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Senior Software Developer: Cloud Native Backends & Modern UI

慨正橡扯 is seeking a Senior Software Developer to join an advanced defence training alliance in Warminster, England. The role involves building scalable, secure, and cloud-native applications while working closely with the Software Lead and collaborating with other defence training organisations. Candidat ...

Software Developer Prime Services

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

Software Developer Prime Services

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

Senior Algo Trading Engineer: Low Latency & SOR

Citi, located in Greater London, is seeking a Senior Software Engineer to focus on the development of their next-gen Algorithmic Trading platform. You will work closely with traders, quants, and development teams to design and optimize solutions that enhance trading efficiency. The ideal candidate will ...

Senior Low Latency Trading Systems Engineer (Hybrid)

Citibank (Switzerland) AG in Greater London is seeking a Software Engineer for its Equities Electronic Execution technology team. The role focuses on designing and developing a next-generation low-latency execution platform essential for algorithmic trading and high-throughput market data processing. Candidates ...

Staff Platform Engineer – Content, APIs & Dataflow

Marks & Spencer Plc is seeking a Staff Software Engineer to enhance their Content Domain platform. This role emphasizes backend development for content and media, focusing on GraphQL architecture and automation. The ideal candidate will leverage their Java expertise along with Azure experience to support scal ...

Senior Quantitative Software Engineer Market Making

Gravity Engineering Services Pvt Ltd. is seeking a seasoned software engineer with a strong background in finance and algorithmic trading. You will architect and develop robust market-making engines and order-management systems, owning the end-to-end lifecycle of trading algorithms. The ideal candidate ...

Backend IoT/OT Systems Engineer Real Time Data

ELLIOTT MOSS CONSULTING PTE. LTD. is looking for a Software Engineer to join their team in Penarth, Wales. The role involves developing and maintaining backend systems for integrative project work connecting OT field devices to digital twins. The ideal candidate will have hands-on experience with proto ...

Software Engineer III – Market Data Services (Hybrid)

CME Group Inc. is seeking a Software Engineer III to join the Data Services Domain in Belfast. This role focuses on enhancing operational efficiency and supporting compliance within our Market Data Services team. Ideal candidates will have intermediate Java and Python skills, experience with data infrastructu ...

DV Cleared Data Science Engineer | Cloud Data Platforms

A prominent recruitment agency is searching for a Data Science Engineer to support a public sector programme in the UK. This role involves designing robust data processing systems for analytics and machine learning. Candidates should have a strong software engineering background in languages like Java, Python, o ...

Senior SRE Cloud Native, Scalable Systems

Switch Tech Talent is seeking a Senior Site Reliability Engineer for their Colchester hub, offering a hybrid working model (2 days per week). This role is part of a newly founded SRE team aimed at boosting performance, reliability, and scalability of critical software. Ideal candidates will possess a strong b ...

Audio Consultant Engineer Linux Audio Stack (Remote/Anywhere)

What You'll Actually DoUpstream & Community Participation: Contribute to and collaborate with WirePlumber, PipeWire, and ALSA upstream communitiesReal-World Impact: Design, integrate, and ship embedded Linux audio systems ...

Audio Consultant Engineer Linux Audio Stack (Remote/Anywhere)

What You'll Actually DoUpstream & Community Participation: Contribute to and collaborate with WirePlumber, PipeWire, and ALSA upstream communitiesReal-World Impact: Design, integrate, and ship embedded Linux audio systems ...

Founding Software Engineer, AI Powered Platform & Automation

The Flex is on the hunt for a Founding Software Engineer who will design and develop the Base360.ai technology platform. You will work on real-world problems that impact thousands of guests and properties. This role requires a strong background in building scalable systems, proficiency in frameworks li ...

Human Resources Systems Implementation Engineer

Human Resources Systems Implementation Engineer Join to apply for the Human Resources Systems Implementation Engineer role at Mercor Human Resources Systems Implementation Engineer 1 day ago Be among the first 25 applicants Join to apply for ...

Engineering Manager: Lead High Impact Product Teams

Vuemastery is seeking an Engineering Manager in Nottingham to lead product development teams responsible for technical execution and delivery of software. This role focuses on mentoring engineers, ensuring engineering excellence, and overseeing architectural improvements. Ideal candidates will have val ...

Full Cycle Technical Sales Engineer

Arrow Electronics, Inc. is seeking a Technical Sales Engineer based in the UK. This full-time role focuses on bridging technical expertise with commercial awareness to assist customers in finding the right solutions. The ideal candidate will manage customer relationships and engage in the full sales cy ...

Applications Engineer (Full Technical Training)

FMCG Applications Engineer (Full Technical Training)£40,000 - £48,000 + Profit Bonus + Company Car + Fuel Card + Full Technical Training + 3% + 7% Private Pension+ 33 Days Holiday Home Based, Covering the UK, with 2-3 nights away per weekAre you from any FMCG Engineering b ...

Java Developer in London client server

Skills and Experience You possess strong development experience in Java and Kotlin. You have familiarity with Agile processes and Test-Driven Development (TDD). Technical Expertise You understand Computer Science, Object-oriented Programming (OOP), Design Patterns, Data Structures, a ...

Frontend Web Developer React | Hybrid & Growth

Citibank (Switzerland) AG is looking for a Front-End Web Developer in Belfast, UK. This role offers a hybrid work model with the opportunity to build innovative web applications using React. The ideal candidate will have experience in Java and will work closely with a collaborative team. In addition to ...

Kotlin Backend Engineer Payments & Distributed Systems

At Katanox we're looking for a Software Engineer to join our team. About Katanox Katanox is building the infrastructure layer for hospitality: software that connects hotels and travel buyers and moves money between them. Our platform brings distribution and payments into one workflow (con ...

Front End Web Developer

Job Summary We are seeking a motivated Front‑end Web Developer to join our development team. The successful candidate will work alongside experienced developers to build, test, and maintain web applications using React on the frontend and Java on the backend. This role is ideal for someone lookin ...

AI Backend Engineer, EMEA

About The Role We are looking for a Backend Engineer who builds with AI at the centre of their craft — not as a novelty, but as a primary tool that shapes how they design, write, review, and ship code. If you've already integrated Claude Code, agentic coding tools, and MCP servers deep ...

AI Backend Engineer, EMEA

About The Role We are looking for a Backend Engineer who builds with AI at the centre of their craft — not as a novelty, but as a primary tool that shapes how they design, write, review, and ship code. If you've already integrated Claude Code, agentic coding tools, and MCP servers deep ...

Senior SRE Engineer

About us Encord is the universal data layer for AI that helps 300+ AI teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle, from development through production. Trusted by Woven by Toyota, AXA, UiPa ...

Lead AI Engineer

Lead AI Engineer Location : Buenos Aires Team : Technology + Engineering We are seeking a highly skilled Lead Full Stack Engineer to join our dynamic team. This project lead role will require a mix of creative technology, R&D, collaboration, and hands-on development work to ...

Senior Frontend Developer (React.js) | Brand New Trading Payments Desk | £130,000 + Bonus + Ben[...]

Senior Frontend Developer (React.js) | Brand New Trading Payments Desk | £130,000 + Bonus + Benefits | London Hybrid I am looking for a Senior Frontend Engineer with React focus for a Trading House that build cross asset trading systems. The FinTech are building from the ground up and ...

Remote Java Engineer – FIX APIs for Trading Platform

IG KnowHow is seeking a Java Engineer to join the IG Prime division. You will develop and maintain high-performance FIX APIs to facilitate institutional trading while ensuring reliability and resilience. The ideal candidate will have around 5 years of Java development experience, strong skills in async ...

T24 Migration Engineer TAFC to TAFJ, Oracle/Java

VIQU IT Recruitment in the United Kingdom is seeking a T24 Migration Engineer to lead and support migration activities across complex environments. This hands-on role requires experience with Temenos T24, including database migration and TAFJ architecture. The position involves performance tuning, envi ...

Senior Java Engineer — Fixed Income Algo Trading (Hybrid)

Citi is seeking a proficient Software Engineer for their Fixed Income Algo technology team in London. You will design and develop high-performance algo trading platform components, collaborating with Traders and Product Managers, and ensuring reliability and scalability. The position offers a hybrid wo ...

Senior Backend Engineer Java 21 Spring Boot Microservices

A leading fintech company is seeking a Senior Back-end Engineer in London to build the core infrastructure for their platform. You will design scalable microservices using Java 21 and Spring Boot, ensuring high performance and reliability. The ideal candidate has over 7 years of back-end development experience, ...

Senior Java Payments Engineer — Build Secure, Scalable Systems

A global financial services firm in London is seeking a Software Engineer III to join an agile team in delivering secure and innovative technology solutions. The role involves executing software solutions, developing high-quality production code, and contributing to projects across multiple technical areas. Idea ...

Senior Backend Engineer, Core Java | Remote UK – Impact

Yelp, Inc is looking for a remote backend engineer to join their cooperative team. The role involves building and maintaining tools and libraries for Java services, working closely with application developers to enhance the Java developer experience. Candidates should be proficient in Java, Scala, and/or Kotlin, ...

Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

Senior Java Backend Engineer Hybrid, 6 Month Contract

A tech recruitment firm in the UK is seeking an experienced Java Developer for a hybrid position, requiring one day per month in the London office. The role is an initial 6-month contract focused on developing and enhancing scalable backend systems. Candidates should have strong experience in Java, solid underst ...

Senior Java Engineer – Cloud Native Post Trade (Hybrid)

Harrington Starr is seeking a Senior Java Developer to contribute to a cloud-native post-trade platform. This engineering role involves designing and delivering scalable backend systems, working closely with Product and Client Services teams. The ideal candidate will have a strong Java background, expe ...

Mobile & Web Engineer (Mid Level) | Java or Python

A forward-thinking digital media company is looking for a talented Mid-Level Developer to join their dynamic team. Ideal candidates will have over 3 years of experience in Web and Mobile Development, with good knowledge of Java or Python, as well as experience in Android or iOS. Offering a competitive salary of ...

Senior Backend Engineer – Java, Spring Boot, Docker, Kubernetes

Zaizi is seeking a Senior Software Developer in Greater London. The ideal candidate will have extensive experience in Java and Agile methodologies, leading teams, and developing digital solutions. A focus on continuous improvement and user experience is vital. Join a supportive work culture where innov ...

FX Risk Java VP Engineer – High Performance, Hybrid

A leading global bank in Greater London is seeking an experienced FX Risk Java Developer. The role involves writing high-performance Java applications, managing risk calculations, and implementing efficient data structures. Candidates should have strong knowledge of Core Java, multithreading, SQL/No SQL database ...

Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

Data Platform Engineer — Java/SQL, NiFi & Big Data

Skills and Experience Proficiency in Java and SQL is essential, and experience with C# and Scala is a plus. Familiarity with ETL tools, big data platforms, and data warehousing solutions (e.g., Snowflake, Redshift, BigQuery) is required. This should include a deep understanding of core NiFi ...

Principal Java Engineer Real Time Payments, Low Latency

RE Partners, based in Milton Keynes, is seeking an experienced Principal Java Engineer to join our high-performing team. This hybrid role involves designing and optimizing backend systems for payment processing, focusing on low-latency and high-throughput applications. The ideal candidate will have ove ...

Java 17 Trade Systems Engineer Kafka & Front Office

Lorien is seeking an experienced Java Developer for a 6-month contract in London, working in a hybrid model. The role is focused on developing high-performance trade processing systems in a fast-paced investment banking environment. Candidates should have strong experience with Java, particularly Java ...

Senior Core Java Engineer – Scalable Trading Tech (Remote)

A well-known trading firm in London seeks a Core Java Developer. Ideal for those passionate about engineering challenges and looking to make an impact on business functionality. Experience in Core Java and server-side multi-threaded Java is preferred. This full-time role allows for home work but requires presenc ...

Mid Level Core Java Engineer: Build Scalable Systems

Fusion Health is looking for an experienced Java Engineer to expand their core engineering team based in London. The ideal candidate has over 3 years of experience in Java programming, strong knowledge of algorithms, data structures, and web architectures. You will contribute to all phases of the devel ...

Senior Java Engineer — AI Driven Fintech, Hybrid Cardiff

IntaPeople: STEM Recruitment is seeking a Senior Java Developer in Cardiff, focusing on agentic coding and AI development. This hybrid role requires strong Java experience and offers opportunities within a high-performing team. The ideal candidate will have at least 5 years in Java development, particu ...

Senior Backend Engineer (Java) — Hybrid London, Scale & Impact

Rightmove is looking for a Senior Backend Engineer to join their team in London. This role involves designing innovative solutions and integrating third-party platforms to enhance our service delivery. The successful candidate will engage in meaningful projects that impact users significantly. You shou ...

Low Latency Java Engineer FIX Connectivity (Hybrid, Bonus)

A global technology-driven financial services organisation is seeking an experienced Java Engineer in Belfast. This hands-on role focuses on designing and enhancing low-latency connectivity services for clients and internal systems. Candidates should have strong Java experience, exposure to electronic trading en ...

Senior Java Engineer – Cloud Microservices & DevOps (Cardiff Onsite)

Amber Resourcing Ltd is looking for a Senior Java Engineer in Cardiff to join a team focused on complex, enterprise-scale solutions. The position requires Java and Spring Boot expertise, along with knowledge in CI/CD, Docker, and Kubernetes. You will contribute to architecture while building scalable a ...

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    Lead Software Engineer Full Stack Java React Jobs in United Kingdom Job Search Guide, Trends and Insights