Senior Software Engineer in Southampton

Senior Software Engineer in Southampton

Southampton Full-Time 47250 - 57750 £ / year (est.) Home office (partial)
Leonardo S.p.A.

At a Glance

  • Tasks: Join a team of innovative engineers to develop cutting-edge software solutions.
  • Company: Leonardo, a global leader in Aerospace, Defence, and Security.
  • Benefits: Flexible working hours, competitive salary, and generous annual leave.
  • Other info: Diverse and inclusive workplace with excellent career growth opportunities.
  • Why this job: Make a real impact on defence and commercial projects while growing your skills.
  • Qualifications: C++ experience and a passion for collaborative software development.

The predicted salary is between 47250 - 57750 £ per year.

Job

Description: The Opportunity Are you a Software Engineer with C++ experience looking for your next challenge?

Here at Leonardo, we are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business, working on a range of defence and commercial projects.

Direct industry experience is not required, we are happy to explore all backgrounds and help develop all our software engineers.

What you will do

We want to develop a new generation of features and capabilities using innovative software solutions and we need you to help create them.

You will be a key part in a community of brilliant software engineers who want to continuously improve, collaborate and innovate with other engineers to create Test Engineering solutions, contributing to the production of market‑leading products within the defence and commercial industry.

What we are looking for

Essential Skills and Characteristics

  • C++ or relevant Object Oriented software development
  • Familiarity with Electronics and lower‑level firmware
  • Using and generating documentation to create interfaces machine to machine
  • Test frameworks and test development
  • Microservices architecture/containerisation
  • Development of new applications to meet user expectations and within formal constraints.
  • HMI/GUI/UX experience needed.
  • Familiarity with the tools and approaches to interface with hardware
  • Experience with developing Windows & Linux applications.
  • Experience of using Iterative development lifecycles (for example tailored Agile.)
  • Experience using tools associated with Iterative development lifecycles (Jira / Dev Ops / Git)
  • Familiarity with development to design and coding standards.
  • Good teamwork and communication abilities
  • Useful to have Python, C#, Lab VIEW software development
  • Experience CUDA integration (AI/ML)
  • Industrial protocols (read‑across to Synergia etc.)
  • Experience with Infrared Physics, Computer Science, Software Engineering, ITQSB or Relevant Higher Level Formal Qualifications

What you will get

  • Flexible working: We offer our employees time and flexibility they need to enjoy a balanced life through flexible hours and part time options.

Flexibility is supported and can be agreed alongside project needs.

  • This position will require working our Southampton office 2-3 days a week.
  • Employees are welcome to work onsite 5 days a week, but our flexible working also allows working from home.
  • Flexible benefits: Our company‑funded approach to flexible benefits allows employees to make choices appropriate for them.

Each employee has access to a wide choice of lifestyle, health and wellbeing options best suited to their individual lifestyle goals.

  • Above average employer pension contributions
  • Annual bonus
  • Annual leave: 25 days holiday, plus bank holidays and 12 flexi days
  • Network groups : To demonstrate our ongoing commitment to diversity & inclusion we have network groups for Carers (employees who care for someone who is either older, disabled or seriously ill) Enable (supporting people with disabilities) Equalise (development of a gender balanced workforce) Pride (promoting equality for all LGBTQ+ individuals) We also work in partnership with AFBE (Association for Black and Minority Ethnic Engineers).

Security Clearance

You must be eligible for full security clearance (SC).

For more information and guidance, please visit - https://www. gov. uk/government/publications/united-kingdom-security-vetting-clearance-levels

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.

Primary Location: GB - Southampton | Contract Type: Employee-Permanent | Hybrid Working: Hybrid International, multicultural, innovative, technological: this is Leonardo.

To find out about all of our Company benefits please visit: https://uk. leonardocompany. com/en/people-careers/life-at-leonardo/company-benefits

The company’s passionate and talented team is strongly influenced by STEM (Science, Technology, Engineering, Mathematics) expertise, with a diverse range of experience that enables colleagues to share knowledge and know-how across the generations.

Leonardo always wants to expand its talent pool, here you can find the right opportunity for you!

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Senior Software Engineer in Southampton employer: Leonardo S.p.A.

Leonardo UK is an exceptional employer, offering a supportive work culture that prioritises employee wellbeing and professional growth. With a comprehensive benefits package, including generous leave, an award-winning pension scheme, and access to extensive learning resources, employees are empowered to thrive both personally and professionally. Located in Edinburgh, the role of Lead Project Manager provides unique opportunities for collaboration within a diverse team, contributing to cutting-edge projects in Aerospace, Defence, and Security.

Leonardo S.p.A.

Contact Details:

Leonardo S.p.A. Recruitment Team

We think you need these skills to ace Senior Software Engineer in Southampton

C++
Object Oriented Software Development
Electronics Familiarity
Firmware Development
Test Frameworks
Microservices Architecture
HMI/GUI/UX Design