Lead Software Engineer - Ruby On Rails Are you ready to make an impact in one of Belfast's best Software Teams ? Join a world-class product lead business and work on trusted software products with a global footprint. This is your chance to innovate on both well-established solutions and exciting greenfield projects that power a platform relied upon by subscribers across America. My client is searching for a conscientious and driven Senior Full Stack Engineer with a strong background in Ruby on Rails and client-side JavaScript frameworks. You'll collaborate with an exceptional team of problem solvers and innovators, pushing the boundaries of whats possible in a fast-paced, collaborative environment. Why Join? Work on a trusted, market-leading platform with a global reach. Be part of a team renowned for its culture of high achievement and teamwork. Contribute to both established and greenfield projects, shaping the future of the platform. Your Role: As a Senior Software Engineer, you will: Build and enhance the platform by developing new features and optimising existing ones in collaboration with the product team. Design and implement APIs for web and mobile applications. Integrate with cutting-edge third-party tools and services. Diagnose and resolve complex bugs and performance challenges. Maintain and refine the backend infrastructure supporting web and mobile applications. Experiment with new technologies to drive innovation. What Were Looking For: Extensive Ruby on Rails experience, especially working with large data sets and stable back-end integration techniques (Postgres expertise is highly desirable ). A proven ability to design and implement back-end components. Expertise in creating and maintaining APIs, alongside proficiency in libraries like Sidekiq, Twilio, and Devise. Solid understanding of front-end technologies such as Stimulus JS, ES6, and CSS3. Hands-on experience with version control tools like Git and testing frameworks. Familiarity with performance tools such as NewRelic, Datadog, or PGHero. Experience building GraphQL APIs is a bonus. Preferred Skills: Turbolinks / Hotwire ElasticSearch Kafka or other streaming/queuing systems Whats on Offer: An opportunity to shape the future of an emerging market while advancing your career. Competitive compensation, equity schemes, and comprehensive benefits (medical, dental, vision, disability, and life insurance). Access to educational opportunities, courses, and conferences to keep you at the forefront of your field. A fully remote-friendly work environment with optional office spaces for collaboration. A diverse, inclusive culture where everyones voice is valued. Join a company that truly values collaboration, innovation, and diversity. To find out more, connect with Ryan Quinn on LinkedIn or apply via the link below. Skills: Ruby On Rails React AWS Benefits: Work From Home Flexitime Group Life Assurance Internet Allowance Laptop Medical Aid / Health Care