Senior/Staff Software Engineer (Nova Core)

Senior/Staff Software Engineer (Nova Core)

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and build backend services for secure, reliable command-and-control operations.
  • Company: UFORCE, a cutting-edge defence-technology company based in London.
  • Benefits: Competitive salary, health benefits, and opportunities for professional growth.
  • Other info: Dynamic work environment with a focus on innovation and collaboration.
  • Why this job: Join a mission-driven team shaping the future of defence technology.
  • Qualifications: 5+ years in backend systems, strong API design, and operational ownership.

The predicted salary is between 63000 - 77000 £ per year.

UFORCE exists to make aggression unaffordable.

Founded in Ukraine and headquartered in London, UFORCE is a defence-technology company with operations across Europe, the United States and Asia.

UFORCE builds uncrewed vessels, ground robotics and aircraft, autonomy software, and the command-and-control layer that operates them together.

Each platform is deployable on its own, and stronger as part of the system.

Its product lines include the MAGURA family of uncrewed surface vessels, the NEMESIS family of strike platforms, the LIUT family of ground robotic platforms, and counter-UAS systems.

About the role

The Senior/Staff Software Engineer (Nova Core) will design, build, and operate the backend services and platform foundations that enable reliable, secure, and maintainable C2 operations across Nova Cloud deployments.

This role focuses on the Nova Core “inner loop”: service architecture, APIs, data models, persistence, authn/authz, observability, and developer experience that other Nova modules and product teams depend on.

  • What you’ll do
  • Own and ship critical Nova Core backend services (e. g., common APIs, configuration service, tenant/environment lifecycle, shared domain libraries).
  • Design stable, backward-compatible API contracts (schemas, versioning, deprecation/migration playbooks) to protect dependent services and teams.

Build and evolve data models and persistence layers, including schema evolution, migrations, correctness guarantees, and safe rollout strategies.

  • Establish production-grade operability: structured logging, metrics, tracing, dashboards, and actionable alerts; write and maintain runbooks.
  • Improve reliability over time by reducing incident frequency and driving down MTTD/MTTR through instrumentation and post-incident improvements.
  • Implement secure-by-default backend patterns (least privilege, secret management, audit events, policy hooks) and make them reusable across teams.
  • Contribute to and enforce consistent RBAC/permissions and authorization checks across services and APIs.
  • Add security-focused tests and CI/CD gates informed by threat modeling to reduce regressions.
  • Build and maintain shared backend libraries/SDKs with strong documentation and examples to accelerate adoption and reduce duplicated work.
  • Improve developer experience: faster local workflows, environment parity (e. g., dockerized deps, seeded data), and rapid test feedback.
  • Strengthen test harnesses (contract tests, integration tests, performance baselines) to catch cross-service breakages earlier.
  • Diagnose and fix high-impact performance bottlenecks (latency hot paths, caching, concurrency, DB query efficiency) and introduce pragmatic performance budgets.
  • Refactor brittle areas and pay down targeted technical debt to improve maintainability and reduce operational risk.
  • Communicate trade-offs clearly and collaborate effectively with dependent engineering and product teams.
  • What success looks like
  • Core Nova services are delivered, adopted, and operated reliably with clear SLIs/SLOs and runbooks.
  • Observability is strong enough that incidents are detected quickly and resolved faster over time (improving MTTD/MTTR).
  • API versioning and compatibility practices reduce integration churn and prevent breaking changes for dependent teams.
  • Security and access-control foundations (authn/authz, auditability, secret handling, least privilege) are consistently applied across Nova Core services.
  • Shared contracts, libraries, and SDKs meaningfully reduce duplicated service work and accelerate delivery across Nova modules.
  • CI/CD and release processes enable safer, more frequent deployments of core services.
  • Performance and correctness improve measurably in critical workflows (latency, resource usage, query efficiency, failure handling).
  • Technical debt is paid down in targeted areas, improving maintainability and reducing operational risk.
  • Required Qualifications
  • 5+ years building and operating production backend systems and services.
  • Strong experience in API design, backend architecture, and evolving contracts safely over time.
  • Solid data modeling and persistence experience (SQL and/or No SQL), including migrations and schema evolution.
  • Demonstrated operational ownership: observability, on-call readiness, incident response, and production debugging.
  • Security-first backend engineering experience, including authn/authz patterns and audit/event design.
  • Strong testing discipline (unit/integration/contract testing) and ability to build reliable systems under real-world constraints.
  • Clear communication and cross-team collaboration skills; comfortable aligning stakeholders on architecture decisions.
  • Nice to have
  • Experience building platform foundations for multi-service environments (shared libraries/SDKs, service templates, internal platforms).
  • Experience with multi-tenant systems, tenant lifecycle management, and environment provisioning patterns.
  • Experience with distributed systems reliability patterns (idempotency, retries, transactional workflows, consistency trade-offs).
  • Experience with performance engineering (profiling, load testing, latency budgets) and cost-aware backend optimization.
  • Experience in defence tech / C2/C4ISR / tactical systems, constrained deployments, or regulated/on-prem environments.

The nature of combat has changed.

Tomorrow’s battlefield success depends on autonomy, speed, and adaptability.

And UFORCE is ready.

Are You?

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Senior/Staff Software Engineer (Nova Core) employer: UFORCE

UFORCE is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration in the defence technology sector. Employees benefit from comprehensive growth opportunities, hands-on experience with cutting-edge AI/ML tools, and the chance to contribute to impactful projects that enhance battlefield capabilities. Located in a vibrant area, UFORCE provides a supportive environment where your contributions are valued and recognised.

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Contact Details:

UFORCE Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior/Staff Software Engineer (Nova Core)

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at UFORCE or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to UFORCE.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like UFORCE.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like UFORCE that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Senior/Staff Software Engineer (Nova Core)

Backend Systems Development
API Design
Service Architecture
Data Modelling
Persistence Layer Management
Observability Implementation
Security Engineering

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at UFORCE.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at UFORCE and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at UFORCE

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If UFORCE uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.