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Contractual Api Developer Jobs (NOW HIRING)

AAMC

API Product Manager

Washington, DC · On-site +1

Define requirements for modern developer resources that simplify how external teams interact with ... contractual agreements. What you will bring to the role Required Qualifications: * Minimum ...

Steampunk

Integration Engineer

Mclean, VA · On-site

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

Steampunk

Integration Engineer

Mclean, VA

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

Steampunk

Integration Engineer

Mclean, VA · On-site

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

Steampunk

Integration Engineer

Mclean, VA · On-site +1

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

Steampunk

Integration Engineer

Mclean, VA · On-site +1

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

Steampunk

Integration Engineer

Mclean, VA · On-site

$100K - $160K/yr

Minimum 2 years of experience as a REST API Developer - designing, creating, and supporting complex ... limited to geographic location, contractual requirements, education, knowledge, skills ...

GDIT

CDAO Advana - API Specialist

Washington, DC · On-site +1

$128K - $173K/yr

Develops developer portals, technical documentation, interface contracts, onboarding guides, and ... Rather, salary will be set based on experience, geographic location and possibly contractual ...

VTG

Software Developer (Mid)

Riverdale, MD · Hybrid

$110K - $150K/yr

API Development: Experience designing, implementing, and maintaining APIs * DevSecOps: Working ... include contractual requirements which may cause an offer to fall outside of this range ...

Koch

DevOps Prime

Wichita, KS · On-site

$47.25 - $64.75/hr

... RBM, including API Gateway, RDS, Lambda, QuickSight, Synthetics, and supporting services. • ... contractual SLAs GCH owes CTIA and other partners. • Lead infrastructure-related incident ...

Koch

DevOps Prime

Washington, DC · On-site

$59.50 - $81.50/hr

... RBM, including API Gateway, RDS, Lambda, QuickSight, Synthetics, and supporting services. • ... contractual SLAs GCH owes CTIA and other partners. • Lead infrastructure-related incident ...

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Contractual Api Developer information

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How much do contractual api developer jobs pay per hour?

As of Jul 9, 2026, the average hourly pay for contractual api developer in the United States is $59.89, according to ZipRecruiter salary data. Most workers in this role earn between $54.57 and $67.31 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Contractual API Developer, and why are they important?

To thrive as a Contractual API Developer, you need strong programming skills in languages such as JavaScript, Python, or Java, along with a solid understanding of API design principles and RESTful architecture. Familiarity with API management tools, documentation platforms like Swagger/OpenAPI, and version control systems such as Git is typically required. Excellent problem-solving, communication, and time management skills help you collaborate with clients and deliver solutions efficiently on project-based timelines. These skills ensure you can build secure, scalable APIs and meet diverse client requirements within contractual constraints.

What are some common challenges faced by contractual API developers, and how can they be managed effectively?

Contractual API developers often face challenges such as quickly adapting to unfamiliar codebases, aligning with the client's existing development standards, and ensuring smooth communication with in-house teams. Managing these challenges requires strong documentation practices, proactive communication, and a clear understanding of project requirements before development begins. Staying organized and setting regular check-ins with stakeholders can help address issues early and keep the project on track.

What are Contractual API Developers?

Contractual API Developers are professionals hired on a contract basis to design, build, and maintain Application Programming Interfaces (APIs) for organizations. They typically work for a specified period or project, rather than as full-time employees. These developers ensure that APIs function correctly, are secure, and meet business requirements, enabling different software systems to communicate efficiently. Contractual API Developers are often brought in for specialized expertise or to handle increased workloads during specific projects.
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Contractual Api Developer jobs near you
Infographic showing various Contractual Api Developer job openings in the United States as of July 2026, with employment types broken down into 91% Full Time, 3% Part Time, and 6% Contract. Highlights an 77% Physical, 4% Hybrid, and 19% Remote job distribution, with an average salary of $124,567 per year, or $59.9 per hour.
Full Stack API Developer- TS/SCI with Polygraph

Full Stack API Developer- TS/SCI with Polygraph

General Dynamics Information Technology

Chantilly, VA • On-site

$187K - $253K/yr

Full-time

Medical, Retirement, PTO

This job post has expired today. Applications are no longer accepted.

General Dynamics Information Technology rating

7.8

Company rating: 7.8 out of 10

Based on 63 frontline employees who took The Breakroom Quiz

70th of 208 rated it services

Job description

REQ#: RQ220531Public Trust: None Requisition Type: Regular Your Impact

Own your opportunity to serve as a critical component of our nations safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Deliver simple solutions to complex problems as an Full Stack API Developer at GDIT. Here, youll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, youll make the end users experience your priority and well make your career growth ours.
At GDIT, people are our differentiator. As a Full Stack API Developer you will help ensure today is safe and tomorrow is smarter. Our work depends on Full Stack API Developer joining our team.

WHAT YOULL NEED TO SUCCEED:

  • Education: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experience.
  • Experience: 15+ years of related
  • Required technical skills:
  • Handson experience using JIRA to support Agile development workflows.
    Proven success working on multidisciplinary application development teams.
  • Strong Full Stack Java development background.
  • Practical experience with the following technologies: Java, Spring Boot, Mongo, AWS services, JavaScript/TypeScript, Angular, and REST.
  • Experience using ArangoDB.
  • Security Clearance Level: TS/SCI with Polygraph
  • Desired skills:
  • Experience supporting missionfocused cyber operations applications.
  • Exposure to technologies such as Elasticsearch and OAuth 2.0 (collectively across the team)
  • Experience evolving data models to incorporate graph databases and linkanalysis structures
  • Ability to build linkanalysis visualizations for use in an application user interface
  • Strength in translating user requirements into full endtoend designs for applications and databases, including systems with multiple integration points
  • Location: Chantilly, VA, On Customer Site
  • US Citizenship Required


GDIT IS YOUR PLACE:

  • 401K with company match
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting-edge technology you can learn from
  • Rest and recharge with paid vacation and holidays

#OpportunityOwned
#GDITCareers
#WeAreGDIT
#JET
#GDITEnhanced2026
#VA_2026Alumni

Work Requirements
Years of Experience

15 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification
Travel Required

Less than 10%

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $187,000 - $253,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

Our Identity Verification Process

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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About General Dynamics Information Technology

Sourced by ZipRecruiter

GDIT is a global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense, and intelligence community. Its 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. The company operates across 50+ countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber, and application development.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

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