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Contract Senior Software Developer Jobs in Naperville, IL

1872 Consulting

Senior Software Developer in Test

Chicago, IL · Hybrid

$56.25 - $74.25/hr

Senior Software Developer in TestChicago, IL Hybrid - onsite 2-3 days per week, WFH 2-3 days per weekPosition Summary:This role is open with a financial services company. This individual must learn ...

Newcastle Associates

Sr. Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

Are you a Sr. Software Developer seeking an opportunity to truly make a difference? Does contributing to world-class scientific research get you out of the bed in the morning? We are seeking an ...

Inspira Financial

Sr. Software Engineer (Remote)

Oak Brook, IL · On-site +1

$123K - $163K/yr

You will join a cross-functional, DevOps based, Agile team responsible for the entire product ... As a Senior Software Engineer, you should possess expertise in both front-end and back-end coding ...

IMG LIVE

Senior Software Engineer

Chicago, IL · On-site

$131.25 - $175/hr

Senior Software Engineer page is loaded## Senior Software Engineerlocations: Remote-CA: Remote-WA ... Participate in and improve CI/CD pipelines and developer tooling* Support and mentor new career ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Strong DevOps and secure engineering experience, including Git-based workflows, pull requests, code ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Strong DevOps and secure engineering experience, including Git-based workflows, pull requests, code ...

Humana

Senior Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Strong DevOps and secure engineering experience, including Git-based workflows, pull requests, code ...

Tachyon Technologies

Java Multiple roles

Chicago, IL

$75 - $85/hr

Contract Duration: 6 Months+ Looking for a Sr. Developer with min. 8 yrs. of experience in ... The Senior Software Developer reports to the Application Development Manager. The Senior Software ...

Finoit Inc.

Senior Software Engineer (.NET)

Chicago, IL · On-site

$150K - $175K/yr

Senior Software Engineer (.NET) - Remote Location: Remote (U.S.) Salary: $150,000-$175,000 Base Salary Job Overview We are seeking an experienced Senior Software Engineer to join a growing software ...

Braven, Inc.

Senior Software Engineer

Chicago, IL · On-site

$111 - $153/hr

Senior Software Engineer Team : Systems Location : Hybrid in Chicago (IL) or Newark (NJ) Employment Type : Full-time FLSA Classification Exempt Start Date : ASAP About Braven Braven is a national ...

Braven

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

Senior Software Engineer Team : Systems Location : Hybrid in Chicago (IL) or Newark (NJ) Employment Type : Full-time FLSA Classification Exempt Start Date : ASAP About Braven Braven is a national ...

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Showing results 21-40

All JobsContract Software Developer JobsContract Senior Software Developer JobsContract Senior Software Developer Jobs in Naperville, IL

Contract Senior Software Developer information

See Naperville, IL salary details

$15

$61

$87

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

As of Aug 22, 2026, the average hourly pay for contract senior software developer in Naperville, IL is $61.64, according to ZipRecruiter salary data. Most workers in this role earn between $52.31 and $69.13 per hour, depending on experience, location, and employer.

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

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 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 near Naperville, IL are hiring for Contract Senior Software Developer jobs?

Cities near Naperville, IL with the most Contract Senior Software Developer job openings:

Contract Senior Software Developer jobs near you
Infographic showing various Contract Senior Software Developer job openings in Naperville, IL as of August 2026, with employment types broken down into 89% Full Time, and 11% Contract. Highlights an 78% In-person, and 22% Remote job distribution, with an average salary of $128,208 per year, or $61.6 per hour.

Senior Software Developer (Shared Services)

Eagle Seven

Chicago, IL • On-site

$56.25 - $74.25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 1 hour ago

Job description

Eagle Seven is seeking a Senior Software Developer to design and build systems that support firmwide positions, PnL, and risk services. These systems transform high-volume trading and market data into accurate, timely, and actionable information.

The ideal candidate enjoys building performance-sensitive distributed systems and has a strong commitment to reliability and sound software design. In this role, you will collaborate closely with traders, strategy developers, and fellow engineers to develop infrastructure that is central to the firm’s daily operations.

Primary Responsibilities include:

  • Designing and building real-time position, PnL and risk services with strict latency requirements
  • Developing high performance, highly available distributed systems capable of scaling to millions of events per second
  • Architecting and implementing reliable, fault-tolerant messaging systems and data pipelines
  • Optimizing and tuning distributed systems for performance, scalability, and resiliency
  • Partnering with trading and execution teams to support evolving business needs

Requirements

Skills and Experience:

  • Bachelor’s degree in Computer Science or related field
  • 5+ years of experience developing high-performance distributed systems
  • Strong proficiency in modern C++(C++11/14/17) including multithreading, lock-free programming, and memory model expertise
  • Experience working with high message-rate or high-bandwidth systems
  • Proven ability to design fault-tolerant, highly available systems
  • Strong experience with relational database design and SQL (Postgress preferred)
  • Solid understanding of Linux/Unix systems, networking fundamentals, and protocols (TCP/IP, UDP, and sockets)
  • Experience with debugging and observability tools such as GDB, Wireshark and tcpdump
  • Strong written and verbal communication skills with the ability to collaborate effectively across trading, research, and engineering teams

Benefits

Eagle Seven offers a competitive and comprehensive benefits package to all full-time employees.

  • Medical PPO and HMO coverage through BlueCross BlueShield
  • Health Savings Account (with enrollment into a High Deductible Health Plan)
  • Dental coverage through Guardian
  • Vision coverage through VSP
  • 401k Retirement Savings Plan with Employer Match
  • Company Paid Life Insurance
  • Company Paid Disability Insurance
  • Paid Time Off
  • Flexible Spending Account
  • Pre-tax Transit Benefits
  • Complimentary Lunch and Beverages

The minimum base salary for this role starts at $160,000. This role is eligible for a discretionary performance bonus as part of the total compensation package, in addition to the benefits listed above. Exact compensation offered may vary based on factors including, but not limited to, the candidate's experience, qualifications, and skill set.

Eagle Seven logo

About Eagle Seven

Sourced by ZipRecruiter

Industry

Securities, commodity contracts, and financial investments

Company size

51 - 200 Employees

Headquarters location

Chicago, IL, US

Year founded

2004

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