Harrington Starr - IT - Software Development

Join an AI-first NYC scale-up as a Full Stack Engineer. You’ll own backend services with Node.js/TypeScript, build React UIs, and manage AWS cloud infrastructure. Requires 5+ years experience, strong CI/CD and PostgreSQL skills. Ideal for engineers seeking ownership and growth in a cutting-edge e...

Join a global payments leader in Portugal as a **Software Engineer** specializing in **NodeJS** and **TypeScript**. You’ll build cutting-edge B2B payment systems, working across the full SDLC on trading and analytics platforms. Ideal for engineers with **AWS**, **Terraform**, and **React** skills...

Head of Software Engineering (NestJS) sought by a global financial payments firm in London. Lead a team of 20 engineers, owning the architecture and delivery of a core payments platform. Requires senior leadership experience, hands-on NestJS, TypeScript, and NodeJS skills, plus deep fintech domai...

Principal C++ Engineer sought for a front-office options desk in London, building a brand-new trading stack. You will leverage deep C++ and Linux expertise, including multi-threaded programming, to design and implement bespoke automated trading software. This role demands strong engineering princ...

Senior Electronic Trading Architect needed for a critical sell-side modernisation programme. You will lead the FIX adapter migration to Onix FIX, defining low-latency execution and market-making architecture. This high-trust advisory role requires deep expertise in FIX connectivity, Java performa...

Technical Pre-Sales Engineer role in London, hybrid working, circa £90k + bonus. Join a global enterprise tech firm, designing observability and monitoring solutions for top financial institutions. Requires 3+ years pre-sales experience with APM tools like Dynatrace or AppDynamics, plus Linux and...

Join a London-based Digital Currency Investment Platform as a **Software Engineer** specializing in **NodeJS** and **TypeScript**. You'll build cutting-edge web systems for global digital markets, leveraging **AWS** and **Terraform**. Ideal for engineers with a Computer Science degree and experie...

We are hiring a DevOps Engineer to scale and operate a cloud-native SaaS platform for global financial services. You will leverage AWS, Kubernetes (EKS), Terraform, and CI/CD to enhance platform reliability and automate infrastructure. Ideal candidates have 2+ years in DevOps or SRE, with strong ...

Senior Software Asset Management Engineer needed to rebuild SAM capability for a tier-one financial services firm in London. This senior role demands expertise in licensing models (SaaS, cloud, perpetual), ServiceNow SAM Pro, and audit leadership. You will shape governance, drive cost optimisatio...

Customer Success Manager role in London with a leading financial technology firm. You will drive platform adoption and value realisation for major enterprise clients in highly regulated environments. Requires expertise in monitoring/observability (e.g., Dynatrace, Datadog) and hybrid infrastructu...

Join a leading financial services firm in New York as a Platform Engineer. Leverage your AWS, Python, and Docker expertise to build a cutting-edge CI/CD platform. Drive automation with Terraform and Git, while enhancing developer experience and observability using Grafana and Splunk. Enjoy paid t...

Join a leading institutional digital asset firm as a Java Quantitative Developer on their London crypto trading desk. You will design and ship algorithmic trading strategies, build pricing and hedging frameworks, and optimize low-latency systems. Strong Java skills and front-office experience wit...