Role: Senior to Lead Frontend Developer Location: Belfast Hybrid Salary: £70k to £90k Start Date: ASAP iO Associates is exclusively working with a rapidly scaling AI consultancy headquartered in Belfast that's building secure, high-performance solutions for clients across government, defence, and industry. They're at the forefront of AI innovation, developing platforms that bring trusted, explainable AI into real-world, mission-critical environments. I'm seeking a talented Senior to Lead Level Frontend Engineer to join our team in building the next generation of Design Systems that seamlessly integrate with AI/agents. Experience React Next.JS Svelte Figma / Storybook (bonus) Mentoring Junior Developers Leading Teams / Projects Please note, you will need to be eligible for SC Clearance to be considered for these roles* Our client has a 2 stage interview process, if you're interested in this role or know anyone who would be, then please apply with an updated CV and reach out to m.simmonds @io associates.co.uk (no spaces) Role: Senior to Lead Frontend Developer Location: Belfast Hybrid Salary: £70k to £90k Start Date: ASAP