Senior Software Engineer (C# .NET)

Leonardo Worldwide Corporation; Luton; On-site; GBP 45,000 - 55,000; Full time

Benefits offered by this job

Generous leave with flexi-days

Award-winning pension scheme

Mental health support

Free online courses

Financial rewards for referrals

Flexible benefits spending

Job summary

Leonardo Worldwide Corporation is seeking a Senior Software Engineer in Luton with expertise in C# .NET. You will work on innovative defence technology, ideally with around 4 years of software engineering experience.

This role offers opportunities for growth, collaboration, and learning in a hybrid working environment. Enjoy a comprehensive benefits package including flexible hours, pension contributions, and mental health support.

Qualifications

• Around 4 years of practical experience in software engineering using C# .NET.
• Good understanding of object-oriented design principles.
• Awareness of automation in build, test, and deployment processes.

Responsibilities

• Deliver reliable software solutions as part of a team.
• Work on the latest defence technology.
• Share ideas and learn from multi-disciplinary teams.

Skills

C# .NET

Object-oriented design

Agile methodologies

Collaboration

Continuous Improvement

Tools

WPF

WinForms

Visual Studio

Microservices

Containerization

CI/CD tools

Job description

## Senior Software Engineer (C# .NET)Applylocations: GB - Luton - Cap. Green 300time type: Full timeposted on: Posted Todayjob requisition id: R0024764**Job Description:*****Salary Range:** £45,000 - £55,000**Leonardo UK operates a grade-based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity.***Your Impact**We are looking for talented Software Engineers with a solid foundation in C# .NET and a passion for learning and growing. If you are eager to develop your technical skills, leadership capabilities, and decision-making confidence, this role offers an excellent opportunity to advance your career.**What You’ll Bring**Working within our Integrate Mission Solutions sector this role provides an opportunity to work on the latest defence technology within a mature development environment. Key skills and behaviours include:* **Hands on Experience**: Around 4 years of practical experience in software engineering using C# .NET, delivering reliable solutions as part of a team.* **Technical Foundations:** A good understanding of object-oriented design and familiarity with frameworks and tools such as WPF, WinForms, and Visual Studio. Exposure to microservices and containerisation is a plus.* **DevSecOps Awareness:** Interest in automation across build, test, and deployment processes (CI/CD) and an understanding of Secure by Design principles.* **Lifecycle Knowledge:** Experience with the software development lifecycle and Agile methodologies.* **Collaboration & Growth Mindset:** Ability to work effectively in multi-disciplinary teams, share ideas, and learn from others.* **Continuous Improvement:** Enthusiasm for adopting best practices and improving processes.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