workable
Senior Software Engineer
Zaizi
London, GBR
Full-time
Senior · 4+ years experience
Hybrid
Discovered 2 weeks ago
TypeScriptNode.jsReactPythonFastAPIREST
Free
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TypeScriptNode.jsReact
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Requirements
- Full-Stack Application Development: Design and build resilient, secure web applications, microservices, and APIs (TypeScript, Node.js, React, or Python) for cloud and hybrid MoD landing zones.
- Edge & Tactical Systems Integration: Develop native Android background services (Kotlin on ART), IPC/AIDL interfaces, and Cursor-on-Target (CoT) data routers connecting front-end C2 displays (e.g., OmniTAK, ATAK) to backend services.
- Secure by Design (SbD) Implementation: Write clean, well-tested code following NCSC Secure Development Principles, NCSC Cloud Security Guidance, and JSP 440 controls.
- CI/CD & DevSecOps: Automate build, test, and containerisation pipelines (Docker, GitOps, GitLab CI/GitHub Actions) for both air-gapped systems and enterprise cloud environments.
- Client Delivery & Mentorship: Lead technical user stories on funded MoD statements of work (SoWs), participate in Agile delivery ceremonies, and mentor mid-level engineers.
Required Qualifications & Experience
- 1. Defence & Security Baseline
- Active UK SC Clearance (minimum) with UK nationality/sovereignty requirements.
- Hands-on experience delivering under MoD software development standards and Secure by Design (SbD) frameworks.
- 2. Full-Stack Engineering (Web & APIs)
- 4+ years of production experience with modern Web stacks (TypeScript, React, Node.js, or Python/FastAPI).
- Strong API design experience (REST, GraphQL, gRPC, WebSocket) and relational/non-relational database design (PostgreSQL, SQLite).
- 3. Systems & Mobile Architecture (Android ART)
- Proficiency in Kotlin or Java on native Android environments, including background services, thread management, and Inter-Process Communication (IPC via AIDL/Binders).
- Understanding of event-driven architectures, local socket communication, and memory optimization under resource-constrained conditions.
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