> Markdown version of [/jobs/ext/2159622-release-engineer](https://www.wearedevelopers.com/jobs/ext/2159622-release-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Release Engineer - **Company:** Hackajob Ltd - **Location:** Cheltenham, UK - **Contract:** Permanent contract - **Skills:** Adobe InDesign, Automation of Tests, Cyber Security, Continuous Integration, White-Box Testing, System-level Testing, Build Process, Operational Systems, Vulnerability Analysis - **Published:** August 21, 2026 - **Apply:** https://www.totaljobs.com/job/release-engineer/hackajob-ltd-job107752316 ## About the Role Our Capability Development team develops bespoke software for our clients in the Cyber Security domain. We may be building assured software that prioritises engineering rigour and reliability, rapid cyber solutions that stitch together tooling for high-impact results, or blended operational systems that address real-world challenges in the field. Common to all is commitment to technically led decisions, to meaningful technical challenge, and to engaging career paths where your work makes it off the shelf and into the hands of our customers. All of our roles demand strong technical expertise, meticulous attention to detail, and a commitment to delivering robust, dependable solutions that our clients can rely on when it matters most., * Strong command of common testing methodologies (e.g., Black-box, White-box, Regression, and Exploratory testing). * Proven experience with automated testing tools and frameworks relevant to modern operating systems, such as Android or iOS. * Experience working within a CI/CD environment and an understanding of how to integrate automated quality gates into the build process. * A "shift-left" mindset, with a demonstrated ability to engage in design reviews and requirement analysis to catch issues early. * Familiarity with security-focused testing practices or vulnerability assessment. * Strong analytical skills and a meticulous attention to detail. This vacancy is for experienced test engineers and will require skills and experience in several of the areas listed. ## Description To support this mission, we are seeking a Test Engineer dedicated to ensuring that every solution we deliver is robust, dependable, and meets the highest standards of quality. You will play a critical role in our commitment to delivering reliable software that our clients can trust in high-stakes environments. We are ideally looking for a candidate who holds an active Security Clearance to join our team. What you'll do: * Developing and implementing comprehensive test strategies and plans for both new "clean-slate" products and existing core components. * Collaborating deeply with Software Engineers throughout the entire development lifecycle, from initial requirements capture to final deployment. * Designing, building, and maintaining automated testing frameworks to increase delivery velocity while ensuring system correctness. * Performing rigorous manual and automated testing (including unit, integration, and system-level tests) to validate technical approaches. * Identifying, documenting, and tracking defects, working closely with the engineering team to drive rapid resolution and prevent regressions. * Helping to evolve our engineering processes by integrating quality assurance checkpoints into our continuous integration pipelines. You will play a key role in ensuring the long-term sustainability of our solutions by championing high standards for technical documentation and architectural clarity. You will work to bridge the gap between complex operational needs and precise engineering specifications, ensuring that even our most rapid cyber solutions are built on a foundation of clear design that supports continuous improvement and seamless client handovers. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Empowering Democratic Processes: Building a Hybrid Voting Platform](https://www.wearedevelopers.com/videos/1163-empowering-democratic-processes-building-a-hybrid-voting-platform) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Agile work at CARIAD – Creating a customer web application for controlling the vehicle ](https://www.wearedevelopers.com/videos/200-agile-work-at-cariad-creating-a-customer-web-application-for-controlling-the-vehicle) - [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines) - [Reusing apps between teams and environments through Containers](https://www.wearedevelopers.com/videos/107-reusing-apps-between-teams-and-environments-through-containers) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)