Platform & Application Engineer

Platform & Application Engineer – Fully Remote (UK) – Up to £90,000 per annum Are you an expert in AWS, Terraform, and TypeScript with a strong ability to deliver both infrastructure and application code? Do you have hands-on experience in automated testing, platform security, and observability, and want to see your work make a real-world impact? Do you thrive in a fast-paced start-up environment where your expertise will be trusted to make independent decisions without requiring training? If so, this is your chance to take ownership of exciting projects in a growing start-up with a structured approach to scaling, where you’ll have both independence and collaboration opportunities. The Opportunity: Leo Recruitment is working with a pioneering FinTech start-up poised to become the market leader in bespoke payment systems for the yachting sector. This company is looking for a highly skilled Platform & Application Engineer who can take ownership of critical projects, balancing infrastructure and application development work. Salary: Up to £90,000 per annum. Location: Fully remote. (Preferably UK-based but other locations may be considered. You must have clear written and verbal English communication skills suited to a remote technical environment, and be eligible to work in the UK with UK NI.) Benefits You'll Love! * Fully remote work arrangement from anywhere in the UK * Two-way flexibility, allowing you to prioritise family, friends, hobbies, and other commitments * Future career prospects within a growing start-up * Generous/unlimited holiday (officially 28 days plus bank holidays, however the company operates a flexible ‘fair use’ policy on additional leave beyond this if you want or need to take additional time off) * Private healthcare (Vitality) * Life insurance * Pension scheme * Company retreats and the opportunity for occasional travel (such as international yacht shows and team-building events) * Casual dress code * An enjoyable, positive, entrepreneurial working environment and a great team spirit! Why Join This Team? This is more than just another tech role. It’s a chance to: * Work on groundbreaking projects with the potential to lead an industry. * Enjoy unmatched flexibility while contributing to a rapidly growing start-up. * Take responsibility for your work while collaborating with a supportive team and make a tangible impact. Your Role and Responsibilities: * Architect and manage cloud infrastructure using AWS, with a focus on observability, security, and performance optimisation. * Design, implement, and maintain infrastructure as code with Terraform. * Build and maintain scalable APIs in TypeScript, deployed on AWS. * Ensure code reliability with frameworks such as Vitest or Jest. * Embed security best practices into all layers of the platform, including API gateways and monitoring. * Work with Docker, AWS Lambda, and other tools to manage deployments and infrastructure automation. * Deliver well-thought-out solutions with minimal onboarding or guidance. What We’re Looking For: * You must be able to work effectively with minimal onboarding while having access to guidance when required. * 5+ years of hands-on experience designing and maintaining cloud-based infrastructure with advanced knowledge of observability, security, and scalability. * 5+ years of experience applying Terraform expertise to build and manage complex cloud environments. * 5+ years of experience developing robust, scalable applications. * Strong understanding of Docker, API gateways, CI/CD pipelines, and production infrastructure management. * Experience with automated testing and best security practices across cloud applications. * Ability to work independently with clear goals and defined expectations. * FinTech experience / Experience with Svelte for front-end development would be advantageous Working Hours: This is a flexible role where you can manage your schedule to suit your lifestyle. While flexibility is key, there may be occasional times when work outside standard hours is needed during the early phases of product development, with mutual respect for your schedule. How to Apply: Are you ready to take the next step in your career and join a team that will empower your success? Click “Apply” now and showcase your expertise in AWS, Terraform, and TypeScript. Diversity & Inclusion: This role is being advertised on behalf of Leo Recruitment Limited whose clients are committed to building an inclusive and innovative future. We welcome and celebrate diverse experiences, perspectives, and backgrounds. You can trust us to ensure fairness throughout your application process