Operational Cyber Software Engineer

Cyber UK; Gloucester; On-site; GBP 50,000 - 70,000; Full time

Benefits offered by this job

Dedicated training budget

Flexible working hours

Private medical and dental insurance

Competitive pension scheme

Cycle to work scheme

Childcare vouchers

Job summary

A cyber defense company based in Gloucester is looking for an Operational Cyber Software Engineer. The role emphasizes a proactive approach to security, technical mentorship, and adaptability in a fast-paced environment. Applicants should have proficiency in languages such as C++, knowledge of high-assurance development principles, and the ability to work collaboratively. The company offers a supportive culture, dedicated training resources, and a range of flexible benefits, ensuring a healthy work-life balance.

Qualifications

• Familiarity with various development tools and techniques.
• Knowledge of high-assurance development principles.
• Intermediate to advanced understanding of computing principles.
• Proficiency with at least one solution and one utility language.
• Ability to communicate technical topics to diverse audiences.

Responsibilities

• Understand and use development methodologies for solutions delivery.
• Work collaboratively to deliver high-assurance code.
• Design, develop, test, and document software according to best practices.
• Embrace emerging technologies while identifying potential risks.
• Identify security flaws during design and implementation.

Skills

Development tools

High-assurance development principles

Computing principles

C++

Python

Communication skills

Tools

IDEs

Debuggers

Source control

Job description

Operational Cyber Software Engineer

Location: Gloucester, Manchester, London – Onsite work required, with consideration for both full and part-time applicants – please speak to your recruiter about the options

Requisition ID: 121882 Grade: GG10 – GG12

Operational Cyber Group is a team of industry-leading experts in high‑assurance development, research, reverse engineering, and vulnerability research. With a focus on National Security, we work on some of the country’s toughest challenges. Our people provide mission‑changing capability for our customers across a wide variety of platforms and technologies. We are looking for experienced Software Engineers who want to have a real impact, and who are keen to apply their creative thinking to the ever‑changing space of cybersecurity. Whether you have worked in this industry before or not, you will receive a dedicated training budget, along with all the mentorship and support to succeed in our team.

Role Description

• Technical delivery: understand and use various development methodologies to deliver solutions to our customers, factoring in operational security into system design, development, and testing.
• Mentorship, team‑leadership, and collaboration: work in teams to deliver high‑assurance code, conducting constructive peer review, and knowledge sharing with junior team‑members.
• Implementing robust solutions: design, develop, test, and document software in accordance with business & industry best practices, to meet our customer requirements, leveraging continuous integration where appropriate.
• Adaptability: embrace emerging technology, tools, and language trends, while identifying the risks that they could present.
• Security mindset: be capable of identifying flaws during solution design and implementation, along with mitigations.

What we are looking for

• Familiarity with a variety of development tools (IDEs, debuggers, source control) and techniques (unit testing, mocking, continuous integration, test‑driven development).
• Knowledge of the principles of high‑assurance development, and an awareness of the importance of IT security for companies and governments.
• Intermediate to advanced understanding of computing principles (e.g. stack/heap distinction, compiled/interpreted languages).
• Proficiency with at least one solution language (e.g. C++, Java, C#) and one utility language (e.g. Python, JavaScript, Perl, PowerShell).
• Ability to use and configure more than one major operating system.
• Ability to pick up new languages and technologies easily.
• Ability to communicate regarding technical topics to a variety of audiences, including non‑technical.
• Experience working with teams and leading technical tasks.

Why join us?

• You will receive a dedicated training budget to use during your first year with us. This can cover major cybersecurity conferences such as Black Hat, specialist training, and more.
• By joining the Operational Cyber Group, you will be addressing the most critical cyber needs of governments and businesses across the globe, with a meaningful and tangible impact on UK National Security.
• Work‑life balance is important to us: we can offer a variety of hours to suit individual needs, such as part‑time or flexible working around core hours, along with a minimum of 25 days of holiday per year.
• Our flexible benefits package includes private medical and dental insurance, a competitive pension scheme, cycle to work scheme, childcare vouchers, discount cards and more.
• We are a supportive, inclusive and friendly team, committed to helping each other learn and succeed. We have a number of Diversity and Support groups which cover everything from gender diversity to mental health and wellbeing.
• With clear career progression pathways, mentorship, as well as ongoing training throughout your career, you can feel confident that your aptitude will be rewarded.
• We offer additional leave to cover Reservist and Cadet Force Adult Volunteer duties.

Please be aware that this role is subject to security restrictions. We do not expect you to have a security clearance before applying, but you will need to be eligible to work in the UK, and be able to successfully achieve an eDV UK security clearance. For more details see . Our recruiters are happy to explain the process.

Why BAE Systems Digital Intelligence? 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. This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Job Title: Operational Cyber Software Engineer

Job City: Gloucester

Professional Area: Engineering – Software

Job Req ID: 121882