Senior Software Engineer (Real Time Embedded)

Leonardo UK Ltd; Caddington; Hybrid; GBP 125,000 - 150,000; Full time

Job summary

A leading aerospace and defense company is seeking a passionate Real-Time Embedded Software Engineer to design and deliver high-integrity embedded software solutions. With around 4 years of experience, you will collaborate with multi-disciplinary teams and enhance your skills in a supportive environment. The role offers hybrid working options and a comprehensive benefits package, including generous leave and career development opportunities. Join us to be part of something bigger, working on advanced solutions for defense projects.

Benefits

Generous leave and flexi-days

Pension scheme with up to 15% employer contribution

Mental health support and financial advice

Bonus scheme for employees

Access to 4,000+ online courses

Financial reward for referrals

Flexible benefits spending

Flexible working hours

Qualifications

• Around 4 years of experience in embedded software engineering in critical domains.
• Ability to develop robust, high-quality software (e.g., RTCA-DO178C).
• Willingness to work directly with target hardware in lab environments.
• Understanding of the software engineering lifecycle.

Responsibilities

• Design and deliver high integrity embedded software solutions.
• Collaborate with experienced engineers.
• Contribute to best practices and grow technical skills.

Skills

Embedded software engineering experience

High-Integrity Coding in object-oriented C++ or Ada

Collaboration in multi-disciplinary teams

DevOps mindset

Hands-On integration

RTOS development

Lifecycle awareness

Growth mindset

Job description

Job Description:

Real Time Embedded Software Engineers – Capability Green Luton

Your Impact

Are you a passionate Real-Time Embedded Software Engineer with a few years of experience and looking to take the next step in your career? Do you want to work for an employer committed to helping you grow, learn, and innovate?

If so, Leonardo has exciting opportunities for Software Engineers to join our multidisciplinary teams delivering advanced solutions for defence projects.

What You’ll Bring

You will contribute to designing and delivering high integrity embedded software solutions while developing your technical skills and collaborating with experienced engineers. Key skills and behaviours include:

• Experience: Around 4 years of embedded software engineering experience in aerospace, defence, or other mission- or safety-critical domains.
• High-Integrity Coding: Ability to develop robust, high-quality software (e.g., RTCA-DO178C) using object-oriented C++ or Ada.
• Collaboration: Work effectively within multi-disciplinary teams and learn from senior engineers.
• DevOps Mindset: Interest in automation across build, test, and deployment processes.
• Hands-On Integration: Willingness to work directly with target hardware in lab environments.
• RTOS Development (Desirable): Exposure to real-time embedded applications on Linux or VxWorks RTOS.
• Lifecycle Awareness: Understanding of the software engineering lifecycle—from requirements through delivery.
• Growth Mindset: Eagerness to learn, adapt, and contribute to best practices.

This is not an exhaustive list, and we are keen to hear from you even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn.

Security Clearance

This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit: https://careers.uk.leonardo.com/gb/en/security-and-vetting

Why join us

At Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.

• Time to Recharge: Enjoy generous leave with the opportunity to accrue up to 12 additional flexi-days each year.
• Secure your Future: Benefit from our award-winning pension scheme with up to 15% employer contribution.
• Your Wellbeing Matters: Free access to mental health support, financial advice, and employee-led networks championing inclusion and diversity (Enable, Pride, Equalise, Armed Forces, Carers, Wellbeing and Ethnicity).
• Rewarding Performance: All employees at management level and below are eligible for our bonus scheme.
• Never Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning.
• Refer a friend: Receive a financial reward through our referral programme.
• Tailored Perks: Spend up to £500 annually on flexible benefits including private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships and more.
• Flexible working: Flexible hours with hybrid working options. For part time opportunities, please talk to us about what might be possible for this role.

For a full list of our company benefits please visit our website.

Leonardo is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Our employees are not just part of a team—they are key contributors to shaping innovation, advancing technology, and enhancing global safety.

At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. We believe that a diverse workforce sparks creativity, drives innovation, and leads to better outcomes for our people and our customers. If you have any accessibility requirements to support you during the recruitment process, just let us know.

Be part of something bigger - apply now!

Primary Location:

GB - Luton - Cap. Green 300

Contract Type:

Permanent

Hybrid Working:

Hybrid