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Software Developer 3 Jobs (NOW HIRING)

Intone is seeking a Software Developer III with extensive experience in IAM platform engineering and governance. The role involves integrating enterprise applications with IAM platforms and managing ...

Job Title: .Net Software Developer 3 Location: 5805 N. Lamar Blvd., Austin, TX 78752/Hybrid Type: Long term contract 9+ months with extension Hybrid: Few say per week Hybrid - On Site and Telework ...

Spectra Tech is seeking a Software Developer 3 for Los Alamos, NM. BS/BA degree in Engineering, Science or Business Management. 9 years of directly applicable experience in specialized technical ...

Software Developer DURATION: 1 Month Client: State of TX Location: Astin, TX - Onsite Essential Job Functions • Design, develop, enhance, and maintain enterprise applications using: .NET Core / C# ...

We are seeking a highly skilled and experienced Software Developer II/III to join our team based in Centennial, CO. The ideal candidate will possess strong technical abilities and a proven track ...

As a Senior Software Development Engineer, you will own the design and development of major ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

As a Senior Software Development Engineer, you will own the design and development of major ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

As a member of the software engineering division, apply knowledge of software architecture to ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

As a member of the software engineering division, apply knowledge of software architecture to ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

PROLIM (www.prolim.com) is currently seeking Software Developer 3 for one of our top Client for Location - Austin, TX 78752 - Hybrid Qualified candidates can directly send your updated resume and ...

As a Senior Software Development Engineer, you will own the software design and development of ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

As a member of the software engineering division, apply knowledge of software architecture to ... 3. Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health care ...

Software Developer III

Herndon, VA · On-site

$49 - $52/hr

This senior software developer role focuses on secure, scalable solutions and close collaboration ... Bachelor's degree with 5 years of experience, or Master's degree with 3 years of experience, or ...

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Software Developer 3 information

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$48K

$111.8K

$166K

How much do software developer 3 jobs pay per year?

As of Jul 11, 2026, the average yearly pay for software developer 3 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 is a software developer 3?

A Software Developer 3 is a senior-level software engineer responsible for designing, developing, and maintaining complex software applications. They typically have several years of experience, advanced coding skills, and may lead projects or mentor junior developers. Proficiency in programming languages, software development tools, and understanding of system architecture are essential for this role.

What kind of jobs are there for software developers?

Software developers can work in various roles such as front-end, back-end, full-stack, mobile app, embedded systems, and DevOps engineering. These roles often require knowledge of programming languages like Java, Python, or JavaScript, and may involve working with tools like Git, IDEs, and cloud platforms. Job environments range from startups to large corporations, with opportunities for remote or on-site work.

What is the difference between Software Developer 3 vs Software Developer 2?

CriteriaSoftware Developer 3Software Developer 2
ExperienceTypically 5+ yearsTypically 3-5 years
ResponsibilitiesLead complex projects, mentor juniorsContribute to projects, assist team members
SkillsAdvanced coding, system design, problem-solvingProficient coding, basic system understanding
CertificationsOften required or preferredOften required or preferred

Software Developer 3 roles generally require more experience, advanced skills, and leadership responsibilities compared to Software Developer 2. They often lead projects and mentor junior staff, reflecting a higher level of expertise within the same industry and work environment.

What engineer makes $500,000 a year?

Senior software engineers, especially those in high-cost living areas or working at major tech companies, can earn $500,000 or more annually through base salary, bonuses, and stock options. Achieving this level typically requires extensive experience, specialized skills, and often leadership roles or equity compensation.

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

In the context of a Software Developer 3 role, L1, L2, L3, and L4 typically refer to different levels of seniority or experience within an organization, with L1 being entry-level and L4 representing senior or lead developers. These levels often indicate increasing expertise, responsibilities, and technical skills, and may correspond to specific job expectations, certifications, or project leadership roles.
What cities are hiring for Software Developer 3 jobs? Cities with the most Software Developer 3 job openings:
What states have the most Software Developer 3 jobs? States with the most job openings for Software Developer 3 jobs include:
Infographic showing various Software Developer 3 job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 70% Full Time, 25% Part Time, 1% Temporary, and 3% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $111,845 per year, or $53.8 per hour.
Software Developer III

Full-time

Posted 5 days ago


Job description

Software Developer III | Chicago, Illinois, United States Software Developer III - Optimization Modeling Engineer Location: Chicago, IL (Hybrid/Onsite) Company: United Airlines Job Type: Contract About the Role Join United Airlines' Network Planning and Optimization team as an Optimization Modeling Engineer. In this pivotal role, you will design, develop, and maintain advanced optimization models and C++ applications that shape key airline planning and operational strategies. If you have a passion for solving complex challenges using quantitative methods and software engineering, this is your chance to make a direct impact on airline efficiency and performance in a forward-thinking, collaborative environment. Responsibilities - Develop, enhance, and maintain optimization models to support airline operations and network planning initiatives. - Design and implement linear optimization and mathematical programming models to address complex business challenges. - Build robust, production-grade software applications using C++. - Integrate optimization models with IBM CPLEX and other industry-leading solvers. - Analyze large datasets to translate business requirements into actionable quantitative models and decision-support tools. - Support and maintain applications in Linux and cloud-based environments. - Collaborate with operations research professionals, software engineers, and business stakeholders to deliver impactful optimization solutions. - Contribute to modernization projects, including evaluating and adopting new technologies such as Julia. - Troubleshoot, enhance, and optimize existing modeling applications to improve scalability and performance. Required Skills and Experience - Bachelor's degree or higher in Operations Research, Applied Mathematics, Industrial Engineering, Computer Science, Mathematics, or related quantitative field. - Strong C++ development experience. - Background in optimization modeling, linear optimization, or operations research. - Experience working in Linux environments. - Proven analytical and problem-solving skills. - Ability to convey complex technical concepts to diverse audiences. Preferred Skills - IBM CPLEX optimization software experience. - Experience developing optimization or decision-support applications in transportation, logistics, airline, or supply chain industries. - Exposure to cloud-based computing environments. - Familiarity with Julia or other modern scientific computing languages. - Advanced degree (Master's or PhD) in a quantitative field. Benefits - Work on high-impact projects that directly influence airline performance and efficiency. - Collaborate with industry experts and cross-functional teams in a supportive, innovative workplace. - Access to ongoing professional development and emerging technologies. - Hybrid work environment based in downtown Chicago. How to Apply Ready to advance your career and solve real-world operational challenges at a global airline? Submit your application through our careers portal. Candidates must be authorized to work in the US without sponsorship. Background check and drug screening required.

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About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US