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Azure DevOps Engineer
Inside-IR35 contract role via GCS Recruitment for a global financial services client's Cybersecurity Sustained Engineering team in Sheffield (hybrid, 2 days onsite). Day-to-day: building and maintaining enterprise Azure infrastructure, Terraform/Bicep IaC, Azure DevOps CI/CD pipelines, Python automation and Azure Monitor-based monitoring.
Senior Backend Engineer – Lead Complex Systems (Remote UK)
Senior Staff Engineer at Monzo providing hands-on engineering leadership across multiple UK-based squads: shaping technical and product direction, leading architectural decisions, and mentoring senior engineers while delivering scalable backend systems. Based in Cardiff, London, or remote.
Market data engineer
Senior market data engineer (8-10+ yrs) building and maintaining C# feed handlers and downstream processing for equities, futures, options, FX, and fixed income data from vendors like ICE and Refinitiv. Works with SQL Server, Snowflake, AWS, and Python, supporting pricing, reconciliation, and migration of workflows to cloud infrastructure.
Staff Backend Engineer - Remote UK | Equity
Monzo is hiring a Staff Backend Engineer based in Cardiff, London or remote within the UK, to build scalable backend services and resilient distributed systems alongside cross-functional teams. Core stack includes Go/Java/C/Scala with Kubernetes, Docker, Kafka and AWS; equity is offered.
Staff Backend Engineer - Remote with Equity
Staff Backend Engineer (L60) at Monzo building scalable backend services in a product-focused environment, working with Go, Cassandra, Kafka, Kubernetes, Docker and AWS. Role offers flexible location and hours across the UK, with equity and relocation support.
Greenfield MFT Quant Developer (Python/C++)
Builds a greenfield MFT equities trading platform in London, designing and implementing execution algorithms within TWAP/VWAP infrastructure using Python and C++. Hybrid role: three days in the office, two days remote, with bonus and benefits.
Senior Python Backend Engineer, FinTech & Microservices
Hunter Bond seeks a Senior Python Backend Engineer in London (on-site) to design, build, and maintain production-grade services for sophisticated financial platforms, tackling concurrency and scalability challenges alongside engineers and financial specialists. Core stack: Python, SQL, microservices, distributed systems.
Senior Backend Engineer
Senior backend engineer on Teya's ePOS team, building and owning a critical backend service for merchants across Europe — designing, developing and operating scalable, well-tested Java/Spring Boot microservices with Kafka, while mentoring other engineers and raising team standards.
Senior Java developer
Senior Java developer on DXC Luxoft's team building, from scratch, a bank's platform for gathering and processing data and serving it via private and public cloud. Day-to-day: writing well-tested Java, test cases and documentation, peer code reviews, and environment automation with Jenkins CI and Bash.
Software Engineer (Python) Revolut
Revolut is hiring a Python Software Engineer in London to build APIs, data pipelines, and event consumers for heavily regulated financial systems, working on a product team with data scientists and product owners. Core stack includes Python, SQL, Docker/Kubernetes, Ansible, and Teamcity.
Senior Java Engineer - Payments (ICON IPF) | Cloud & Kafka
Senior Java engineer building large-scale cloud-based payment solutions for major banking clients. Day-to-day is hands-on development of microservices using Java 11, Spring Boot, Kafka, and the ICON IPF framework, with cloud-native delivery in AWS and exposure to ISO 20022 in a global banking setting.
python developer in fintech
A London fintech firm is hiring a Python developer to design, build, and optimise production-grade backend services, microservices, and distributed systems that process large volumes of complex financial data. Requires 4+ years of commercial Python experience; compensation up to £200,000 including discretionary bonus.
Python developer in commodities
Python developer at a ~$10B AUM investment management fund in London, building and maintaining the research environment and live trading stack for systematic commodities/fixed income strategies — data pipelines, pricing, order execution, and risk/back-office integration. Requires 3-5 years of Python; pays up to £140k base + 40%+ bonus.
Senior Java Developer
Senior Java developer building scalable enterprise applications for UK clients in finance and healthcare. Day to day: designing high-performance Java/Spring Boot microservices and REST APIs, joining architecture reviews, and mentoring juniors in agile, client-facing teams.