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Contract Senior Software Developer Jobs (NOW HIRING)

SOSi

Senior Software Developer

Miami, FL · On-site

$52.25 - $68.75/hr

This position is contingent upon award of contract. The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable ...

SOSi

Senior Software Developer

Doral, FL

$50.50 - $66.50/hr

This position is contingent upon award of contract** The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable ...

SOSi

Senior Software Developer

Doral, FL · On-site

$50.50 - $66.50/hr

This position is contingent upon award of contract** The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable ...

SOSi

Senior Software Developer

Doral, FL · On-site

$50.50 - $66.50/hr

This position is contingent upon award of contract** The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable ...

Genesis10

Senior Software Developer

Plano, TX · On-site

$58.26 - $66.26/hr

Senior Software Developer Genesis10 is currently seeking a Senior Software Developer for a contract position with a Global Financial Institution located in Jersey City, NJ or Plano, TX. This is a 12 ...

IGNITE

SENIOR SOFTWARE DEVELOPER

Huntsville, AL · On-site

$53.75 - $71/hr

Job Title SENIOR SOFTWARE DEVELOPER Location Huntsville, AL US (Primary) Category Engineering Job ... Contingent upon contract award. Job Requirements Key Responsibilities: • Lead software design and ...

SOS International LLC

Senior Software Developer

Miami, FL · On-site

$52.25 - $68.75/hr

This position is contingent upon award of contract The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable ...

DevSelect

Senior Software Engineer II (.NET Core)

Redmond, WA

$137.20K - $180.90K/yr

Redmond, WA Openings: 2 Type: Long-Term Contract Senior Software Engineer (.NET Core) Are you impassioned about cloud computing and love the challenge of solving complex technical problems? Come join ...

Odyssey Systems

Senior Software Developer

Tampa, FL · On-site

$49.50 - $65.50/hr

Senior Software Developer Job Locations US-FL-Tampa | US-VA-Fort Belvoir ID 2026-7518 Category ... Contingent upon contract award*** Responsibilities Duties include, but not limited to: Lead the ...

Odyssey Systems

Senior Software Developer

Fort Belvoir, VA · On-site

$61.75 - $81.50/hr

Senior Software Developer Job Locations US-FL-Tampa | US-VA-Fort Belvoir ID 2026-7518 Category ... Contingent upon contract award*** Responsibilities Duties include, but not limited to: Lead the ...

Top Engineer

Senior Software Developer

Tucson, AZ · On-site

$160K - $260K/yr

Senior Software Developer Step into a high-impact Senior Software Developer opportunity with a confidential client, where you will help drive meaningful results across Aerospace / Defense. This role ...

ARA

Senior Software Developer

Fort Belvoir, VA · On-site

$61.75 - $81.50/hr

The Senior Software Developer supports the design, development, and delivery of data analysis tools ... contract expected in January 2027. Required Qualifications: * Must be a US citizen. * Active and ...

Navstar

Senior Software Developer

Fort Belvoir, VA · On-site

$61.75 - $81.50/hr

Senior Software Developer Odyssey Systems is seeking a Senior Software Developer to support ... Contingent upon contract award*** Responsibilities Duties include, but not limited to: * Lead the ...

New

ARA Brand

Senior Software Developer

Fort Belvoir, VA · On-site

$61.75 - $81.50/hr

Senior Software Developer The Capabilities, Analysis and Development (CAD) division of Applied ... contract expected in January 2027. Required Qualifications: * Must be a US citizen. * Active and ...

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How much do contract senior software developer jobs pay per hour?

As of May 28, 2026, the average hourly pay for contract senior software developer in the United States is $61.73, according to ZipRecruiter salary data. Most workers in this role earn between $52.40 and $69.23 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Contract Senior Software Developer, and why are they important?

To thrive as a Contract Senior Software Developer, you need advanced programming expertise, a strong understanding of software architecture, and several years of professional development experience, often supported by a relevant degree. Proficiency with major programming languages, frameworks, version control systems like Git, and familiarity with cloud platforms or DevOps tools is typically required. Strong problem-solving, communication, and time-management skills help you deliver quality solutions while collaborating remotely or with cross-functional teams. These skills are important to ensure you can quickly adapt to new projects, meet client expectations, and maintain high standards in fast-paced, dynamic environments.

What are some common challenges faced by Contract Senior Software Developers when joining a new team or project?

Contract Senior Software Developers often face challenges such as quickly adapting to unfamiliar codebases, understanding existing workflows, and integrating with established teams. Since contracts are typically time-bound, there is pressure to deliver results swiftly while aligning with the client's standards and expectations. Effective communication and proactive knowledge transfer are essential to overcome these hurdles and ensure a smooth onboarding process, allowing you to make a meaningful impact from the outset.

What is a Contract Senior Software Developer?

A Contract Senior Software Developer is an experienced software engineer who is hired on a temporary or project-specific basis rather than as a permanent employee. They are responsible for designing, developing, testing, and maintaining software applications, often taking a leadership role within development teams. Contract Senior Software Developers typically bring a high level of expertise and may mentor junior staff or guide architectural decisions. Their contracts can range from a few months to over a year, depending on project needs. This arrangement offers flexibility for both the developer and the hiring company.

What is the difference between Contract Senior Software Developer vs Contract Software Engineer?

AspectContract Senior Software DeveloperContract Software Engineer
CredentialsTypically requires 5+ years of experience, relevant degrees, and possibly certifications like Scrum or AgileSimilar credentials, often with 3+ years of experience and relevant technical certifications
Work EnvironmentOften in project-based, client-facing roles with leadership responsibilitiesPrimarily focused on coding, testing, and technical implementation within teams
Employer & Industry UsageUsed across tech firms, consulting agencies, and startups for senior-level projectsCommon in software development companies, tech departments, and consulting firms

The main difference is that Contract Senior Software Developers typically have more experience and leadership responsibilities, whereas Contract Software Engineers focus on technical execution. Both roles require strong coding skills and industry experience, but the senior role often involves guiding projects and mentoring junior staff.

What cities are hiring for Contract Senior Software Developer jobs? Cities with the most Contract Senior Software Developer job openings:
What are the most commonly searched types of Senior Software Developer jobs? The most popular types of Senior Software Developer jobs are:
What states have the most Contract Senior Software Developer jobs? States with the most job openings for Contract Senior Software Developer jobs include:
Contract Senior Software Developer jobs near you

Senior Software Developer

SOSi

Miami, FL • On-site

$52.25 - $68.75/hr

Other

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

Job description

Senior Software Developer

Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Job Description

This position is contingent upon award of contract. The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable seamless information sharing, data integration, and mission-driven analytics across DoD, IC, interagency, and international partners. The Senior Software Developer designs and delivers user-focused software leveraging JavaScript, modern frameworks, geospatial technologies, and emerging analytics to operationalize data, enhance interoperability, and support the Command's transition to a distributed, ontology-enabled intelligence ecosystem.

Essential Job Duties

  • Use JavaScript applications that follow industry-standard design patterns, development methodologies, and deployment models.
  • Solve and articulate complex problems through application design, product development, and use experiences.
  • Develop software used by people who are not software developers.
  • Collaborate with other programmers and developers to ensure progress.
  • Leverage the knowledge of peers to better understand trend and technology adoption patterns.
  • Evolve your language skills in JavaScript by staying current with complementary programming languages, development methodologies, user interface design techniques, and database tools.
Qualifications
  • Current TS/SCI with the ability to obtain CI Poly.
  • Bachelor's degree in Computer Sciences or at least five (5) years of front-end development experience.
  • Fluency of JavaScript, HTML5, CSS3, Node JS, and AI/ML.
  • Experience with Python, Grunt, Node, AngularJS, ArangoDB, SQL, SQL Server, PostgreSQL, ArangoDB, RDBMS.
  • Working knowledge of Elastic, Dgraph, ArangoDB, SQL Server, PostgreSQL.
  • Working knowledge of Esri ArcGIS Enterprise systems.
Additional Information

Work Environment

  • Normal office conditions
  • The work to be performed under this contract will be performed onsite at USSOUTHCOM Headquarters.

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

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