Job Title Java Engineer: IG Prime Job Description About IG Group IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions – built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who work here is real: genuinely complex problems to solve, the technology and resources to tackle them properly, and the kind of scope that's rare in established businesses.
The bar is high – bring a curious and forward-thinking mindset and we'll give you the platform to define what comes next. Join us at IG – the future gets built here. Your team Our engineering team sits within the IG Prime, strengthening IG’s institutional client offering. Our FIX Integrations team builds and maintains the APIs that power IG’s connectivity with institutional clients and partners across global markets.
We’re responsible for delivering resilient, high-performance trading and market data integrations that underpin some of IG’s most critical client experiences. You will play a key role in creating a new suite of robust trading APIs in the cloud. Your role in the Team’s Success You'll be at the heart of IG's institutional growth strategy—building the APIs that traders rely on every day.
Your work directly enables IG Prime to onboard new clients, expand into new markets, and deliver the low-latency, reliable connectivity that institutional traders demand. You'll help grow the product offering by designing and delivering new API capabilities that meet evolving client needs. Whether you're shipping new features, hardening existing services, or collaborating with stakeholders to solve integration challenges, your contributions will have a real impact .
What you’ll do Develop and maintain IG’s FIX APIs Help deliver the IG Prime division’s product roadmap of new functionality Provide technical support to IG’s clients and FIX Support teams when required Monitor and manage FIX API services with a focus on performance, reliability, and resilience Collaborate with business stakeholders to improve processes and deliver excellent service Build test harnesses and increase automation across the FIX platform What you’ll need for this role Experience with developing external APIs A continuous improvement mentality, experience with coding using AI Identifies development risks and builds mitigations Around 5 years of Java development experience Strong concurrent/multithreaded programming skills Experience with asynchronous systems (streaming, messaging) Experience using the Spring Framework Linux proficiency , including shell scripting Experience with cloud (ideally AWS) How we work We try to take a thoughtful approach to our ways of working as a company.
We follow a hybrid working model with 3 days in the office -- which we think balances the need to collaborate effectively and connect with each other. When it comes to how we deliver, there are 5 things we want everyone to do to drive high performance, better learning and career satisfaction: Lead and Inspire: Drives trust, alignment, and enthusiasm Think Big: Focus on the problems that most impact commercial outcomes Champion the client: Understand and prioritise client's needs Deliver at pace: Push for fast, sustainable growth Raise the bar: Take ownership, be accountable and share feedback We believe that diversity is vital to success, it fuels creativity, drives innovation and sets us up for global success.
We're committed to building teams with a variety of perspectives and skills to help us realise our vision and strategy, that's why we encourage applications from people with diverse backgrounds and experiences to join us on this journey. Learn more about our D&I approach here . The Perks Your growth fuels our success! Thrive with tailored development programs, men