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Senior Software Engineer Contract Jobs in Mundelein, IL

BloKchain Talent

Senior Software Engineer - C++

Chicago, IL · On-site

$150K - $200K/yr

Senior Software Engineer - C++ We are recognized as a world-leading Emerging Technology staffing and recruiting firm, with a strong specialization in Blockchain. We recruit CTOs, VPs, Senior Software ...

Organ Recovery Systems

Sr. Software Engineer

Itasca, IL · On-site

$119.30K - $157.20K/yr

Senior Software Engineer - Medical Devices & Life-Saving Technology Build software that matters. Literally. At Organ Recovery Systems (ORS) , the software you design and develop supports medical ...

vantagerisk

Senior Software Engineer

New York, NY

$150K - $200K/yr

At Vantage, the Senior Software Engineer will be a part of an agile product team collaborating with the technology delivery manager (TDM), digital product managers (DPM), and other product team ...

ULINE

Senior Software Engineer

Kenosha, WI

$119.50K - $157.50K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

ULINE

Senior Software Engineer

Waukegan, IL

$116.40K - $153.50K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

ULINE

Senior Software Engineer

Pleasant Prairie, WI · On-site

$118.70K - $156.50K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

ULINE

Senior Software Engineer

Glenview, IL

$120.80K - $159.30K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

Uline

Senior Software Engineer

Pleasant Prairie, WI

$118.70K - $156.50K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

ULINE

Senior Software Engineer

Pleasant Prairie, WI

$118.70K - $156.50K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join ...

Keylent Inc

Sr. Software Engineer

Chicago, IL · On-site

$126.30K - $166.50K/yr

Sr. Software Engineer Location is Chicago IL, try to find local if not please get remote. Python f/w for Backend - preferably FAST API Kubernetes/Docker (preferably AKS) Strong hands-on experience ...

Mackenzie HealthCare

Senior Software Engineer

Chicago, IL · On-site

$126.30K - $166.50K/yr

Senior Software Engineer A predominant information technology company is seeking a Senior Software Engineer with strong Clojure or Ruby development skills to join their Chicago, IL based Product ...

Benelynk

Sr. Software Engineer

Chicago, IL · Remote

$150K - $175K/yr

SENIOR SOFTWARE ENGINEER POSITION SUMMARY We are seeking a Sr. Software Engineer and or Jr. Platform Architect to serve as technical lead responsible for day-to-day development, design, build, and ...

Next Step Systems LTD

Senior Software Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

Senior Software Developer, Chicago, IL We are seeking a Senior Software Developer for a great ... Industry, Software Engineer, Architect, Programming, Programmer Analyst, Chicago Recruiters ...

Next Step Systems

Senior Software Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

Senior Software Developer, Chicago, IL We are seeking a Senior Software Developer for a great ... Industry, Software Engineer, Architect, Programming, Programmer Analyst, Chicago Recruiters ...

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Senior Software Engineer Contract information

See Mundelein, IL salary details

$77.1K

$146.3K

$196K

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

As of May 27, 2026, the average yearly pay for senior software engineer contract in Mundelein, IL is $146,288.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,100.00 and $164,900.00 per year, depending on experience, location, and employer.

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 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 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.

More about Senior Software Engineer Contract jobs
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What cities near Mundelein, IL are hiring for Senior Software Engineer Contract jobs? Cities near Mundelein, IL with the most Senior Software Engineer Contract job openings:
Senior Software Engineer Contract jobs near you

Senior Software Engineer - C++

BloKchain Talent

Chicago, IL • On-site

$150K - $200K/yr

Other

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

Job description

Senior Software Engineer - C++

We are recognized as a world-leading Emerging Technology staffing and recruiting firm, with a strong specialization in Blockchain. We recruit CTOs, VPs, Senior Software Architects, Application Developers and Software Engineers for some of the biggest names in tech across multiple specialty areas. Responding to the enormous demand for Blockchain recruitment. To emphasize our expertise in this market segment, and expanded to key Blockchain talent epicenters from San Francisco to Tel Aviv.

Job Description

Job Title: Senior Software Engineer - C++ Location: Chicago OR Austin Experience: 5+ years as software engineer, 3+ years in backend Type: Full time, permanent / W2 Sponsorship: Yes, H1B Transfer - DOE Salary Range: $150K - 200K / year DOE Other compensation: Bonus, Benefit, Perks Relocation: Yes - DOE

BloKchain Talent, the leading blockchain and cryptocurrency recruiting agency, is searching for a Senior Software Engineer for our client, a global cryptocurrency trading company providing 24/7 operations, with openings in Chicago and Austin. Come be an integral part of creating optimal trading and investment web based systems within the regulatory framework with the rapidly growing asset of cryptocurrencies.

Job Responsibilities
  • Work in a collaborative team setting to establish and maintain best-in-class software systems to enable 24-hour global trading operations
  • Design and develop trading systems, exchange connectivity solutions, monitoring systems, and tools to integrate core infrastructure services
  • Work from high-level requirements and gain an intimate understanding of the business and work directly with traders and researchers on a daily basis
Qualifications

Must Have:

  • 5+ years of software engineering experience developing web based highly reliable, scalable enterprise systems
  • 3+ years as a back end engineer
  • Strong coding experience in C++
  • Skilled in React and Redux
  • B.S. in Computer Science or equivalent degree
Strongly Prefer:
  • Experience coding in Java
  • Professional script development experience, preferably python and javascript
  • Linux and/or Windows OS experience
  • Full stack experience
  • Testing at the unit, functional, and integration level
  • Experience with inter-process messaging, microservice architectures, and API design
  • Knowledge of network communication experience, including multicast and websockets
  • Experience in fintech industry
Additional Information

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

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