Senior Java Engineer jobs in City of London

A leading FinTech innovator is shaping the future of financial markets - across traditional finance and crypto - with cutting-edge trade surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single...

Senior Java Developer – Middle Office Platform (Credit & Rates Trading) Be one of the first applicants, read the complete overview of the role below, then send your application for consideration. Location: London Salary: £120K-£140K + up to 25% Bonus + benefits About the Company This global financial technology firm is renowned for combining cutting-edge engineering with a market-leading...

Senior Java Engineer (Kafka, Spring Boot, Microservices) Be one of the first applicants, read the complete overview of the role below, then send your application for consideration. We’re hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. You’ll design scalable event-driven microservices, collaborate across the stack, and shape a platform...

Senior Java Developer- London/Hybrid- up to £95k Scroll down to find an indepth overview of this job, and what is expected of candidates Make an application by clicking on the Apply button. Our client an innovative and light footed fintech startup/scaleup brand are on a mission to revolutionise the credit and lending space. The brand who have now been running for the last 10 years and backed by...

Java Engineer – 6-Month Contract – Hybrid (2 days on site, London) - Day Rate: Up to £700 (Inside IR35) Join a high-performing engineering team working on large-scale, high-availability systems used by millions. This role offers the chance to build and enhance complex backend services in a modern, cloud-native environment. What you’ll be doing: - Designing and developing performant, scalable...

Senior Software Engineer / Developer (Java AWS) London / WFH to £100k Ensure you read the information regarding this opportunity thoroughly before making an application. Opportunity to progress your career in a senior, hands-on Software Engineer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs top employers. As a Senior Software Engineer you...

Senior JVM Engineers - Java, Kotlin, Scala Not sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements. We are partnered with a rapidly growing consultancy, who are looking for multiple JVM Engineers to work on a large scale project. Stack - Java/Kotlin, AWS, TypeScript, TDD. Salaries - £95k - £120k 1-2...

You will be expected to have the following: - 6+ years commercial experience with Java - Good understanding of JVM (memory model, concurrency, data structures) - Spring framework, Spring Boot

Our client, a major Quantitative Hedge fund, is looking to hire a skilled Java Software Engineer to help build out the firm's trading systems and tooling. This role allows you to join one of the world's most successful hedge funds, collaborate with an exceptionally talented team operating in a hybrid approach, and earn market-leading compensation packages. Help build out the firm's real-time...

Senior Java Developer – London / Hybrid – Up to £90,000 + Benefits Backed by leading VC investors and operating successfully for the past decade, the business is now entering a new growth phase and looking for a Senior Java Developer to join their talented engineering team. This is a hybrid role based in central London, typically requiring 3 days per week in the office (with flexible hours)....

Job Description HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare,...

Senior Java Developer - Hybrid (Outside IR35) You can get further details about the nature of this opening, and what is expected from applicants, by reading the below. We are looking to hire a hands-on Senior Java Developer to join our UK&I Technology team. In this role you will design, build, deploy software that is used at the forefront of the television broadcasting industry, that reaches...

Senior Java Developer | Low Latency | London Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global institutions where reliability and speed are critical. They are now looking for exceptional Java...

Senior Java Developer This is a hybrid role requiring 1/2 days per week in their London office. La Fosse are partnering with a market leading InsurTech provider who are in the market for a skilled Senior Java Developer to join the core software engineering team. This role provides a unique opportunity to lead technical initiatives, mentor team members and help build systems that are scalable,...

You will be exposed to multiple financial markets and market structures, have the opportunity work on scaling a real-time system with a global footprint, applying modern software engineering principles.

Senior Java Developer - Java, Springboot & AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. Build and scale backend...

#128640; Senior Java Engineer (Kafka, Spring Boot, Microservices) We’re hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. You’ll design scalable event-driven microservices, collaborate across the stack, and shape a platform used in mission-critical environments. If you’re a hands-on backend engineer passionate about distributed systems,...

Yaspa is an award-winning fintech that connects identity and money to simplify and accelerate the way we pay. Founded in 2017 by a former Worldpay CTO, Yaspa uses open banking to provide instant bank payments that are faster, more secure and more cost-effective than cards, and to help regulated businesses seamlessly verify customers and their payments. Yaspa operates across the UK and Europe, is...

Senior Java Developer | Low Latency | London Are you the right candidate for this opportunity Make sure to read the full description below. Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global...

A leading FinTech innovator is shaping the future of financial markets - across traditional finance and crypto - with cutting-edge trade surveillance technology. Their mission is to protect investors, enhance transparency, and ensure compliance in some of the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single...