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At Collins Aerospace, a Raytheon Technologies company, we are a global leader in advanced aerospace and defence technologies. Our expertise in inertial sensing, integrated navigation, flight control and stabilisation solutions enables us to deliver innovative systems that solve some of our customers' most complex challenges.

Based at our Plymouth site, we design and manufacture world-class control, navigation and guidance systems for air and surface applications. Our portfolio includes industry-leading MEMS-based Inertial Measurement Units (IMUs) and the TERPROM® Digital Terrain Reference Navigation System.

We are looking for a Software Engineer to join our collaborative engineering team in a hybrid role based in Plymouth, helping to shape the future of aerospace navigation technologies.

What You Will Do

As a Software Engineer, you will contribute across the full software development lifecycle, supporting the design, development, integration and verification of embedded software solutions.

Key responsibilities include:

• Supporting requirements analysis activities
• Translating system requirements into detailed software requirements
• Developing user stories and use cases
• Designing embedded software architectures and detailed software designs
• Producing test specifications and verification procedures
• Developing embedded software, primarily in C, with some C++ for support systems and tools
• Verifying software against requirements and design specifications
• Performing hardware and software integration activities
• Supporting performance qualification and validation testing
• Developing software test tools and utilities
• Working effectively within cross-functional engineering teams

What You Must Have

• Degree qualification in Software Engineering, Computer Science, Electronics, Aerospace Engineering or a related discipline, or equivalent industry experience
• Experience working across the full Software Development Life Cycle (SDLC)
• Experience developing real-time embedded software applications
• Strong programming skills in C, with exposure to C++
• Familiarity with Integrated Development Environments (IDEs)
• Excellent communication and technical documentation skills
• Strong team-working capabilities combined with a proactive, self-motivated approach
• A customer-focused mindset with attention to quality and detail
• Experience using Visual Studio or similar development environments

Skills and Experience We Value

While not essential, the following experience would be advantageous:

• Experience using software modelling and design tools such as Enterprise Architect
• Understanding of UML and software design methodologies
• Knowledge of version control systems such as Git, SVN or PVCS
• Experience with Test Driven Development (TDD)
• Familiarity with Ada programming language and GNAT Pro Studio
• Experience contributing to project planning, estimation or bid activities
• Exposure to Python, MATLAB or Simulink
• Experience working within aerospace, defence or other safety-critical industries

What We Offer: 

• Competitive salary and comprehensive benefits package. 

• Flexible working arrangements. 

• Excellent 2:1 matched pension contribution (up to 10%). 

• Private healthcare and life assurance. 

• 25 days annual leave plus the option to buy or sell up to 5 days. 

• Early finish Fridays and a culture that values work life balance. 

• Ongoing career development, mentorship, and world class training. 

Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader.

Interested to Explore? 

If you’re passionate about innovation, precision, and purpose—and you’re ready to make a real impact in aerospace and defence - then we’d love to hear from you. 

Apply today and join a team where your expertise helps define the future of navigation and control systems. 

Note: The successful candidate must hold an active or be willing and eligible to obtain SC level security clearance.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.  

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