Senior Software Engineer

Senior Full Stack Engineer (C#, .NET, API's, SQL, Azure, AI, React)

Location: Richmond (Hybrid – 3 days onsite)

Salary: Up to £80,000 + benefits

We’re partnering with a fast-growing, product-led technology business operating in the cybersecurity space, currently scaling at pace and investing heavily in internal tooling, automation, and AI.

As part of this growth, they’re looking to hire a Senior Full Stack Engineer to take ownership of internal systems and drive operational efficiency across the organisation.

This is a highly impactful, hands-on role where you’ll build and shape internal products that directly influence how the business scales.

The Role

This is a full-stack, product-focused position where you’ll design, build, and evolve internal tools, workflows, and AI-driven solutions.

You’ll work closely with leadership, operations, and engineering teams to identify inefficiencies and turn them into scalable technical solutions.

If you enjoy building from scratch, solving complex operational challenges, and owning outcomes end-to-end, this role offers a great opportunity to make a tangible impact.

What You’ll Be Doing

• Designing and building internal tools, dashboards, and workflows
• Writing production code across backend, frontend, and integrations
• Automating manual processes and improving operational efficiency
• Developing AI-powered workflows and internal agents
• Owning system design (data flows, APIs, integrations, permissions)
• Translating business problems into scalable technical solutions
• Iterating based on feedback, usage, and performance metrics
• Collaborating with stakeholders across the business to identify opportunities for improvement

Tech Environment

• Backend: .NET (C#)
• Frontend: React, TypeScript (Next.js beneficial)
• Cloud: Azure / AWS
• Integrations: REST APIs, webhooks, third-party tools
• Data: SQL / NoSQL
• AI: Exposure to LLMs, Copilot, Claude, Azure AI (Foundry or similar)

What We’re Looking For

Technical

• Strong full-stack engineering background (backend-leaning preferred)
• Experience building end-to-end systems (UI, API, data, integrations)
• Solid experience with APIs and integrations
• Experience with automation and workflow tooling
• Exposure to AI/LLMs in a practical, applied setting

Product & Problem-Solving

• Ability to take ambiguous or manual processes and turn them into scalable solutions
• Comfortable working directly with stakeholders to define and refine requirements
• Focus on delivering measurable impact (efficiency, scalability, time saved)

Leadership

• Experience mentoring or guiding more junior engineers
• Comfortable setting technical direction within a small team
• Strong communication skills across technical and non-technical audiences

Personal Attributes

• Pragmatic and outcome-focused
• Comfortable in a fast-paced, low-process environment
• Team-first attitude with high ownership

The Team

• Reports into a senior business operations leader
• Works closely with product, engineering, and leadership teams
• Opportunity to mentor a junior engineer focused on AI and automation
• Part of a growing function with clear progression opportunities

Benefits

• 25 days holiday + bank holidays
• Pension scheme
• Employee wellness support
• Regular team socials and hackathons
• Flexible working environment
• Additional benefits evolving as the company scales

Process

• Introductory call
• Technical interview
• Final stage with senior leadership

If this sounds like you then please click apply now!