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At Babcock, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Senior Software Engineer at Ashton, near Bristol, Somerset.

Our engineers are trusted with work that genuinely matters. From advanced communications to real‑time data processing, we deliver technology that protects people, infrastructure and national interests. A career in defence, aerospace and engineering at Babcock is challenging, purposeful and deeply rewarding offering you the opportunity to make a lasting impact while developing your expertise.

About the Programme and Domain

This role offers the opportunity to work within the rapidly evolving Cyber and Electromagnetic Activities (CEMA) domain, supporting the development of advanced capabilities that help military and government organisations understand, protect, operate within and effect the modern electromagnetic environment.

Successful candidates will contribute to the design and delivery of sophisticated software-defined and RF-enabled systems, integrating technologies across sensing, communications, electronic warfare, data processing, and mission systems. Working as part of a multidisciplinary engineering team, you will help develop cutting-edge solutions from concept through to deployment, applying modern open architectures, embedded technologies and high-performance computing techniques to solve complex operational challenges.

The programme provides the opportunity to work on technically demanding and nationally significant projects, alongside specialists from systems, software, hardware, RF, FPGA, cyber and data disciplines, using state-of-the-art development, integration and test facilities.

The role

As a Senior Software Engineer, you’ll play a key role in developing high‑performance software for real‑time and embedded systems. Working within a small, highly skilled engineering team, you’ll contribute across the full development lifecycle from design and implementation through to integration, testing and deployment.

This is an exciting opportunity to work on cutting‑edge software‑defined radio and digital signal processing solutions, applying your experience to complex, real‑world challenges. You’ll collaborate closely with systems, quality, requirements and acceptance engineers, gaining broad exposure while continuing to grow your technical leadership and influence within a high‑integrity environment.

Day-to-day, you’ll collaborate with a team of engineers to design, build, test, and deploy embedded RF applications across the full life cycle. Applications will require integration with an OpenCPI platform. Applications include:

System On Chip (SoC) DSP solution development
Test and verification activities
Integration with System-on-chip platforms
Data exchange with services higher in the stack

This role is full time, 37 hours per week and provides hybrid working arrangements with days onsite and days working from home.

Essential experience of the Senior Software Engineer

Proven, recent development experience over multiple projects in C++ and DSP Engineering
Experience developing digital signal processing applications
Experience working with embedded or real‑time operating environments
Experience contributing to test, verification and integration activities
Strong collaborative skills within engineering delivery teams

Qualifications for the Senior Software Engineer

Bachelor’s degree in electrical/computer engineering or equivalent relevant experience.

Security Clearance

The successful candidate must be able to achieve and maintain Developed Vetting (DV) / Counter Terrorist security clearance for this role. Sole UK National.

Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk).

What we offer

Generous holiday allowance
Matched contribution pension scheme, with life assurance
Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
Employee share scheme
Employee shopping savings portal
Payment of Professional Fees
Reservists in the armed forces receive 10‑days special paid leave
Holiday Trading to buy or sell annual leave
‘Be Kind Day’ — one paid volunteering day each year
Flexible working options that support work‑life balance
A dynamic working environment

Babcock

We’re Babcock — a global FTSE 100 organisation with over 26,000 people working together to make a difference.

Here, you’ll be part of something bigger. From initial design to final decommissioning, your work will contribute to products and services that are essential to national security and public infrastructure. Together, we’re building a future that lasts — not just through the impact we make, but through meaningful careers that respect your work-life balance.

We call that lifetime engineering.

Join us and see how far we can go, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing date: 27/07/2026

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