Software Engineer jobs in United Kingdom

Senior Software Engineer (Betting/Trading) – Canary Wharf, London (Hybrid) – £75,000 - £85,000 + Holiday + Pension

This is an excellent opportunity for an experienced developer to join a disruptive technology start‑up at a pivotal moment of growth. If you are a versatile engineer who enjoys working across the full development lifecycle from technical design to rollout and want to see your code directly impact products in the high‑stakes worlds of professional sports and real‑time betting, this role is for you.

This company is focused on developing a new betting platform, alongside cutting‑edge sports equipment, that plays a key part in feeding back analytics, for athlete welfare and live betting odds. They offer a fast‑paced environment where you can shape the technical future and join at an exciting time for the business during this early phase of growth.

In this varied role, you will lead the technical development of the betting platform and work closely with Product Managers to define requirements, collaborate with third‑party developers, and ensure the seamless rollout of new releases through end‑to‑end testing. As a senior member of a small, dynamic team, you will also play a key role in system support and problem solving to ensure high‑performance service delivery.

The ideal candidate will be a hands‑on developer proficient in Python, TypeScript, Golang, Node.js, and React, with a strong understanding of both Postgres and NoSQL databases. You should have the ability to translate complex technical concepts into clear documentation. Experience with real‑time systems (such as finance or trading), AWS, and CI/CD pipelines will be highly advantageous, as will any familiarity with IoT, firmware, or data science.

This is a fantastic opportunity to secure a role in a fast‑paced, hands‑on environment. You will have the chance to shape the future of a real‑time analytics betting platform, while benefiting from a hybrid working model and a culture that values initiative, adaptability, and continuous learning.

• Full lifecycle development from requirements and technical design to production and rollout.
• Drive the evolution of Betting Platform and IoT systems.
• Execute end‑to‑end tests and documentation to ensure fault‑free releases.
• Liaise with internal stakeholders and third‑party partners.

• Experience with Postgres/NoSQL and Python, Go, or Node.js.
• Comfortable in a fast‑paced, hybrid start‑up environment.
• Ability to author technical reports and explain complex ideas to varied audiences.
• Knowledge of AWS/Terraform, CI/CD, sports betting systems, or firmware/electronics.

Reference Number: BBBH

We are an equal opportunities company and welcome applications from all suitable candidates.