Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses on our technology. Engine is Starling's software-as-a-service (SaaS) business, and is the technology that was built to power Starling Bank. Engine split out as a separate business in early 2024. Starling Bank has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. Our technologists are at the very heart of Engine and enjoy working in a fast-paced environment that is all about building things, creating new stuff, and disruptive technology that keeps us on the cutting edge...

Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and two years ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we're looking for people who are will be excited by the potential for Engine's...

Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and two years ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we're looking for people who are will be excited by the potential for Engine's...

We are looking for a Mid or Senior Full Stack Developer to join a dedicated squad driving the Marketing Email Platform Consolidation initiative. You will work closely with the Tech Lead to build the "Hybrid Model" ecosystem, integrating a best-in-class 3rd party Email Service Provider (ESP) with Future’s internal powerhouses: Alchemy (delivery), SCV (Single Customer View), and Advisor (AI). Your primary focus will be building the robust integration layers, data pipelines, and internal tools that allow our marketing teams to orchestrate hyper-personalized campaigns at scale. Key Responsibilities Integration Development: Build and maintain secure, high-performance APIs and connectors that sync data between our internal SCV (Single Customer View) and the external ESP (Email Service Provider). Data Pipelines: Develop real-time and batch processing pipelines to handle user identity, consent (Consentrix), and engagement events, ensuring the "Next Best Action" engine has the data...

We’re looking for multiple talented engineers Server Side , to join one of our high-impact teams inside Citi’s CTO organisation . You’ll sit within Devel oper Enablement , a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like a startup inside a global bank. Our mission is to save our engineers tens of minutes per day, equating to £10,000,000s of savings at Citi’s scale.       Opportunities in CTO   There are many exciting opportunities for you , and flexibility to move between multiple projects if that’s something you’d enjoy.     SDLC Automation is a greenfield project that builds on the success we’ve had in automating the SDLC and takes it further . Th is blue-sky project looks at ways we can greatly improve the SDLC process at Citi, taking ideas like grad ing engineering teams and...

The Opportunity This is your chance to build the foundational systems for 'Citi Assist', a Generative AI assistant that will reach every Citi employee globally. You'll join us on the ground floor, becoming a core builder on a high-visibility platform that sets the standard for how a global bank adopts this technology safely and at scale. Here's what makes this role unique: we know that data is the key to building a successful, safe, and scalable generative AI assistant. The difference between a good AI product and a great one isn't just the model—it's the testing, evaluation, and feedback loops that make it better every day. As a data-focused full-stack engineer, you'll help us craft the tools and systems that let us understand how Assist is performing, where it's succeeding, and where it needs to improve. You'll work across the stack, building everything from intuitive dashboards that surface insights to robust backend pipelines that process evaluation data at scale....

Senior Backend Software Engineer - Cloud-Native Platform Up to 85,000 Hybrid (Nottinghamshire HQ) 3 days a week in their East Midlands Head Office (not negotiable) I'm delighted to be once again recruiting on behalf of my technology-led client that's building a modern, cloud-native platform from the ground up. They're looking for a Senior Backend Software Engineer to join a high-performing team focused on delivering scalable, secure, and high-quality services using the latest tools and engineering practices. This is a hands-on role for someone who enjoys solving complex problems, working in a microservices environment, and contributing to architectural decisions. The team values clean code, automation, and continuous improvement-and they're looking for someone who shares that mindset. Key responsibilities as the Senior Back-End Software Engineer are: Design and develop backend services using Node.js and TypeScript , deployed in a cloud-native environment. Build...

Description At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and a year ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. The Engine technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. Our technologists are at the very heart of Engine and enjoy working in a fast-paced environment that is all about building things, creating new stuff, and disruptive technology that keeps us on the cutting edge of fintech. We...

Junior Software Developer / Engineer (Rust HFT) London / WFH to £90k Are you a bright, ambitious Software Engineer with a first class education? You could be progressing your career at a hugely profitable High Frequency Trading firm that specialise in crypto markets. As a Junior Software Developer / Engineer you will design and develop backend services for real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust. You'll collaborate with a small, talented team, collaboratively problem solving and working on complex and challenging systems with interesting work and huge bonus earning potential. Location / WFH: You'll join the team in Central London with flexibility to work from home twice a week. About you: You achieved a 2.1 or above in Computer Science or Software Engineering from a top tier university i.e. Oxbridge, Russel Group You have backend OOP,...

Python Developer / Backend Software Engineer (Python R&D) Cambridge onsite to £55k Would you like to work on Greenfield projects at the cutting edge of medical technology? You could be joining a well funded start-up, collaborating with scientists and other engineers to develop sensing and imaging terahertz solutions. As a Python Developer you'll work on complex problems including image processing, machine learning, numerical simulation, user interfaces, databases, networking and interfacing with hardware. You'll be using a Python based tech stack but with constantly evolving technology that you'll be able to influence. Location: You'll join a talented team based just north of Cambridge (with parking available), on a fulltime basis (with some flexibility). About you: You have strong backend software engineering experience with Python, including Python libraries such as PyTorch, NumPy You have experience working with asynchronous,...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech....

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech . We are seeking an experienced and motivated Manager to lead our AI and DevOps Platform Support team in EMEA. This role is responsible for ensuring the stability, reliability, and performance of our critical AI and DevOps platforms. The team supports a wide range of services, including multiple AI...

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. The Opportunity We are seeking a highly skilled and motivated Senior Front-End Developer to join a critical greenfield program focused on transforming our electronic FX Options Trading business. This is a multi-year,...

TransUnion's Job Applicant Privacy Notice What We'll Bring: We Are TransUnion: TransUnion is a major credit reference agency, and we offer specialist services in fraud, identity and risk management, automated decisioning and demographics. We support organisations across a variety of sectors including finance, retail, telecommunications, utilities, gaming, government and insurance. What You'll Bring: We're looking for a Software Developer to join our growing Integrations and Decisioning team. Day to Day You'll Be: Design and build reliable backend systems and infrastructure tooling Use TDD to write high-quality, maintainable code and build out automated test suites Own reliability, observability, and performance of key services Collaborate with clients to understand requirements, debug issues, and propose solutions Drive improvements to system architecture, automation, and deployment processes Mentor junior developers and contribute to a strong engineering culture...