Senior Software Engineer

Leonardo; Southampton; Hybrid; GBP 55,000 - 85,000; Full time

Benefits offered by this job

Flexible hours

Flexible benefits

Pension contributions

Annual bonus

25 days holiday

Bank holidays

Flexi days

Job summary

Leonardo in Southampton seeks a Software Engineer with C++ experience to contribute to a new generation of features and capabilities within the Integrated Sensors & Protection line. You will join a community of engineers driving innovation across defence and commercial projects, with emphasis on cross‑platform development in Windows and Linux environments.

The role offers collaboration within an Agile framework, emphasis on hardware interfacing and test development, and opportunities to grow

Qualifications

• Proficient in C++ or similar Object Oriented language for software development.
• Familiar with electronics and lower-level firmware interfaces.
• Experience with developing Windows & Linux applications and cross-platform concerns.
• Knowledge of test frameworks and iterative development lifecycles is advantageous.

Responsibilities

• Develop new features and capabilities using modern software solutions.
• Collaborate with a community of software engineers to improve and innovate.
• Contribute to Test Engineering solutions and interfaces between hardware and software.

Skills

C++ development

Windows & Linux apps

Agile development

Hardware interfacing

Test frameworks

Git/Jira/DevOps

Microservices/Containerisation

HMI/GUI/UX

Tools

Python

LabVIEW

CUDA integration

Job description

Job Description

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 / DevOps / Git)
• Familiarity with development to design and coding standards.
• Good teamwork and communication abilities

Useful to have

• Python, C#, LabVIEW 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.
• 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: We offer 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).

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

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.

Be part of something bigger -

Primary Location

GB - Southampton

Contract Type

Employee-Permanent

Hybrid Working

Hybrid