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Independent Contractor Software Developer Jobs (NOW HIRING)

Software Developer

Chantilly, VA · On-site

$100K - $220K/yr

We are seeking a on-site Software Developer to become an integral part of our team! You will be ... continuously contracted with the federal government to provide consulting services and software ...

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How much do independent contractor software developer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for independent contractor software developer in the United States is $111,845.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $130,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Independent Contractor Software Developer, and why are they important?

To thrive as an Independent Contractor Software Developer, you need strong programming skills, a solid understanding of software development principles, and relevant experience or a degree in computer science or a related field. Familiarity with version control systems like Git, cloud platforms, and proficiency in popular programming languages, along with certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate, are often beneficial. Excellent communication, time management, and problem-solving abilities set standout contractors apart, enabling effective client interaction and project delivery. These skills and qualities are crucial for producing high-quality software, meeting client expectations, and managing projects independently.

What is an Independent Contractor Software Developer?

An Independent Contractor Software Developer is a professional who designs, develops, and maintains software applications while working independently rather than as a traditional employee. They are typically hired on a contractual basis to complete specific projects or provide specialized expertise for a set duration. Independent contractors manage their own schedules, handle multiple clients, and are responsible for their own taxes and business expenses. This arrangement offers flexibility but also requires strong self-management, business skills, and a clear understanding of project requirements.

Can software developers work freelance?

Yes, software developers can work as freelancers, offering their services on a project basis rather than as full-time employees. Freelance developers typically need skills in programming languages, project management, and client communication, and often use platforms like Upwork or Freelancer to find work. This work arrangement provides flexibility but requires self-discipline and the ability to manage multiple clients and deadlines.

What engineers make $500,000?

Senior software engineers, especially those with specialized skills in areas like machine learning, cloud computing, or cybersecurity, can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. High earnings are typically associated with experience, leadership roles, and working at large tech companies or successful startups.

What engineers make $300,000 a year?

Senior software engineers, especially those with specialized skills in areas like machine learning, cloud computing, or cybersecurity, can earn $300,000 or more annually. High-level roles often require extensive experience, advanced certifications, and work in competitive industries or companies with lucrative compensation packages.

How do Independent Contractor Software Developers typically manage client communication and project expectations?

As an Independent Contractor Software Developer, clear and consistent client communication is essential to ensure project requirements, timelines, and deliverables are well understood by all parties. Contractors often use project management tools, regular status updates, and well-defined contracts to set expectations from the outset. Proactively addressing questions, setting realistic deadlines, and documenting progress help prevent misunderstandings and foster strong client relationships, which can lead to repeat business and referrals.

What is L1, L2, L3, and L4 developer?

In the context of software development, L1, L2, L3, and L4 often refer to different levels of developer experience and seniority, with L1 being entry-level and L4 representing senior or lead developers. These levels help organizations categorize skills, responsibilities, and compensation, and they may correspond to specific technical expertise, problem-solving ability, and project management skills. For an independent contractor software developer, understanding these levels can assist in positioning your skills and negotiating contracts effectively.

What is the difference between Independent Contractor Software Developer vs Freelance Software Engineer?

AspectIndependent Contractor Software DeveloperFreelance Software Engineer
CredentialsTypically requires relevant coding certifications or degreesOften has similar credentials, but not always mandatory
Work EnvironmentWorks independently, often remotely or on client sitesOperates independently, managing multiple clients or projects
Employer/Industry UsageHired directly by companies or through agencies for specific projectsHired directly by clients or through platforms for project-based work
Search/Comparison IntentOften compared based on project scope, independence, and contractual termsCompared for flexibility, project variety, and client interaction

Both roles involve independent work in software development, requiring similar skills and credentials. The main difference lies in terminology and slight variations in work setup, but they are often used interchangeably in the industry.

What cities are hiring for Independent Contractor Software Developer jobs? Cities with the most Independent Contractor Software Developer job openings:
What are the most commonly searched types of Software Developer jobs? The most popular types of Software Developer jobs are:
What states have the most Independent Contractor Software Developer jobs? States with the most job openings for Independent Contractor Software Developer jobs include:
Software Developer III (Contractor)

Software Developer III (Contractor)

RE/SPEC Inc.

Austin, TX • On-site

Contractor

Posted 22 days ago


Job description

Company Description
Big challenges need bold thinkers.
If you're someone who sees problems as opportunities, you'll thrive here. RESPEC is 100% employee-owned, which means we take ownership of every challenge. Here, your ideas drive real solutions. Since 1969, we've tackled complex challenges in energy transition, infrastructure resilience, digital transformation, and sustainability.
At RESPEC, you'll work alongside clients to take on critical problems. Depending on your expertise, you might design infrastructure in remote locations, develop renewable energy solutions for global projects, or apply data-driven technology to improve mining and water systems.
We bring deep technical knowledge, real-world experience, and a commitment to work that matters. If you're looking for a place where your contributions have real impact, you'll fit right in.
We do not accept unsolicited resumes from third-party recruiters.
Job Description
RESPEC is seeking an experienced Software Developer III to support one of our Texas state agency clients on a critical legacy modernization initiative. This role will be embedded with the agency's Division of Workers' Compensation (DWC) and will focus on migrating data and applications from a Natural/ADABAS environment to modern Oracle infrastructure, working as part of a collaborative Agile Scrum team.
Responsibilities:
  • Assess user requirements and user stories, translating them into technical tasks and development scripts
  • Identify data elements in a Natural/ADABAS application and establish new table structures in Oracle 19c
  • Write and execute data migration scripts to move data to new tables
  • Support, patch, and upgrade Natural programming language, ADABAS database, and CONNX software
  • Develop Oracle database views for use in Tableau to support agency business intelligence needs
  • Collaborate closely with application architects, developers, and database administrators
  • Participate in Agile Scrum ceremonies including sprint planning, standups, and retrospectives
  • Estimate and size tasks for sprint development
  • Write comprehensive technical and user documentation
  • Present work and findings to business owners and project stakeholders

Qualifications
Required:
  • 8+ years of experience as a software developer on application development projects (enhancements and ground-up)
  • 8+ years coding with:
    • Natural 8.3 & ADABAS 6.5
    • Attachmate EXTRA!
    • Unix AIX 7.2
    • Cronus Espbatch Job Scheduler
    • SCL (JCL) System Control Language
    • Oracle 12c or 19c & SQL
    • SVN or equivalent version control
  • 8+ years supporting, patching, and upgrading Natural, ADABAS, and CONNX software
  • 8+ years eliciting requirements from end users and forming epics/user stories
  • 8+ years following requirements end-to-end to ensure proper delivery
  • 8+ years writing technical documentation and testing applications
  • 3+ years working on an Agile Scrum team as a software developer
  • 3+ years using Microsoft Teams or similar collaboration tools
  • 3+ years estimating and sizing tasks for sprint development

Preferred Qualifications
  • 4+ years writing user documentation
  • 4+ years experience with NearStar print management and EntireX by SoftwareAG
  • 4+ years working on Java applications

Work Environment
  • On-site, 5 days per week at client headquarters in Austin, TX
  • Standard hours: Monday - Friday, 8:00 AM - 5:00 PM CT
  • Occasional evening, weekend, or holiday work may be required for production cutovers (pre-approved and compensated at the quoted hourly rate)
  • All travel, parking, and living expenses are the responsibility of the contractor

Additional Requirements
  • Must be available for an in-person interview at the client site in Austin, TX
  • Must be able to accept delivery of a client-issued laptop in person
  • Must pass a criminal background check as authorized by Texas law
  • Must not be listed on federal debarment/EPLS or OFAC prohibited vendor lists
  • All work products are considered "works made for hire" and are the property of the client agency

Additional Information
All your information will be kept confidential according to EEO guidelines.
All your information will be kept confidential according to EEO guidelines.