Operational Software Engineer

Salary: £42,500 - 70,500 per year

• We are looking for experienced software engineers with skills and experience in several of the areas listed, as well as the ability to lead technical projects.
• We are ideally looking for a candidate with an active Security Clearance, although we will consider sponsoring new clearances for candidates who meet our technical requirements.
• We need strong technical expertise, meticulous attention to detail, and a commitment to delivering robust, dependable solutions.
• We are looking for full-stack developers who can move between front-end design and embedded platform development.
• We work primarily with Python, and strong understanding of C, C++, Kotlin, JavaScript, and Rust will fit well.
• Strong fundamentals in Radio Frequency communications and a desire to learn more are desirable.
• Experience leading a team of developers through a complete project lifecycle, including requirements capture, design review, implementation, and assurance, is desirable.
• Commitment to code correctness and quality assurance through static analysis, code review, automated testing, and continuous integration is desirable.
• Comfort operating under limited guidelines and requirements is desirable.
• Hands-on experience targeting FPGA and Software-Defined Radios, and knowledge of traditional telecommunications and satellite communications systems, is desirable.
• Demonstrable Android development experience, native or multiplatform, is desirable.
• Design, development, and maintenance of live micro-service platforms is desirable.

• Design new clean-slate products with complete autonomy over architecture.
• Add new capabilities to, or replace core components of, existing products.
• Build quick prototypes to confirm the feasibility of proposed technical approaches and iterate until they meet requirements.
• Work hands-on in the day-to-day delivery of projects, typically alongside one or two colleagues.
• Help unlock the potential of junior colleagues by encouraging idiomatic code, demonstrating engineering rigour, and sharing knowledge.
• Help drive engineering processes to maintain code quality while balancing realistic delivery timescales and client requirements.

• Android
• Embedded
• FPGA
• Hardware
• Support
• Java Script
• Kotlin
• Linux
• Python
• Rust
• Security
• C++

We are partnering directly with Core Tech Security to hire for our Capability Development team, which develops bespoke software for clients in the Cyber Security domain. Our Operational Technology projects focus on novel communications and analytics across platforms from bare-metal through to large-scale Android and Linux deployments. We work on user-driven applications, often involving bespoke hardware solutions, and we are led by engineers who continuously improve our lightweight development processes using knowledge gained from each project.

Promotions are based on technical excellence and reviewed regularly.

• We offer 25 days of holiday per year plus bank holidays
• the option to buy up to 5 additional days
• extra holiday accrual from 2 years service
• We also provide relocation support
• training and development opportunities
• an OReilly books subscription
• regular technical events and socials
• free seasonal refreshments
• private medical cover
• mental health support
• an annual health assessment
• a bonus scheme
• 8% company pension contribution
• death in service cover
• enhanced family leave
• an enhanced cycle-to-work scheme

last updated 40 week of 2026