Senior Ruby Engineer

Salary: £100,000 - 100,000 per year

Requirements

• Deep expertise in architecting, developing, and scaling full‑stack web platforms, particularly within the Ruby on Rails ecosystem.
• Strong experience with Ruby and Ruby on Rails, plus full‑stack engineering skills including JavaScript, TypeScript, React, Hotwire, and Stimulus.
• Exposure to Node.js and React.
• Experience in API design, including REST, GraphQL, and external integrations.
• Experience with data stores such as PostgreSQL, MySQL, Redis, and Elasticsearch.
• Experience with asynchronous processing tools such as Sidekiq and Resque.
• Cloud and DevOps experience, including AWS, Heroku, Docker, CI/CD pipelines, and infrastructure as code.
• Strong testing and quality engineering experience, including RSpec, Capybara, and TDD methodologies.
• Experience in security, performance tuning, and system hardening.
• Experience introducing and operationalising emerging technologies, including LLMs and AI‑driven tooling.
• Ability to use AI and LLMs for API integration, prompt engineering, AI‑enhanced features, and developer tooling.
• Experience guiding cross‑disciplinary engineering teams and embedding modern engineering practices for reliable, high‑velocity delivery.
• A decisive, action‑oriented approach and the ability to align technical direction with business strategy in fast‑moving, product‑centric environments.

Responsibilities

• Provide hands‑on technical leadership to engineering teams of 5 to 15 people, including mentoring, code review, and architectural direction.
• Own end‑to‑end system architecture and ensure solutions are scalable, maintainable, and delivered at pace.
• Partner closely with Product, Design, and Commercial teams to convert business objectives into robust technical plans.
• Drive engineering excellence through best practices, continuous improvement, and sustainable delivery processes.
• Lead the build‑out and ongoing evolution of high‑traffic Ruby on Rails platforms supporting significant commercial throughput.
• Modernise legacy systems while ensuring uninterrupted business operations.
• Introduce AI‑powered enhancements to improve customer journeys and internal operational efficiency.
• Collaborate with stakeholders across pricing, quoting, and customer lifecycle domains to deliver impactful product improvements.
• Help shape technical direction that supports business strategy and future leadership growth, including progression toward a VP of Engineering position.

Technologies

• AI
• API
• AWS
• CI/CD
• Cloud
• DevOps
• Docker
• ElasticSearch
• GraphQL
• Heroku
• JavaScript
• MySQL
• PostgreSQL
• REST
• RSpec
• Rails
• React
• Redis
• Ruby
• Security
• TDD
• TypeScript
• Web
• NodeJS

We are transforming the automotive space and are looking for a Senior Technical Lead (Ruby on Rails) to join us in a high‑impact role with a clear opportunity to step into a VP of Engineering position within a year. We offer the chance to work on high‑traffic, commercially important platforms, modernise legacy systems, and introduce AI‑driven capabilities that create meaningful product and commercial impact. You will work closely with cross‑functional teams in a fast‑moving, product‑centric environment, helping us deliver reliable, scalable solutions that support business growth.