Senior software Engineer

Senior software Engineer

Senior software Engineer

Location: This is a Hybrid working role. Whiteley, Hampshire

Clearance Required: This role will require attainment and maintenance of SC clearance.

At Leidos, we deliver innovative solutions through the expertise, dedication and diversity of our people. We work alongside customers across Defence, Government, Safety, Security and Transportation. Everything we do is guided by our commitment to doing the right thing for our customers and our colleagues. Our Mission, Vision and Values shape the way we work and the impact we deliver.

We are seeking an experienced Software Engineer to join our Air Traffic Management programme. This is an opportunity to play a key role in the development and sustainment of safety-critical, real-time Air Traffic Control systems.

As part of a multi-disciplinary engineering team, you will be responsible for delivering complex software solutions across the full software development lifecycle, from requirements analysis and system design through to implementation, integration, testing, deployment and operational support. You will work across multiple applications and technical domains, applying your expertise to solve challenging engineering problems and drive successful project outcomes.

You will contribute technical leadership within project teams, influence engineering approaches and design decisions, and collaborate closely with customers, stakeholders and engineering disciplines to ensure the delivery of robust, high-quality software solutions.

While knowledge of Air Traffic Management systems would be advantageous, it is not a prerequisite for the role as we recognise that strong software engineering skills are transferable. Successful candidates will receive domain-specific training and support to build their understanding of Air Traffic Management systems and operational practices.

Knowledge And Experience

Strong software development experience using Ada (83/95), C++, C or similar engineering-focused languages

Software design, development and integration within Linux or Unix style environments

Scripting and automation using technologies such as Python, Shell or Perl

Networked and distributed systems, including TCP/IP-based communications

Requirements analysis, software design, implementation, integration, verification and maintenance

Experience delivering software within safety-critical, mission-critical or high-integrity environments

Configuration management, change management and release processes

Experience working within structured development lifecycles, including Waterfall and V-Model approaches

Typical Responsibilities

Investigation and resolution of complex software and system issues

Define, develop and maintain software requirements and technical baselines

Contribute to software architecture and design decisions across multiple applications and projects

Develop and implement robust software solutions that meet customer and business requirements

Provide technical leadership and guidance to engineering teams

Identify, assess and manage technical risks, opportunities and dependencies

Support project planning, estimation and delivery activities

Work collaboratively with Systems Engineering, Formal Test, Cyber, DevOps and Programme Management teams

Engage with customers, suppliers and other stakeholders to support delivery objectives

Review engineering deliverables and ensure compliance with applicable standards, processes and best practices

Produce and review technical documentation, design artefacts and engineering reports

Support operational deployments and customer acceptance activities as required

Qualifications And Attributes

Strong problem-solving and analytical skills with the ability to develop innovative solutions to complex technical challenges

Excellent written and verbal communication skills

Ability to influence technical direction and support engineering decision-making

Experience working across multiple projects or technical domains simultaneously

Ability to build effective working relationships with customers, stakeholders and engineering teams

Degree in Computer Science, Software Engineering, Engineering or a related discipline, or equivalent experience

Appointment is subject to the successful candidate holding, or being eligible to obtain, UK Security Check (SC) clearance.

What We Do For You

At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.

Contributory Pension Scheme

Private Medical Insurance

33 days Annual Leave (including public and privilege holidays)

Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme and much more!)

Flexi-Time Working

Commitment To Diversity

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Who We Are

Leidos UK & Europe – we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Pay Range

£61,500.00-£78,800.00

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay And Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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