576 to 600 of 4,643 Developer Jobs

the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! As a Senior Web Application Developer with AMERICAN SYSTEMS you will have the opportunity to do the following: Modernize and maintain web apps for scalability and performance Write modular code in React.js, Node.js, JavaScript, HTML, and More ❯

innovative software technology company who have developed a market-leading commercial SPA platform that has driven their global success. They are seeking a talented remote-working Full-stack .NET Developer to join their close-knit team of high-quality engineers. You'll play a key role in the ongoing development and modernization of their sophisticated single-page application, working on More ❯

R- Description Leidos has a new and exciting opportunity for a Principal Java Developer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits … Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Description A Java developer on this program provides Agile development and operations and maintenance for mission critical systems. Based in DevOps framework, this role participates in and/or directs major deliverables of projects More ❯

Title Cleared Senior Appian Developer Clearance Requirements Secret Clearance Certification Requirements Location Washington, D.C. Description Location: Remote HumanIT Solutions LLC is seeking a Cleared Senior level Appian Developer. Your responsible for design; development, testing and implementation of process-centric business process management solutions based on Appian software. You will be required to analyze and understand both the customer environment and More ❯

innovative software technology company who have developed a market-leading commercial SPA platform that has driven their global success. They are seeking a talented remote-working Full-stack .NET Developer to join their close-knit team of high-quality engineers. You'll play a key role in the ongoing development and modernization of their sophisticated single-page application, working on More ❯

We are currently partnered with a growing technology company that is looking for a creative, detail-oriented Web Developer to join their Web Development team. This is an exciting opportunity to work with a range of web technologies across the full stack as part of an ambitious digital roadmap. Our client's customer base is expanding rapidly, and as part More ❯

We are currently partnered with a growing technology company that is looking for a creative, detail-oriented Web Developer to join their Web Development team. This is an exciting opportunity to work with a range of web technologies across the full stack as part of an ambitious digital roadmap. Our client's customer base is expanding rapidly, and as part More ❯

Senior NET Developer - Oracle to PostgreSQL Migration Project Location: Nottingham/London - Hybrid Length: ASAP - Jan 2026 (6 months) Rate: £540 Hours: 9-6pm About the Project We are undertaking a strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C#). This is not a simple lift More ❯

NTC OVERVIEW: We are seeking a Software Developer to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We're looking for the best and the brightest to join us in supporting this mission. If meaningful work, initiative, creativity, and continuous self … improvement are important to your career, join our growing team and discover What's Next for you. Mission Focus: As a Software Developer you will have the unique opportunity to solve hard problems and help turn complex concepts into reality to advance and enhance systems supporting the defense of our nation. In particular, you will implement cutting edge solutions for More ❯

Senior NET Developer – Oracle to PostgreSQL Migration Project Location: Nottingham/London - Hybrid Length: ASAP – Jan 2026 (6 months) Rate: £540 Hours: 9-6pm About the Project We are undertaking a strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C#). This is not a simple lift More ❯

.NET/Oracle Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None CACI is seeking a Developer/Tester to join our team in Fort Meade, MD. This position under general supervision, assists users with developing and testing More ❯

I am currently recruiting on behalf of an end user who's looking for a Senior D365CE Developer to join their team on a permanent basis. It's a hybrid role, with a mix of office and home working. Please see below for more information: Some of the responsibilities: Be part of a development team involved in the design, development More ❯

and the impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. As a Senior Frontend developer, you play a pivotal role in designing, developing and maintaining the critical frontend applications that power our services. You will be self-driven and organised with a passion for building … including private health care, career development opportunities and performance bonuses. For a comprehensive list of benefits, speak to our recruitment team. We are looking for: Experience as a Software Developer with a strong focus on Frontend JavaScript development, ideally within the React ecosystem with strong HTML & CSS knowledge. Proven experience in designing & developing modular frontend experiences, working with non-technical More ❯

Senior Applications Developer Contract: 4 Months, Temporary Working Hours: Full-Time Salary: £384.14 PAYE/£500.00 Umbrella, daily rate Closing Date: Monday 7th July 2025 Working Arrangements: Hybrid Location: Chelmsford, Essex About the role Essex County Council is ambitious and by 2030 it will be one of the most forward looking, effective and financially sustainable Councils in the country. ECC … equivalent by experience in a relevant subject. • Hold relevant Microsoft certifications such as PL-100: Power Platform App Maker, PL-200: Power Platform Functional Consultant, PL-400: Power Platform Developer, PL-600: Power Platform Solution Architect. • Proven experience with Microsoft Power Automate Desktop and DevOps. • Solid understanding of Microsoft 365, Dataverse, and Azure Services • Understanding of application lifecycle management (ALM More ❯

Blackstone Talent Group, an award-winning technology consulting agency, has an immediate need for an experienced Full Stack Software Developer to provide software maintenance and engineering support under the Foundation Sustainment Services contract. Available Work Location(s): Alexandria, VA/Chantilly, VA/St. Louis, MO Responsibilities: This role is responsible for Corrective, Adaptive, Preventive, and Perfective maintenance of maritime More ❯

Overview This is an excellent opportunity for an experienced software developer who is passionate about building innovative solutions and thrives in dynamic environments. The ideal candidate will have strong Java development expertise and at least 14 years of software development experience. The position offers a diverse set of responsibilities, including: Server-side business logic implementation Client web application and User More ❯

Red Key Solutions is seeking a Full Stack Software Developer with strong systems, software, cloud, and Agile experience to support a complex program to provide Agile development and operations and maintenance for critical systems. Based in DevOps framework, participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle including scope and work More ❯

Job Title: Lead Senior Specialist - Back-end .NET Developer - Fully Remote Job Overview: We are seeking a talented Lead Senior Specialist in Back-end .NET Development to join our client's dynamic Agile development team. This role is crucial in shaping strategic product modules, particularly the payroll calculation engine. The ideal candidate will possess a strong technical foundation and excellent More ❯

Are you ready to advance your career in web development? We are seeking an experienced Senior ReactJS Web Developer to join our dynamic Boardroom team. As a key member of our development team, you'll design, develop, and maintain high-quality web applications using ReactJS, contributing to enhanced user experience and optimized application performance. Job Responsibilities Execute software solutions, design More ❯

Job Title: Lead Senior Specialist - Back-end .NET Developer - Fully Remote Job Overview: We are seeking a talented Lead Senior Specialist in Back-end .NET Development to join our client's dynamic Agile development team. This role is crucial in shaping strategic product modules, particularly the payroll calculation engine. The ideal candidate will possess a strong technical foundation and excellent More ❯

Overview This exciting role offers a great opportunity for a creative and talented dotnet backend developer who is looking to join a small, focused, passionate, and supportive team to help contribute to the evolution of our core B2B ordering platform and play a key role in the transition to a next-generation digital ordering experience. Reporting to the Software Development … Manager you will help us improve our back-end applications to help drive productivity and efficiency within our business, and most importantly delight our customers. As an experienced dotnet developer (Minimum 5 years) in a commercial setting, you will work as part of a focussed product team developing our core B2B ordering platform, and will be responsible for contributing to More ❯

Description Lead Developer Job Summary We are seeking a highly skilled and experienced Lead Software Developer to lead the development of scalable, high-performing full-stack applications in a secure, regulated environment. The ideal candidate will have a strong background in Oracle APEX, Java, Spring Boot, Angular, and Drools engine for workflow management. This role demands technical leadership, architectural vision More ❯

Developer (Power Platform/Intelligent Automation) Permanent Warwickshire The ideal candidate will hold an active security clearance. Job Purpose To develop, test, document, and support a wide range of new and updated software solutions that meet defined business needs, ensuring they align with enterprise and system architectures. The role includes delivering continuous improvements across existing services and infrastructure. Main Responsibilities More ❯

Hoplite Solutions is seeking a Full Stack Software Developer with strong systems, software, cloud, and Agile experience to support a complex program to provide Agile development and operations and maintenance for critical systems. Based in DevOps framework, participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation More ❯

Please review the job details below. Maxar is seeking a Web Application Developer to join our team. This is a hybrid position that is able to be filled at Bolling AFB, Arlington or Chantilly, VA. Job Duties: Designs and develops user interfaces and visualizations that support capabilities such as data discovery and query, data visualizations, link-node analysis, and object More ❯