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BAE Systems

C++ Developer

Location:  Gloucester, United Kingdom
Location flexibility:  3 office days / week – Hybrid options are dependant on role and can range from fully remote to on-site full time
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BAE Systems

Senior C++ Developer

Gloucester, United Kingdom

BAE Systems

C++ Developer

Manchester, United Kingdom

BAE Systems

Senior C++ Developer

Manchester, United Kingdom

BAE Systems

C++ Senior Software Engineer – Manchester (GG11/12)

Manchester, UK

BAE Systems

Senior Cyber Software Engineer/ Technical Lead

Gloucester, United Kingdom

Job Description

Location(s): UK, Europe & Africa : UK : Gloucester

BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.

Job Title: C++ Developer

Location: Gloucester (Onsite working)

Who we are

Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow – shaping a safer future, for all of us.

From the depths of the ocean, to the far reaches of space – there’s no limit to where a career at BAE Systems could take you.

Role Description

Are you passionate about working with cutting edge technology, and self-motivated to deliver exciting new capabilities? Are you an experienced C++ developer who likes a challenge and is keen to keep your skills current and even cross train into new technologies?

As an experienced C++ Developer in BAE Systems AI, you’ll be working with our international customers to enhance and maintain cutting edge national security products and will be involved in building exciting new capabilities. The work will be fast paced and at times challenging, but the benefits of the work will be tangible and real. You will be exposed to new approaches, new technology, and new ideas, so a willingness to step out of your comfort zone is a must.

Essential Requirements

Software development in C++ including use of modern standards, third-party/open source software (e.g. boost), writing for performance, and concurrency techniques.

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Detailed knowledge of Linux development including build systems, tools, compilers, kernel and drivers.

Knowledge of computer networking and deep packet inspection, particularly TCP/IP but also HTTP, DNS, DHCP, tunnelling protocols (GTP, MPLS, L2TP).

Complimentary languages and technologies such as Ruby, Python, Puppet and Bash.

Experience of working in an Agile scrum team, and the tooling that supports it, e.g. Jira.

Remotely diagnosing and troubleshooting systems in support.

Why BAE Systems

Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work – this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family – support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.

A place where everyone can thrive.

We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.

We welcome applications from all candidates and give full, fair and open consideration to everyone. If you require any reasonable adjustments during the recruitment process, please
contact our recruitment team to discuss any further support you may need. Connect with us at baesystems.com/connect

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Life at BAE Systems Digital Intelligence

Diversity and inclusion are integral to the success of BAE Systems Digital Intelligence. We are proud to have an organisational culture where employees with varying perspectives, skills, life experiences and backgrounds – the best and brightest minds – can work together to achieve excellence and realise individual and organisational potential.

Division overview: Government

At BAE Systems Digital Intelligence, we pride ourselves in being a leader in the cyber defence industry, and Government contracts are an area we have many decades of experience in. Government and key infrastructure networks are critical targets to defend as the effects of these networks being breached can be devastating.

As a member of the Government business unit, you will defend the connected world and ensure the protection of nations. We all have a role to play in defending our clients, and this is yours.

Working at BAE Systems

3 office days / week – Hybrid options are dependant on role and can range from fully remote to on-site full time

A little flex time – We offer a range of hybrid and flexible working arrangements depending on the role you apply for – explore your options with our recruiter during the application process.

Company employees:

Around 110,000

Hiring in countries

Australia

Malaysia

Poland

Qatar

Singapore

United Kingdom

Office Locations

Company benefits

Adoption leave
Annual bonus
Buy or sell annual leave
Collaboration spaces
Cycle to work scheme
Electric Car Salary Sacrifice
Employee discounts
Enhanced maternity leave – 26 weeks paid, up to 52 weeks total, with the option of returning to work on reduced hours for the first 13 weeks
Enhanced paternity leave – 4 weeks for eligible employees
Enhanced pension match/contribution
Family health insurance
Fertility treatment leave
Gym membership – Discounts available
Health insurance
In house training
Learning license
Lunch and learns
Mental health support
Mental health first aiders
Mental health platform access
Modern office
Neonatal leave
Open to compressed hours
Open to job sharing
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Private booths
Referral bonus
Relocation packages
Reservist leave – 15 days
Salary sacrifice
Secure on-site parking
Share options
Shared parental leave
Mentoring

Awards & Accreditations

Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026