJS, MongoDB, AWS)

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Software Engineer (JavaScript, AngularJS, MongoDB, AWS) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a motivated and skilled **Software Engineer (JavaScript, AngularJS, MongoDB, AWS)** to join our dynamic development team. In this role, you will be responsible for designing, building, and maintaining full-stack web applications using JavaScript, AngularJS, and MongoDB, while leveraging AWS
Posted 60+ days ago | Updated 10 hours ago

Java / Python / Kafka Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Java / Python / Kafka Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dynamic and detail-oriented Java / Python / Kafka Software Engineer to join our team and contribute to the development of scalable, high-performance systems. In this role, you will design, implement, and optimize applications using Java and Python while leveraging Kafka for real-time data processing and
Posted 60+ days ago | Updated 10 hours ago

Software Engineer (Java, MASH, Linux)

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Software Engineer (Java, MASH, Linux) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a talented and driven **Software Engineer (Java, MASH, Linux)** to join our team and contribute to the development of innovative, scalable software solutions. In this role, you will design, implement, and maintain Java-based applications, leverage MASH for middleware integration, and work within Linux en
Posted 60+ days ago | Updated 10 hours ago

Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated Software Engineer to join our team and contribute to the development of cutting-edge software solutions. In this role, you will be responsible for designing, coding, testing, and deploying applications that meet high standards of performance, security, and scalability. The ideal candidate is a problem-s
Posted 60+ days ago | Updated 10 hours ago

Java Software Engineer

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Java Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate Java Software Engineer to join our team and contribute to the design, development, and maintenance of high-quality software solutions. In this role, you will work on building reliable, scalable, and secure applications using Java, collaborating with cross-functional teams to deliver innovative solu
Posted 60+ days ago | Updated 10 hours ago

Software Engineer (Java, AWS, Linux)

Cymertek Corporation

•

Annapolis, Maryland, USA

Full-time

Software Engineer (Java, AWS, Linux) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and versatile **Software Engineer (Java, AWS, Linux)** to join our dynamic team and contribute to the development of innovative software solutions. In this role, you will design, build, and maintain applications using Java, leverage AWS cloud services for scalability and reliability, and work
Posted 60+ days ago | Updated 10 hours ago

Associate Director Blockchain Engineering

HireTeq

•

Remote

Full-time

Associate Director, Blockchain Engineering Location: Jersey City, NJ / Tampa, FL (Remote Work Available) This is a primarily remote role; however, candidates must be located near Jersey City, NJ or Tampa, FL and be willing to visit the client site as needed. Term: Permanent/FTE The ideal candidate will have a deep understanding of quantitative financial processes including derivatives, swaps, lending and repo markets, collateral management and liquidation, and other advanced trades. The candidat
Easy Apply
Posted 29 days ago | Updated 1 day ago

Java Swing Developer

Kforce Technology Staffing

•

Remote or Salt Lake City, Utah, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client in Salt Lake City,. UT that is seeking a Java Swing Developer. Summary: We are seeking a skilled Java Developer with strong experience in Java Swing, Oracle and JavaFX to support the development and enhancement of desktop-based software applications. This role will involve designing and implementing user interfaces, integrating back-end logic, and ensuring responsive, user-friendly application performance. Responsibilities: * Design, develop, and maintain
Posted 4 days ago | Updated 3 hours ago

Full Stack Engineer

Randstad - Torc

•

Remote

Contract

We are looking for a highly skilled Full Stack Angular Engineer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using Angular for the frontend and modern backend technologies.Collaborate with backend engineers and product teams to build scalable, efficient solutions.Implement best practices in software architecture, automated testing, and performance optimization.Wor
Posted 60+ days ago | Updated 10 days ago

IRS Cleared Information Technology Professionals

Delmock Technologies, Inc

•

Remote or Lanham, Maryland, USA

Full-time

Help us make our nation stronger! We are looking for talented IT professionals to help us support the IRS, our long-standing client, with their IT Modernization needs. Looking for: Program Managers, Project Managers, Technical Integrators, Business Analysts (Product Planning), Delivery Managers, Technical Architects, Full Stack Developers, Automation Leads, Back End Developers, Front End Developers, Sr. System Engineers, Sr. Business Analysts, Technical Architects, Security Test Engineers, Commu
Posted 60+ days ago | Updated 6 hours ago