Tiro Partners

Senior Frontend Developer / Lead Frontend Engineer / React / TypeScript / Functional Programming / Elm / Haskell / AI Senior Frontend Developer - Deep Tech GenAI Startup Title: Senior Frontend Developer Location: Hybrid, London (1 day a week on-site) Domain: AI startup, Engineering Tech: JavaScript, React, TypeScript, Elm, WebGL, Tailwind CSS, AI Salary: 90,000- 150,000 + equity (depending on experience) I'm working with a well-funded Deep Tech GenAI startup that is reimagining mechanical engineering processes. They've assembled a world-class team from Cambridge, MIT, and Google across software, data science, theoretical physics, and computational geometry to build tools that transform large-scale engineering through machine learning and generative AI. They are now looking for a Senior Frontend Engineer with a passion for functional programming and elegant, performant user interfaces. The frontend stack includes React, TypeScript, Elm, and WebGL, with the backend built mainly in Python and running on AWS. Core skills: Strong senior-level frontend expertise in JavaScript, React, and TypeScript Experience in functional programming (Elm, Haskell, WebGL) Proven track record in small, scaling teams BSc in Computer Science (or related discipline) from a leading university, or equivalent practical experience Ability to commute to London once a week Nice-to-haves : OpenGL, Vulkan, Python, Tailwind CSS, AI/ML exposure This role is ideal for someone sharp, pragmatic, and passionate about engineering and design. You'll join a fast-paced startup culture that values learning, experimentation, and collaboration with some of the best minds in the industry. Senior Frontend Developer / Lead Frontend Engineer / React / TypeScript / Functional Programming / Elm / Haskell / AI

Shopify Technical Lead/ Tech Lead/ Principle developer/ Shopify/ Remote Title: Shopify Tech Lead Domain: Agency, Shopify Salary: up to 70k Location: UK (remote) Tech: Shopify, Shopify Plus, Liquid, APIs, JavaScript, HTML, Vite We're looking for a Shopify Technical Lead to drive technical excellence, lead development teams, and deliver world-class Shopify solutions. You'll architect scalable systems, oversee code quality, mentor developers, and collaborate with stakeholders to ensure projects succeed. What you'll do: Lead Shopify web/app development projects from design to delivery Provide technical leadership, code reviews, and mentorship Ensure best practices in CI/CD, performance, and accessibility Collaborate with clients, PMs, and BAs to align on goals Support and inspire your team to grow professionally What you'll bring: 3+ years of Shopify development (Shopify Plus, APIs, Liquid, JS, GraphQL) Experience as a tech lead/ similar senior level role, supporting team members and delivering complex projects Substantial, relevant experience in software development (HTML, CSS/SCSS, JavaScript, GraphQL) Familiarity working with theme build tools such as Vite.js, Webpack Strong skills in scalable architecture, performance optimization & accessibility Familiarity with DevOps workflows, GitHub, and modern build tools Excellent communication and leadership skills Perks & Benefits: Remote working 25 days holiday + bank holidays Private healthcare, life insurance & critical illness cover Work-from-home budget Are you a tech lead and ready to innovate? Apply now and help us shape the future of Shopify development! Shopify Technical Lead/ Tech Lead/ Principle developer/ Shopify/ Remote