Our Billing and Subscriptions team sits at the heart of how SumUp's merchants pay for, manage, and grow with our products. We own the billin…
Location: London
Working Pattern: Hybrid
Salary: £60,000 to £80,000 per annum + benefits + company shares
Experience: 2 - 4 years
Eligibility: Must have a minimum of 3 years’ UK residency
Role Overview
We are supporting an innovative AI start-up delivering high-assurance, mission-critical solutions. This role is suited to a Full Stack Cloud Engineer who thrives in a start-up environment, takes ownership, and is able to think beyond the immediate technical challenge to understand the wider product and business impact.
This is an opportunity to join a high-growth, purpose-driven organisation, offering significant autonomy, technical ownership, and the chance to contribute to impactful solutions in a high-assurance environment.
You will play a key role in building and scaling secure, cloud-native applications where reliability, precision, and performance are critical.
Key Responsibilities
Design, build and maintain full stack, cloud-native applications
Develop scalable backend services using Python
Work across the full development lifecycle, from concept through to deployment
Build and optimise infrastructure on GCP
Collaborate with cross-functional teams to deliver impactful, AI-driven solutions
Ensure high levels of system reliability, security and performance
Contribute to architectural decisions with a focus on scalability and resilience
Key Skills and Experience
2 to 4 years’ experience as a Full Stack or Cloud Engineer
Strong programming capability in Python
Hands-on experience with Google Cloud Platform
Experience building and deploying production-grade applications
Understanding of modern DevOps practices and cloud architecture
Ability to operate effectively in high-assurance, low-throughput environments
Experience in a start-up or scaling business environment
Desirable Background
Experience working within public sector environments such as law enforcement, NHS, or wider government organisations
Exposure to regulated or mission-critical delivery environments
Personal Attributes
Start-up mindset with a proactive, ownership-led approach
Strong ability to see the bigger picture and align technical delivery to broader objectives
Resilient, delivery-focused and comfortable operating where failure is not an option
Strong analytical and problem-solving skills with high attention to detail
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
Our Billing and Subscriptions team sits at the heart of how SumUp's merchants pay for, manage, and grow with our products. We own the billin…
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