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Software Developer Contract Jobs in Sioux Falls, SD

Senior Software Engineer

Sioux Falls, SD · On-site

$90 - $120/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Department: Technical Support Services Contract (TSSC) Relative Dynamics is a subcontractor ... The Senior Software Engineer will be employed by Relative Dynamics and assigned to work on projects ...

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Software Developer Contract information

See Sioux Falls, SD salary details

$47.8K

$111.3K

$165.1K

How much do software developer contract jobs pay per year?

As of Aug 15, 2026, the average yearly pay for software developer contract in Sioux Falls, SD is $111,271.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,500.00 and $129,300.00 per year, depending on experience, location, and employer.

What are the typical work arrangements and expectations for contract software developers?

Contract Software Developers are usually hired for specific projects or defined timeframes, which can range from several weeks to multiple months, often working remotely or on-site depending on client needs. They are expected to quickly understand project requirements, deliver code efficiently, and collaborate with both in-house teams and other contractors, maintaining flexibility to adapt to different workflows and tools. Because contract roles may not include the same onboarding experience as permanent positions, self-motivation and strong independent work habits are important. This work arrangement provides valuable exposure to various industries and technologies, often expanding a developer’s professional network and enhancing career versatility.

What are the key skills and qualifications needed to thrive as a software developer contract?

A successful Software Developer Contract requires strong programming abilities, solid knowledge of software development methodologies, and relevant project or domain expertise, often supported by a degree in computer science or a related field. Familiarity with languages like Java, Python, or JavaScript, as well as tools such as Git, Agile frameworks, and certification in areas like AWS or Scrum, is highly valued. Excellent problem-solving skills, adaptability, effective communication, and an ability to quickly integrate into new teams are crucial soft skills. These competencies enable contract developers to deliver high-quality solutions while efficiently navigating diverse projects and rapidly changing work environments.

What is a software developer contract?

A Software Developer Contract job is a temporary or project-based position where a developer is hired for a specific duration, typically through a contract agreement. Contractors may work independently, for an agency, or directly with a company to develop, test, and maintain software applications. These roles often offer flexibility but may not include benefits like health insurance or paid time off. Contract developers are usually paid hourly or per project and may work remotely or on-site depending on the employer's needs.

What are the most commonly searched types of Software Developer jobs in Sioux Falls, SD?

The most popular types of Software Developer jobs in Sioux Falls, SD are:

Infographic showing various Software Developer Contract job openings in Sioux Falls, SD as of July 2026, with employment types broken down into 61% Full Time, 11% Part Time, 11% Temporary, and 17% Contract. Highlights an 78% In-person, and 22% Remote job distribution, with an average salary of $111,271 per year, or $53.5 per hour.

Senior Software Engineer

Relative Dynamics

Sioux Falls, SD • On-site

$90 - $120/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 4 days ago


Job description

Department: Technical Support Services Contract (TSSC)

Relative Dynamics is a subcontractor supporting the U.S. Geological Survey Earth Resources Observation and Science (EROS) Center in Sioux Falls, South Dakota. The Senior Software Engineer will be employed by Relative Dynamics and assigned to work on projects in support of USGS EROS Center.

Location: Sioux Falls, South Dakota. This is a full‑time, onsite position with no remote work option.

What You'll Get to Do
  • Build mission‑critical systems used across the scientific and geospatial community
  • Take on a leadership role in modernizing high‑visibility, high‑volume Earth observation pipelines
  • Collaborate with highly skilled engineers, scientists, and stakeholders across USGS and NASA
  • Leverage and expand your expertise with modern cloud, software engineering, and geospatial technologies
  • Work in a culture that values curiosity, technical excellence, and meaningful impact
  • Lead the design, development, and implementation of complex software systems and components
  • Define and maintain high‑level architecture and technical strategies across projects
  • Collaborate closely with Systems Engineers, Software Engineers, Scientists, and project leadership to ensure alignment of requirements, design, and delivery
  • Ensure engineering practices meet enterprise standards, security requirements, and best practices
  • Drive software planning, including requirements analysis, effort estimation, and risk assessments
  • Oversee and contribute to detailed design documentation, implementation, and integration activities
  • Lead and conduct advanced software testing strategies, including automated, integration, and performance testing
  • Develop, review, and approve test plans, procedures, and verification reports
  • Submit, analyze, and manage configuration and change requests under formal CM processes
  • Conduct and lead peer reviews of designs, code, and documentation
  • Mentor junior and mid‑level developers, promoting strong engineering practices and technical growth
  • Contribute to continuous improvement of development workflows, automation, and DevSecOps practices
What You'll Need Required Experience
  • Bachelor’s degree in Computer Science, Software Engineering, or a related discipline. Master’s degree preferred.
  • 8+ years of professional software development experience
  • Proven experience designing and delivering complex, mission‑critical systems
  • Experience supporting distributed or cloud‑native architectures is strongly preferred
  • 3+ years of continuous U.S. residency to meet Government Security credential requirements
  • Ability to obtain and maintain a national agency check and background investigation for facility access
Required Skills
  • Strong leadership, communication, and technical decision‑making skills
  • Deep understanding of the Software Development Life Cycle and modern engineering practices
  • Expertise with Python and/or C/C++, with strong software design and debugging skills
  • Advanced experience with relational databases (e.g., Postgres) and database design
  • Strong understanding of version control and change management (Git)
  • Experience integrating with large‑scale data systems or processing pipelines
  • Ability to work independently while contributing effectively to a multidisciplinary team
Desired Skills
  • Experience with remote sensing, digital image/signal processing, or geospatial concepts (e.g., map projections, raster data processing)
  • Familiarity with AWS cloud services (S3, EC2, EKS, ECR, Lambda)
  • Hands‑on experience with CI/CD pipelines, DevSecOps, and Infrastructure as Code
  • Experience with containerization (Docker), orchestration (Kubernetes), or automated workflows
  • Experience with Perl, Java, or additional programming languages
  • Experience implementing AI‑assisted code generation or documentation tools
  • Background working with satellite ground systems or scientific data processing
Who You Are
  • A self‑starter who thrives in a fast‑paced environment
  • A quick learner who is always ready to gain depth of knowledge
  • A reliable worker who knows the importance of showing up when it counts
  • Accept assignments with open cooperative positive and team‑oriented attitudes
  • Able to plan and execute plans across teams
  • Effective communicator both written and verbal
What You'll Enjoy
  • Competitive wage and benefits package
  • Medical, dental, vision and life/disability insurance
  • Vacation and paid holidays
  • 401(k) with company match
  • Employee referral program
  • Community involvement investing and giving back to the community

Relative Dynamics conducts a comprehensive background check that includes drug testing. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, national origin, gender identity, sexual orientation, age, marital status, veteran status or disability status.

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