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Salary
$75k – $145k per year
Location
In office (Saint Louis)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Jan 23, 2026. Safety Critical Software Development - Performance Software scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Providing software and hardware engineering services and solutions to aviation, space, defense, and energy since 1998.

Performance Software and its sister company, Talent Tier, are midsize companies with a great work-life balance, providing innovative software and hardware to our client companies. We are a medium-size company having been in business for over 25 years with never having a layoff and very low turnover 2-4% per year. Our company is very dedicated to a great work/life balance.

We are looking for passionate Software Developers to design and develop software solutions for state-of-the-art safety-critical systems in the areas of Avionics and Space Exploration to join our team. Positions include full-time or hourly, Medical/Dental/Vision benefits, and a 12% company paid individual IRA contribution for full-time employees. This position is located on-site in St. Louis.

Salary Range:$75,000-$145,000 DOE

Experience Required:

  • Due to compliance with U.S. export control laws and regulations, candidate must be a U.S. Person, which is defined as, a U.S. citizen, a U.S. permanent resident, or have protected status in the U.S. under asylum or refugee status or have the ability to obtain an export authorization.
  • Bachelors or advanced degree in Computer Science, Computer Engineering, Electrical Engineering, Computer Systems Engineering, Mathematics, or equivalent development experience.
  • Avionics software development experience including DAL A or LOR Level 1 certification experience is required.
  • Proficiency in either ADA or C++.
  • Real time embedded software experience is required.

About Performance and Talent Tier:

Performance Software and its sister company, Talent Tier, are engaged in the design of Real-time Embedded Software and Hardware. This includes Avionics and Space Exploration applications such as Synthetic Vision Cockpit Displays, Flight Management System Guidance and Navigation, Platforms, and Datalink Applications. Our customers are both Commercial and Defense-related avionics and rocketry suppliers/manufacturers. Performance Software has been in business since 1998; we were awarded INC Magazine 5000 Fastest Growing Companies and Best Places to Work for multiple years. Both companies have locations in Phoenix, AZ, New Orleans, LA, Grand Rapids, MI, Clearwater, FL, Bothell, WA, Cedar Rapids, IA with other remote employees across the states.

Why Performance or Talent Tier?

Our foundation was built by implementing the characteristics from large companies that we liked and eliminating the characteristics that we did not. Without the archaic practices from larger organizations, we fully embrace the culture of clear accountability, a positive attitude, transparency between every department, and productivity over the clock. This builds trust between management and employees, which provides us with our greatest strengths as an organization, flexibility, and work life balance.

Competitive Benefits:

Our full-time team members receive competitive salaries plus a contribution, totally paid for by our company every paycheck to an individual IRA equal to 12% of your salary. Flexible hours. Our team members are provided health/dental/vision insurance coverage plus STD/LTD coverage, separate paid sick time and vacation days, and major holidays. Hourly employees are paid a very competitive rate with medical/dental/vision benefits available.

Performance Software and Talent Tier are an affirmative action and equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information. We are committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. If you need reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please discuss this with your recruiter if you are selected for an interview.

To learn more about Performance Software: https://www.psware.com/careers/

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