Senior Software Engineer – Growth

November 26

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Utility Warehouse

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Energy • Telecommunications

Utility Warehouse is a UK-based company offering bundled services including energy, broadband, and mobile to maximize customer savings. They provide incentives such as up to 10% cashback on spending and offer coverage for termination fees up to £400 when switching from other providers. Utility Warehouse promotes a streamlined billing system with a single bill for multiple services, intending to offer competitive prices compared to major suppliers. The company emphasizes excellent customer service and has received multiple industry awards. Customers can choose from various services and enjoy significant savings through their cashback scheme.

1001 - 5000 employees

Founded 1996

⚡ Energy

📡 Telecommunications

📋 Description

• You’ll help evolve our signup and ordering flows into a resilient, scalable platform capable of supporting UW’s next phase of growth. • 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. • 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.

🎯 Requirements

• 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 • Ability to deliver end-to-end: design → build → deploy → support • 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. • 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.