Application Developer - Mid
$63.3k - $129.7kCACI International
Job Title: Application Developer - Mid Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US Anticipated Posting End: 9/1/2026 The Opportunity: Build mission-critical GEOINT applications on a fast-paced Agile team supporting the National Geospatial-Intelligence Agency (NGA). Develop modern web-based software that enables intelligence analysis and mission execution. Work across the full stack — from user-facing features to data services — in a cloud-native environment. Sharpen your skills alongside senior developers, architects, and mission stakeholders. Responsibilities: Design, develop, test, and maintain web application features using Java and/or Python. Implement and consume RESTful APIs and service integrations. Develop and enhance GIS-enabled application capabilities and services. Work with relational and non-relational databases to manage structured and unstructured data. Participate in code reviews, unit testing, debugging, and integration activities. Apply secure coding practices throughout the development lifecycle. Deliver within sprint cycles as part of a cross-functional Agile team. Qualifications: Required: Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline (equivalent experience accepted). 4+ years of professional software development experience. Proficiency developing in Java, Python, or both. Experience with modern web application frameworks and development practices. Working knowledge of relational databases and data modeling. Familiarity with Git-based workflows and Agile development practices. Security Clearance (TS/SCI) with willingness to undergo polygraph examination. Desired: Experience with GIS technologies (ArcGIS, GeoServer, OpenLayers, Cesium, or similar). Familiarity with containerization, cloud, or DevSecOps tooling. Experience operating within SAFe or Agile delivery frameworks. - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $63,300-$129,700 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic. Click on Search Jobs to find and apply to CACI openings.
$69.1k - $141.5k
Job Title: Systems Integrator - Mid Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with... ...and operational systems. Get hands-on across the full stack — applications, data, and infrastructure — in a mission-critical setting. Grow...SuggestedFull timeContract workWork experience placementFlexible hours- Pioneering Evolution LLC. seeks a Mid-Level Full-Stack Developer to build secure backend services for its federal software platform in Arlington,... ...include paid time off, medical insurance, and a 401(k) plan. Applicants must have U.S. Citizenship and active Secret Clearance....Suggested
- ...Join the Nalley Consulting team as an Application Developer in Washington, D.C. Position: Application Developer LCAT: Mid and Senior Location: DIA HQ, Washington, D.C. Type: Hybrid, with approximately 2 days per week onsite. Required clearance: TS/SCI...SuggestedFull timeTemporary workFlexible hours2 days per week
- Overview JST is currently seeking a Mid-Level Salesforce Developer to join our team. The Salesforce Developer will build and enhance Salesforce capabilities... ...JST is a proud equal opportunity employer. All qualified applicants will be considered for employment without attention to...SuggestedFull timeRemote work
- If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Mid-Level Full-Stack Developer (.NET/Angular) Full Time Arlington, VA, US 7 days ago Requisition ID: 1026 POSITION...SuggestedFull timeTemporary work
- Hive Group, LLC is seeking a Mid-Level Web Developer to support GSA AAS, delivering polished front-end experiences and governance across a portfolio of internal tools and dashboards. You will collaborate with data and engineering teams to translate user needs into accessible...Work at office
$90k - $180k
...Mid-Level Software Engineer Location US-VA-Fairfax ID 2026... ...Software Engineer, you will be responsible for developing, implementing, and applying machine... ...address complex challenges within defense applications. You will collaborate closely with cross...Full timeWork at officeLocal area$100k - $150k
...team! We are seeking an experienced Mid-Level Software Engineer (SEG2) to support... ...Software Engineers research, design, and develop computer and network software or specialized... .... Maintain databases within an application area. Required Qualifications, Skills...Contract workTemporary workFor contractorsFor subcontractorWork at officeLocal areaRemote workFlexible hours- ...Key Responsibilities Design, develop, and maintain software applications and components Collaborate in Agile ceremonies (sprint planning, stand‑ups, reviews) Implement user stories aligned with business and technical requirements Write clean, efficient, and maintainable...
- ...Mid-Level Developer Savvee Inc. is seeking a Mid-Level Developer to support our federal client in a hybrid environment located in Washington... ...will support development, enhancement, and maintenance of application solutions for the client's platform. The candidate will be...Full timeLocal area
- ...team supporting national defense operations. We are seeking a Mid-Level Developer skilled in offensive capability development for Windows... ...Conduct testing, debugging, and performance tuning for C/C# applications and BOFs. Collaborate with operators to analyze and...
$62k - $141k
...Job Number: R0238557 DevOps Engineer, Mid The Opportunity : As a DevOps engineer... ...clients' challenges. Whether helping to develop, deploy, or manage IT infrastructures for... ...container orchestrationand application containerization using Kubernetes and Docker...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Mid-Level Java Engineer (ONSITE INTERVIEWS) Sterling, VA LOOKING FOR SEASONED BACK-END JAVA DEVELOPER FACE TO FACE INTERVIEW ONLY LOCAL TO VA... Desired Skills ~ Bachelor's degree in Computer Science or a related field ~8+ years of work experience...Work experience placementLocal area
$63.3k - $129.7k
Job Title: Mid Security Information Assurance Engineer Job Category: Information Technology... ...and implement security controls across applications, platforms, and infrastructure in... ...ISSMs and assessors. Analyze findings, develop mitigation strategies, and maintain POA&...Full timeContract workWork experience placementFlexible hours- ...Client: Media Mid Level React UI Developer Location: (Hybrid DC Metro) Our client, a global media and entertainment company is seeking a UI Engineer (react) for a consulting position with our global media and entertainment client. Preferably...Live inWork at office
$86.8k - $198k
...Job Number: R0236171 Cloud Developer, Mid The Opportunity Doing DevSecOps well means development and automation. Making tasks repeatable... ...as Code (IAC), scripting, and sometimes writing applications. Our cloud service broker team is looking for a developer with...Contract workLocal area- ...Mid Data Engineer Prescient Edge is seeking a Mid Data Engineer to support a federal government client. Benefits: At Prescient... ...community. Prescient Edge is an Equal Opportunity Employer (EEO). All applicants will receive consideration for employment without regard to...
- A cybersecurity organization is looking for a Mid-Level Vulnerability Researcher in Arlington, VA. The candidate will analyze and counter malicious software and develop critical cyber capabilities. Required qualifications include expertise in reverse engineering, assembly...Full time
- ...Python Developer Connect Talent Solutions is a fast growing, innovative staffing firm offering direct placement, contract and contract... ...specialists to incorporate new features and scale the application over time. Job Responsibilities: Coordinate with the database...Contract workWork experience placement
- ...for systems, services, and capabilities developed using traditional and agile methods. Interface... ...detailed system definition, systems and applications interfaces (point-to-point and APIs),... ...Systems, or a related STEM discipline. Mid-level experience in Configuration and...Contract workTemporary work
- ...Support Services LLC, a Tyto Athene company, is searching for a Mid-Level Platform Engineer to join our growing team. You will... ...issues across the entire Kubernetes stack, from infrastructure to application-level problems. CI/CD Tooling: Hands-on experience with...Worldwide
$87.1k - $157.45k
...world impact? Leidos is seeking a talented Mid-Level Full Stack Software Engineer to... ...customer. In this role, you’ll design, develop, and deliver modern software solutions that... ...microservices, APIs, and web-based applications that support GEOINT data access, visualization...Full timeContract work- ...Full Time Title SAP Training Specialist (Mid) - U.S. Citizenship Required Category... ...with mission training objectives. Plan, develop, and deliver training materials as scheduled... ...Opportunity Statement Qualified applicants will receive consideration for employment...Permanent employmentFull timeWork at officeLocal area2 days per week
$98.72k - $123.4k
A healthcare solutions provider is seeking a mid-level Data Engineer to design and maintain scalable data pipelines, ensuring efficient data flow and integration. The ideal candidate will have a strong background in healthcare data, programming in Python, and proficiency...$90k - $100k
Jr-Mid Big Data Engineer - 1-3 years Hadoop, Pig, Hive, Java Perm Role $90,000-$100,000 FUN and EXCITING culture!!!!!!!!!!! Requirements Proven experience and knowledge of Hadoop and related technologies like Hive, Pig, Spark, etc. Existing DevOps skills, or a strong...Permanent employmentLocal area- ...Application Developer Job Locations US-VA-Arlington ID 2025-4258 Category Defense Type Full Time Overview Amyx is seeking to hire a Sr Application Developer to support our Army client at the Pentagon. Responsibilities...Full timeTemporary workFor contractorsFlexible hours
- ...DTC Global Services, LLC is seeking a skilled and detail-oriented Application Developer to support the design, development, and maintenance of PRISM and related enterprise applications. The Application Developer will play a key role in delivering high-quality technical...
- ...Contract personnel perform investigations to characterize of the severity of breaches, develop mitigation plans, and assist with the restoration of services. They are seeking an Applications Developer to support this critical customer mission. Responsibilities...Contract workImmediate startRemote work
- ...Applications Developer Washington, District of Columbia, United States Information Management Technology Division (IMTD) provides software development, operations and maintenance of a variety of systems and initiatives supporting IMS business areas. IMTD focuses...Local areaRemote work
- ...Application Developer BlueWater Federal is looking for an Application Developer to support Dept of the Navy at the Pentagon. Responsibilities Serve as principal web-based developer and provide primary design and functionality enhancements. Provide webmaster...For contractors
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Application Developer - Mid. Be the first to apply!
- director enterprise applications Springfield, VA
- application security lead Springfield, VA
- application team lead Springfield, VA
- oracle apps technical consultant Springfield, VA
- cash app Springfield, VA
- cash applications coordinator Springfield, VA
- app Springfield, VA
- now accepting applications Springfield, VA
- senior application security Springfield, VA
- app support Springfield, VA

