Senior Software Engineer - Growth in London

Hi! We\’re UW. We\’re on a mission to take the headache out of utilities by providing them all in one place. One bill for energy, broadband, mobile and insurance and a whole lot of savings!

We\’re aiming to double in size as we help more people to stop wasting time and money—big ambitions, to be delivered by people like you.

Core Responsibilities

Work primarily in Go, GraphQL, Docker & Kubernetes

Break down complex work and deliver with minimal oversight

Maintain strong engineering standards across code, documentation and security

Own deployments within the team\’s Kubernetes namespace

Mentor mid-level engineers through pairing, PR reviews and technical leadership

Collaborate with product/design to refine scope and solve problems pragmatically

Impact and Launches

Improving resilience, scalability and system reliability

Raising engineering standards across observability, SLAs and deployment quality

Contributing to key launches (including partner rollout and rebrand work)

Supporting distributed system improvements and database migration projects

Required Skills and Experience

Strong production experience with Go (non-negotiable)

Fluency with GraphQL, Docker and Kubernetes

Experience with distributed systems , concurrency and event-driven architectures

Good understanding of resilience, observability, uptime, SLAs and progressive degradation

Experience with CI/CD tooling (GitHub Actions, ArgoCD), Terraform and cloud workflows

Familiarity with Kafka and database migrations (CockroachDB → RDS) is beneficial

Comfortable contributing to React/TypeScript when required

Strong communication, collaboration and problem-solving skills

Experience mentoring mid-level engineers and modelling engineering best practices

Comfortable working in autonomous, product-focused teams

Benefits

An industry-benchmarked salary. We\’ll share it during your first conversation.

Share Options and Save as You Earn scheme.

Flexible working — remote-first with access to hot desks across the UK and a central London hub.

Work-from-anywhere policy for up to 2 weeks per year.

Discounts on our services and a free Cashback Card.

Matched-contribution pension scheme and life assurance up to 4x salary.

Family-friendly policies designed to help you and your family thrive.

Discounted private health insurance, Employee Assistance line and free Virtual GP.

Belonging groups helping shape an inclusive future.

A commitment to learning and progression through our Career Development Framework.

Apply HereWe\’ve got big ambitions so there\’s going to be plenty of challenges. There are also a lot of benefits. If you\’re ready to help grow a fast-moving startup while working on cutting‐edge cloud‐native infrastructure, we\’d love to hear from you!

Worried you don\’t hit every criterion? We welcome applications from diverse backgrounds — let us chat!

David Finlay will be your point of contact throughout the recruitment process.

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