Backend Software Engineer National Security Business Be part of a growing and highly trusted supplier within the National Security domain, delivering mission‑critical solutions that help keep the nation safe, secure, and prosperous. You’ll work with leading‑edge technologies across AI, Data Science, Cyber, Cloud, DevOps, SRE, and Platform Engineering. We’ve secured long‑term programmes across the full technology spectrum on the latest customer frameworks, providing a strong platform for continued growth and innovation. Join us as we embark on an exciting and ambitious expansion journey. As a Backend Software Engineer, you’ll play a key role in designing and developing mission‑critical technical solutions for our National Security customers. Roke is a leading technology & engineering company with clients spanning National Security, Defence and Intelligence. You will work alongside our customers to solve their complex and unique challenges. You’re a Backend Software Engineer that enjoys developing novel products; leading, innovating and inventing by bringing the physical and digital together. You will be responsible for developing, testing and deploying high speed software components written in a variety of modern languages. These analytics are a vital link in the primary processing chain of Roke’s National Security customers, enabling downstream analytics and reporting. Key responsibilities Write clean, secure, high‑performance code in Go. Deploy containerised services to Kubernetes clusters using Helm charts and ArgoCD. Translate logical solution designs into detailed technical designs. Support the scrum team by decomposing user requests and key results into epics and user stories. Produce high‑quality documentation using agreed standards, methods, and tools, including prototyping tools where appropriate. Actively participate in Agile ceremonies, including daily stand‑ups, epic decomposition sessions, sprint planning, reviews, and demos. Monitor deployed systems for performance or operational issues and implement updates or fixes as required. Required skills Proven experience developing software in Go or Python Strong DevOps knowledge, ideally with Docker, ArgoCD, and GitLab CI Hands-on experience deploying applications to Kubernetes using Helm charts Good understanding of Agile software development practices and modern engineering techniques Preferred Skills Experience with Redis Knowledge of the Robot testing framework Exposure to CNCF monitoring stack (Prometheus, Thanos, Grafana) Familiarity with message‑brokering systems (e.g., NATS, Qpid, Kafka) Understanding of Linux networking concepts Experience working with AWS Built on over a 60 year heritage, Roke offers specialist knowledge in sensors, communications, cyber, and AI and ML. We change the way organisations think and act – through dynamic insights from the analysis of multiple layers of data. We take care of the innovative, technical stuff that keeps everyone safe – that’s our mission, passion, and motivation. Where you’ll work… ROMSEY - Located within beautiful Hampshire countryside, close to the picturesque New Forest District and not far from a superb stretch of the south coast. This is no corporate concrete jungle; this is a manor house site, with ample parking an on-site gym and a driveway full of daffodils in the spring. Clearances… Due to the nature of this role, we require you to be eligible to achieve DV clearance. The Next Step Click apply, submitting an up-to-date CV. We look forward to hearing from you.