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Senior Software Engineer Contract Jobs (NOW HIRING)

Senior Software Engineer

New York, NY

$134K - $176K/yr

Senior Software Engineer About PHIflow PHIflow is a data and technology company combining ... Named to The National Law Journal's List of Emerging Legal Technologies in 2020, PHIflow's contract ...

Senior Software Engineer

Mclean, VA · On-site

$102.20 - $189.80/hr

## Senior Software EngineerApplyremote type: Remotelocations: United States of America, McLean ... Outside of contract work, TRSS Software Engineers contribute to internal innovation by ...

Sr Software Engineer

Saint Louis, MO · On-site

$116K - $153K/yr

Job#: 3046691 Senior Software Engineer (Contract) Location: St. Louis, MO preferred (hybrid, 4 days onsite). Remote candidates may be considered based on experience. Duration: 12-18 months with ...

Sr. Software Engineer

Indianapolis, IN · On-site +1

$117K - $154K/yr

SOSi is seeking an experienced Senior Software Engineer to support a mission-critical federal ... May be requested to work evenings and weekends to meet program and contract needs Working at SOSi ...

Sr. Software Engineer

Indianapolis, IN · On-site

$117K - $154K/yr

SOSi is seeking an experienced Senior Software Engineer to support a mission-critical federal ... May be requested to work evenings and weekends to meet program and contract needs Working at SOSi ...

Sr. Software Engineer

Indianapolis, IN · On-site +1

$117K - $154K/yr

SOSi is seeking an experienced Senior Software Engineer to support a mission-critical federal ... May be requested to work evenings and weekends to meet program and contract needs Working at SOSi ...

Senior Software Engineer I

Birmingham, MI · On-site

$116K - $154K/yr

The Senior Software Engineer designs, develops, and delivers complex features and services within ... Ensure JSON and XML data contracts, schemas, and integrations are well designed, documented, and ...

Senior Software Engineer I

Rochester, MI · On-site

$112K - $148K/yr

The Senior Software Engineer designs, develops, and delivers complex features and services within ... Ensure JSON and XML data contracts, schemas, and integrations are well designed, documented, and ...

$140K - $170K/yr

Join Proven as a Senior Software Engineer and experience the thrill of working in a dynamic, fully remote but fully engaged environment. You will be part of a passionate team dedicated to crafting ...

Senior Software Engineer

Mclean, VA · On-site

$123K - $163K/yr

Outside of contract work, TRSS Software Engineers contribute to internal innovation by ... As a Senior Software Engineer , you will also contribute to a variety of areas including: * Leading ...

Senior Software Engineer

Jersey City, NJ · On-site

$127K - $168K/yr

Senior Software Engineer Location : Jersey City, NJ Duration : 6-12 month contract Need 9+ Years of EXP Candidates Visa & Passport Number Mandatory For H1B Software packaging, deploying, code ...

Senior Software Engineer

Mclean, VA · On-site +1

$123K - $163K/yr

Outside of contract work, TRSS Software Engineers contribute to internal innovation by ... As a Senior Software Engineer , you will also contribute to a variety of areas including: * Leading ...

Senior Software Engineer

Bellevue, WA · On-site

$77.14 - $130.87/hr

Senior Software Engineer Protingent Staffing has an exciting contract Senior Software Engineer opportunity. Responsibilities * Design, implement, document, and test software based on formally defined ...

Senior Software Engineer

Irvine, CA · On-site

$129K - $171K/yr

They are seeking a Senior Software Engineer to maintain and enhance software that supports state estimation and virtual metering for complex electrical networks, as well as develop REST APIs and ...

Showing results 21-40

Senior Software Engineer Contract information

See salary details

$75.5K

$143.3K

$192K

How much do senior software engineer contract jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior software engineer contract in the United States is $143,292.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,500.00 and $161,500.00 per year, depending on experience, location, and employer.

What is a senior software engineer contract?

A Senior Software Engineer Contract refers to a temporary employment agreement where an experienced software engineer is hired for a specific period or project rather than as a permanent employee. These professionals bring advanced technical skills and leadership to design, develop, and maintain complex software systems. Contract roles often focus on delivering specialized expertise, meeting project deadlines, and providing mentorship to junior team members. Compensation and benefits may differ from full-time positions, and contracts can range from a few months to a year or more depending on the project's scope.

What are senior software engineer contract jobs?

Senior software engineer contract jobs involve working on software engineering projects on a temporary contract basis. Your duties and responsibilities in this career vary depending on the needs of each client. In general, you utilize your coding skills and computer program knowledge to create software, applications, or operating systems. You typically work with a software company or information technology organization. As a contractor, you work with clients to assess their needs and create or update software or systems to meet the needs of each client.

What are the key skills and qualifications needed to thrive as a senior software engineer on a contract basis, and why are they important?

To thrive as a Senior Software Engineer on contract, you need advanced programming skills, a strong understanding of software architecture, and several years of experience, often supported by a relevant degree or certifications. Proficiency with development tools like Git, CI/CD systems, cloud platforms (AWS, Azure, or Google Cloud), and familiarity with Agile methodologies are typically expected. Outstanding problem-solving abilities, effective communication, and adaptability are crucial soft skills for collaborating with diverse teams and adjusting to new projects quickly. These skills and qualities enable contract engineers to deliver high-quality solutions efficiently, integrate smoothly into client environments, and meet project goals within tight timelines.

What are the typical challenges faced by senior software engineers working on contract assignments?

Senior Software Engineers on contract often navigate challenges such as quickly acclimating to new codebases and team cultures, managing time effectively across multiple projects, and balancing client expectations with technical feasibility. Since contracts are temporary, there may be less onboarding support and less time to build deep relationships with permanent team members, making communication skills especially important. However, this environment also allows for exposure to diverse technologies and problem-solving scenarios, which can significantly enhance your expertise and professional network.

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

AspectSenior Software Engineer ContractSoftware Engineer
CredentialsBachelor's degree in CS or related field, experience, possibly certificationsBachelor's degree in CS or related field, entry to mid-level experience
Work EnvironmentProject-based, temporary contracts, often freelance or consultingFull-time employment, ongoing projects within companies
Employer & Industry UsageTech firms, startups, consulting agenciesTech companies, software development firms, startups
Search & Comparison IntentLooking for contract roles, freelance opportunities, project-based workSeeking permanent positions, career growth, or full-time roles

The main difference between a Senior Software Engineer Contract and a Software Engineer lies in employment type and work setup. Contract roles are temporary, project-focused, and often freelance, while Software Engineers typically work full-time within a company. Both roles require similar technical skills and credentials, but their work arrangements and career paths differ.

What cities are hiring for Senior Software Engineer Contract jobs?

Cities with the most Senior Software Engineer Contract job openings:

What are the most commonly searched types of Senior Software Engineer jobs?

The most popular types of Senior Software Engineer jobs are:

What states have the most Senior Software Engineer Contract jobs?

States with the most job openings for Senior Software Engineer Contract jobs include:

Infographic showing various Senior Software Engineer Contract job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 8% Part Time, and 4% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $143,292 per year, or $68.9 per hour.

Senior Software Engineer

PHIflow, LLC

New York, NY

$134K - $176K/yr

Full-time

Re-posted yesterday


Job description

Job Title: Senior Software Engineer

 

About PHIflow

PHIflow is a data and technology company combining artificial intelligence (AI) and healthcare regulatory expertise to accelerate contract review processes for healthcare organizations. Named to The National Law Journal's List of Emerging Legal Technologies in 2020, PHIflow's contract analytics platform brings an AI-driven approach to the review and categorization of critical, often time sensitive contract information driven by legal, compliance, privacy and information security initiatives.  We're looking for energetic and resourceful team members to help shape our company's culture and join us on our exciting journey.

 

Essence of the Role

PHIflow is looking to hire a hands-on, experienced Senior Software Engineer with a leadership mindset to lead our engineering team.  Reporting to the CTO, you will lead a group of engineers (senior, junior and intern) and are also willing to work hands-on with coding efforts.  You will make sure that everyone in engineering has the skills, direction and information needed build and enhance great products.  You will work to build a diverse team and inclusive culture that brings out the best in everyone.  

 

Experience

This role is best suited for someone with at least 5 years of full-stack engineering experience; someone who started as an engineer and worked towards leading an engineering team.

      Gets-Things-Done Engineering Background: You have a full-stack engineering background working with C# .NET Core, ASP.NET Core for Razor Views and WebAPI, SignalR, SQL, Bootstrap, Vue.js, PouchDB, RxJS, and Azure services.  You've worked at a start-up or in a fast-moving product organization.  You know how to take on big projects and get them done.

      Management Experience: You have spent most of your career as an expert in coding, have been promoted to a manager-role and would like to further develop your managerial skills. You value coaching, mentoring and developing the people on your team.You are both an empathetic manager and a proven team builder.

      Cross-functional Product Experience: You have experience working with cross-functional teams from product management, design, marketing, sales, customer support, etc and know how to collaborate with non-technical teams to get critical products and enhancements out the door.

       Collaborative and Inclusive: You are passionate about creating an inclusive and collaborative culture.  You are skilled at helping translate between engineering and other teams and comfortable working across the entire organization. 

Responsibilities

We have a talented engineering team and looking for a strong coder who is also interested in managing.  You will lead the engineers and as the team grows your programming responsibilities will shift more towards managing. You'll be responsible for the engineering team's success by leading engineering efforts, enforcing the best engineering practices and being a resource in resolving issues as they arise. You will provide significant value to recruiting initiatives and be a proactive communicator to aid in the company's overall workflow. You'll directly manage and mentor the team of engineers and interns, and grow the team as needed.

  • Ensure engineers are following high code quality processes. Develop training/onboarding program for everyone that needs it. 
  • Guide the engineering team to deliver great work. Make sure we have the right people working on projects, that engineering specs and schedules are sound, and that we are on track to meet our goals.
  • Improve reliability & consistency by improving internal engineering processes and tools. Work with adjacent teams like Product Management, Marketing, and Customer Support to improve communication and processes between teams.
  • Advocate for your team and ensure they have everything they need to do their jobs.  Ensure engineer morale is at an all-time high.

Why this Role is Compelling

As a startup, all PHIflow team members wear many hats.  We expect that the Senior Software Engineer will as well.  This role offers the chance to take part in a very unique and innovative entrepreneurial journey.  We are building a diverse team to help us on our mission, where each individual will be a valuable contributor.  We value professional development and learning, having an open mind, teamwork and striking the proper Life-Work balance.    

PHIflow is an equal opportunity employer and offers salaries commensurate with qualifications and experience, complemented by competitive benefits for all employees.  The Senior Software Engineer is a full-time position and will be eligible for performance bonuses and stock options based on performance. Position Start date is ASAP.  

How to Apply

Email a copy of your resume to apply@phiflow.cowith "Senior Software Engineer - Your Name" in the subject line.  In the body of the email, please introduce yourself and reference how and where you found our Job Description.  Please be willing to provide professional references upon request.  


PHIflow logo

About PHIflow

Sourced by ZipRecruiter

Industry

Health care and social assistance

Company size

1 - 10 Employees

Headquarters location

New York, NY, US

Year founded

2018