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Temporary Fidelity Software Engineer Jobs (NOW HIRING)

Parsons Corporation

Senior M&S Software Developer

Huntsville, AL · On-site

$148K - $266K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Developing high-fidelity propagation effects, including terrain masking, refraction, and over-the ... Software development experience in a DevOps or DevSecOps environment. * Experience working in an ...

Parsons

Senior M&S Software Developer

Huntsville, AL · On-site

$148K - $266K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Developing high-fidelity propagation effects, including terrain masking, refraction, and over-the ... Software development experience in a DevOps or DevSecOps environment. * Experience working in an ...

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Temporary Fidelity Software Engineer information

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How much do temporary fidelity software engineer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for temporary fidelity software engineer in the United States is $112,009.00, according to ZipRecruiter salary data. Most workers in this role earn between $93,500.00 and $127,000.00 per year, depending on experience, location, and employer.

What is a temporary Fidelity software engineer?

A Temporary Fidelity Software Engineer is a software developer hired on a short-term or contract basis to work at Fidelity Investments. Their responsibilities often include designing, developing, testing, and maintaining software applications that support the company's financial products and services. Temporary roles can offer exposure to large-scale financial technology projects, and may focus on areas such as web development, cloud solutions, or cybersecurity. These engineers typically collaborate with permanent team members, follow Agile methodologies, and use modern programming languages and tools. The position is ideal for those seeking experience in the fintech industry or looking to transition to full-time opportunities.

What are the key skills and qualifications needed to thrive as a temporary Fidelity software engineer, and why are they important?

To thrive as a Temporary Fidelity Software Engineer, you need strong programming skills in languages like Java, Python, or C#, along with a relevant degree or equivalent experience in software development. Familiarity with version control systems (such as Git), Agile methodologies, and cloud platforms (like AWS or Azure) is typically expected. Excellent problem-solving abilities, adaptability, and effective communication are valuable soft skills for this role. These competencies ensure the engineer can contribute quickly, collaborate with teams, and deliver high-quality solutions within tight project timelines.

What are some common challenges faced by temporary Fidelity software engineers, and how can they be overcome?

Temporary Fidelity Software Engineers often encounter the challenge of quickly adapting to existing codebases and workflows within a limited timeframe. To succeed, it's important to proactively seek clarifications, leverage onboarding documentation, and communicate openly with team members. Building strong relationships with permanent staff and participating in team meetings can help integrate more smoothly and boost productivity. Additionally, utilizing version control best practices and staying organized with task management tools can make transitioning between projects and deadlines more manageable.
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Temporary Fidelity Software Engineer jobs near you
Infographic showing various Temporary Fidelity Software Engineer 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 $112,009 per year, or $53.9 per hour.

Senior M&S Software Developer

Parsons Corporation

Huntsville, AL • On-site

$148K - $266K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Parsons rating

7.7

Company rating: 7.7 out of 10

Based on 46 frontline employees who took The Breakroom Quiz

266th of 449 rated engineering

Job description

In a world of possibilities, pursue one with endless opportunities. Imagine Next!
At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible.
Job Description:
Parsons is seeking an exceptionally talented Sr. M&S Software Developer to join our team! In this role, you will be a key member of a collaborative development team of engineers and software developers, working together to assess systems and develop medium-to-high fidelity software models of real-world threat weapon systems that accurately capture the capabilities and limitations of both emerging and fielded systems.
What You'll Be Doing:
  • Develop and enhance software digital twins using C++ and Python on Windows and Linux platforms, including:
    • Modeling advanced threat systems such as Surface-to-Air Missile Systems (SAMs), radar platforms, and missile seekers
    • Developing high-fidelity propagation effects, including terrain masking, refraction, and over-the-horizon propagation
    • Creating tracking filters and signal processing chains for radar and electronic warfare systems
  • Support simulation studies and integrate models into larger mission-level simulations.
  • Develop algorithms and techniques for Sensors, Missiles, and C4, including active/passive detection, clutter modeling, electronic attack, waveform selection, adaptive beamforming, and weapon/target assignment optimization.
  • Understand and develop engineering designs provided by the customer, collaborating with the team to create software models at the required fidelity to meet customer goals.
  • Define requirements and design solutions for modeling and simulation (M&S) software.
  • Plan, develop, and execute automated unit, system, and system-of-systems tests.
  • Participate in technical discussions to support both near-term and long-term planning.
  • Collaborate within a team environment and mentor junior and mid-level software developers.

Required Clearance:
  • Must be a U.S. Citizen and possess an active Secret clearance.
  • Must be willing and able to obtain and maintain a TS/SCI clearance.

What Required Skills You'll Bring:
  • Master's degree in Computer Engineering, Computer Science, Electrical Engineering, or equivalent with 12+ years of experience, OR
  • Bachelor's degree with 17+ years of experience.
  • Strong programming skills in C++ and Python.
  • Experience developing products with regular release cycles.
  • Excellent written and oral communication skills, with the ability to collaborate with technical teams and classified customers.
  • Experience in DevOps or DevSecOps environments.

What Desired Skills You'll Bring:
  • Software development experience in a DevOps or DevSecOps environment.
  • Experience working in an AGILE software development team.
  • Experience mentoring junior team members.
  • Experience designing, developing, or operating code for distributed processing environments.
  • Experience working with environmental datasets, Command-and-Control, and RF propagation.

Security Clearance Requirement:
An active Secret security clearance is required to apply, however, the selected candidate must be able to obtain a Top Secret SCI clearance prior to the start date.
This position is part of our Federal Solutions team.
The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what's next to deliver the solutions our customers need now.
Salary Range: $148,300.00 - $266,900.00
We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!
Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.
We truly invest and care about our employee's wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!
Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

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