Software Engineer

Date Posted:

2026-11-06



Country:

United Kingdom



Location:

Plymouth, Plymouth



Position Role Type:

Hybrid

Collins Aerospace, a Raytheon Technologies company, is a world leader in advanced and intelligent solutions for the global aerospace and defence industries. With a comprehensive inertial sensing and integrated navigation technology portfolio and deep domain expertise, we deliver cutting-edge systems that solve our customers’ toughest stabilisation, flight control and navigation challenges and help shape the future of aviation and defence.

This is a hybrid role based at our Plymouth site, where we design and manufacture control, navigation, and guidance systems for both air and surface applications. Our world-class products include MEMS-based Inertial Measurement Units (IMUs) and the TERPROM® Digital Terrain Reference Navigation System.

Our growth plan includes development and extension of our current technologies into state of the art military and civil aircraft applications and we’re looking for exceptional engineers to join us on that journey.

As a Software Engineer, you will contribute across the full software development lifecycle, supporting the design, development, integration and verification of embedded software solutions. You'll take responsibility for assigned software development activities, working independently on defined technical tasks and collaborating with experienced engineers on more complex challenges.

Key responsibilities include:

• Analysing system requirements and contributing to the development of detailed software requirements.
• Translating system requirements into detailed software requirements for assigned software components.
• Developing user stories and use cases.
• Contributing to embedded software architectures and developing detailed software designs for assigned components.
• Producing test specifications and verification procedures for defined software functionality.
• Developing embedded software, primarily in C, with some C++ for support systems and tools.
• Verifying software against requirements and design specifications, including investigating and resolving identified defects.
• Performing hardware and software integration activities for assigned components, working with senior engineers to resolve more complex integration issues.
• Supporting performance qualification and validation testing.
• Developing software test tools and utilities.
• Working effectively within cross-functional engineering teams, contributing to technical discussions, code reviews and continuous improvement activities.

 

What You Will Learn

At Collins Aerospace, your career development is as important as our technical innovation. You’ll benefit from:

• Exposure to cutting-edge navigation and sensing technologies.
• Mentorship and training from industry-leading experts.
• Opportunities to work on mission-critical systems used globally.
• A supportive environment that encourages continuous learning and career progression.

 

Qualifications & Experience

• Degree qualification in Software Engineering, Computer Science, Electronics, Aerospace Engineering or a related discipline, or equivalent industry experience.
• Practical experience across multiple stages of the Software Development Life Cycle (SDLC), including software development, integration or verification.
• 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.
• Ability to independently deliver defined software development tasks and investigate technical issues.

 

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.
• Awareness of UML and software design methodologies.
• Knowledge of version control systems such as Git, SVN or PVCS.
• Awareness of Test Driven Development (TDD).
• 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.

 

Learn More & Apply Now!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionised systems for specialised aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customers succeed today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.  

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.

Note: The successful candidate must hold an active or be willing and eligible to obtain SC level security clearance. Please note that access to certain projects may be restricted based on nationality.

 

 

 

 

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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