Embedded Software Engineers

  • Leonardo UK Ltd
  • Southampton, Hampshire
  • 07/06/2026
Full time Information Technology Telecommunications Part Time IT Software Engineer

Job Description

Salary Range: £54,000 - £70,000

Your impact

We are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business, working on a range of defence projects. Direct industry experience is not required, we are happy to explore all backgrounds and help develop all our software engineers. We want to develop a new generation of features and capabilities using innovative software solutions and we need you to create them. You will be a key part in a community of world class software engineers who will continuously improve, collaborate and innovate with other engineers to create market leading products within the defence industry.

What you'll do
  • Deliver and integrate high quality real time embedded software, ensuring reliability in critical applications.
  • Support and motivate others working within multi disciplinary teams.
  • Influence the development approach considering design principles, modularity and reuse, best practice, toolchain and much more.
  • Develop your expertise in an environment that prioritises learning, mentorship, and career progression.
  • Work closely with our engineering teams, contributing to multidisciplinary solutions.
What you'll bring
  • Understanding and knowledge of one or more of the following: bare metal embedded C++ software development, embedded interfaces such as CAN bus, I2C, SPI, GPIO.
  • Familiarity with the tools and approaches to embedded development.
  • Experience with developing Windows and Linux applications.
  • Experience of using iterative development lifecycles (e.g. tailored Agile).
  • Familiarity with development to design and coding standards.
  • Good attitude and willingness to learn. This is the most important skill.
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, which could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit

Why join us
  • Time to Recharge: generous leave and up to 12 additional flexi days each year.
  • Secure your Future: award winning pension scheme with up to 15% employer contribution.
  • Wellbeing support: free access to mental health support, financial advice, and employee led networks championing inclusion and diversity.
  • Rewarding Performance: bonus scheme for employees at management level and below.
  • Never Stop Learning: free access to 4,000+ online courses via Coursera and LinkedIn Learning.
  • Referral programme: receive a financial reward through our referral programme.
  • Tailored Perks: spend up to £500 annually on flexible benefits such as private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships.
  • Flexible working: flexible hours with hybrid working options; part time opportunities may be possible.
Additional Information

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.

Location & Contract

Primary Location: GB - Southampton

Contract Type: Permanent

Hybrid Working: Hybrid International, multicultural, innovative, technological.