Senior Java Developer (AWS, Microservices) - Sussex
Salt
LondonSenior Java Developer (AWS, Microservices) - Travel - SussexDaily rate: £550 - £700 (inside IR35) Duration: 3 - 6 months Hybrid: 1 - 2 days S...Read More>>.
Salt
LondonSenior Java Developer (AWS, Microservices) - Travel - SussexDaily rate: £550 - £700 (inside IR35) Duration: 3 - 6 months Hybrid: 1 - 2 days S...Read More>>.
Quant Capital
LondonOverview In this contract role, you will build and enhance Java backend services that power trading and data workflows. You will own Python-based data ingestion tasks to support the data platform and work with PostgreSQL for data validation...Read More>>.
Client Server
LondonOverview In this role, you will join a global technology consultancy to deliver high-impact, client-facing testing work. You will shape and implement scalable test automation across modern platforms, helping teams raise quality and producti...Read More>>.
Quant Capital
LondonOverview In this role you will work on a green-field, enterprise-grade platform in a fast-paced fintech environment. You will be hands-on with core Java, shape architecture, and mentor junior developers while collaborating with the CTO and...Read More>>.
Quant Capital
LondonOverview As a Junior Java Developer at Quant Capital, you join a fintech-focused tech team working with a high-profile client. You’ll contribute across the stack, emphasize core Java development, and support release management and infrast...Read More>>.
Quant Capital
LondonOverview You will join a London-based quant prop trading firm to help design and build low-latency trading solutions. In collaboration with the Head of Trading and the Quant Team, you’ll develop algorithms in Java, contribute to a greenfi...Read More>>.
McGregor Boyall
LondonOverview In this front-office associate role within the Global Markets technology function, you will design and enhance algorithmic trading strategies and electronic trading platforms for Rates products. You’ll work closely with traders,...Read More>>.
Quant Capital
LondonOverview In this role you will help build and enhance the distributed pricing platform for Equity Derivatives, enabling continuous, firm-wide risk and P&L. You join a global, cross-functional team of developers and quants, contributing to g...Read More>>.
Millennium Management
LondonOverview In this role you will build and evolve real-time, high-performance algorithmic trading systems for equities. You’ll collaborate with technologists and trading teams to enhance execution capabilities that support portfolio manager...Read More>>.
Client Server
LondonOverview In this role you design, develop and deliver transformational projects for clients, with a focus on Kafka messaging, migrating legacy systems to AWS, and introducing CI/CD pipelines. You join a collaborative team committed to engin...Read More>>.
Robert Half
LondonOverview In this role you will design, develop and optimize high-performance Java applications within a fast-growing financial services tech environment. You will work with the JVM to improve performance, scalability, and reliability across...Read More>>.
NextWave Consulting
LondonLocation: UK (Hybrid / Onsite as required) Experience: 5+ years Role Type: Fixed Term Contract Overview We are developing a scalable Data Fabric platform that ingests, transforms, and se...Read More>>.
MCS Group | Your Specialist Recruitment Consultancy
Belfast2 days ago Be among the first 25 applicantsMCS Group | Your Specialist Recruitment Consultancy provided pay rangeThis range is provided by MCS Group | Your Specialist Recruitment Consultancy. Your actual pay will be based on your s...Read More>>.
NextWave Consulting Ltd
LondonLocation: UK (Hybrid / Onsite as required) Experience: 5+ years Role Type: Fixed Term Contract Overview We are developing a scalable Data Fabric platform that ingests, transforms, and serves trusted d...Read More>>.
Vix Technology
ManchesterOverviewMake The Connection.Vix Technology is a global leader in providing innovative solutions for public transit, believing that accessibility should be a standard. With over 35 years of experience and systems deployed...Read More>>.
ALTEN
Base pay range Are you passionate about engineering? Do you want to make a difference? ALTEN is a global engineering and technology consultancy operating across over 30 countries worldwide. We partner with industry leaders across sect...Read More>>.
慨正橡扯
Newcastle upon TyneSenior Java DeveloperLocation: NewcastlePlease Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 year continuous UK address history (typically including no peri...Read More>>.
Netcompany Group
LeedsJob Description This is an exciting opportunity within technology consultancy, offering fast‑track career development and hands‑on coding across the entire software development life cycle. Your role will involve supporting and driv...Read More>>.
TEKsystems
Burgess HillOverviewThis role focuses on building and maintaining backend microservices using modern Java (17+) and event-driven architectures powered by Kafka. The position involves working across distributed systems, REST APIs, CI/CD pipelines,...Read More>>.
Fruition Group
LeedsJunior/Mid-Level Java Software Developer Are you a Java Developer with a passion for modern development techniques and clean code looking to make an impact? Fruition Group are supporting a rapidly growing fintech business looking to ma...Read More>>.
HCLTech
City of EdinburghHCL is a $11 billion leading global technology enterprise consisting of over 200,000 professionals operating from 52 countries. Founded in 1976, HCL is one of India's original IT garage start-ups. For more on HCL, please visit www.hcl.com...Read More>>.
Marmion
LeedsJoin to apply for the Software Developer - Java, C# role at Marmion This range is provided by Marmion. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more....Read More>>.
Mercator Group
LondonA growing technology consultancy in the UK is seeking a Software Developer (Java) to enhance their digital services. This role involves collaboration within agile teams to design, build, and maintain innovative applications. The ideal candidate will...Read More>>.
Mastek
Location: Working 2 days a week from Solihull with occasional travel to Croydon based on business needs Security Clearance: SC Cleared, NPPV3 Must About the Role: We are seeking a highly skilled Lead Java De...Read More>>.
IBM
LondonJoin to apply for the Java Developer - Leicester role at IBM. Introduction At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IB...Read More>>.
Net2Source (N2S)
BelfastQualifications Experience with Java NIO components like Channels Buffers and Selectors is expected Expert knowledge of FIX protocol Market Connectivity and Low latency programming is a must Very strong in Java and Spring...Read More>>.
Square One Resources
BasildonRole: Senior Backend Software Engineer - Java – Identity Management Services - GCP Senior Backend Software Engineer required to join an Identity Management Services team, responsible for designing and delivering secure, scalable back...Read More>>.
Talan Group
LondonTalan is looking for a talented Java Developer with React experience to join our team delivering cutting‑edge Front Office solutions within Global Markets environments. You will play a key role in designing and enhancing...Read More>>.
Tracsis
LondonOur talented people are creating the technology of the future From scheduling to maintenance to keeping people safe, 2.7 million people are helped by our software daily. Technology makes it possible; people make it happen and you...Read More>>.
mthree
LondonOur client is a tier-one global financial institution driving an aggressive digital modernization across its capital markets infrastructure. They are currently re-architecting their core mission-critical workflow engine to scale from hundreds o...Read More>>.
Talan
LondonTalan is looking for a talented Java Developer with React experience to join our team delivering cutting‑edge Front Office solutions within Global Markets environments. You will play a key role in designing and enhancing...Read More>>.
Citigroup Inc.
BelfastEngineer 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...Read More>>.
Citi
Northern IrelandEngineer 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 ma...Read More>>.
Citigroup Inc.
LondonDiscover 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 caree...Read More>>.
Citi
LondonDiscover your future at CitiWorking 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...Read More>>.
慨正橡扯
GlasgowAtosis the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organiza...Read More>>.
Atos
GlasgowAtos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organiz...Read More>>.
Atos SE
LondonAtos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organiz...Read More>>.
SPIRIT IT SERVICES LTD
LondonJob Description Spirit It Services, specialises in groups for each phase of the product application lifecycle, we can offer end-to-end support or individual benefits as per the client's tendency and financial plan. Each team inc...Read More>>.
_Nology
Stoke on TrentLocation: Birmingham (5 days a week or willingness to relocate) Nology is excited to partner with a leading financial services organisation that values learning, collaboration, and innovation. This is a fantastic opportunit...Read More>>.
Scrumconnect Limited
SwanseaSwansea, United Kingdom | Posted on 02/06/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions acr...Read More>>.
MRP Global
West MidlandsJava Developer required for a long-term engagement with competitive rates, supporting and enhancing internal Administration applications. This is a hybrid role requiring 2 days per week in the West Midlands, involving live service support, batc...Read More>>.
LMAX Group
LondonLMAX Group is a high-performance financial exchange known for ultra-low latency Java systems. You will work across the stack—from backend core Java to frontend JavaScript—on greenfield cloud-based solutions and a cooperative, knowledge‑shari...Read More>>.
WorldFirst
WorldFirst is seeking a Junior-Mid Java Developer to design, develop and optimize scalable Java applications, with a focus on performance and reliability. You will write clean, maintainable code and participate in code reviews.You will work...Read More>>.
Nomura Holdings, Inc.
LondonJob Title: Senior Java Developer - Rates Intraday Risk Technology Job Code: 14911 Country: GB City: London Skill Category: IT\Technology Job Title: Senior Java Developer – Rates Intraday Risk Technolog...Read More>>.
EveryMatrix
LondonEveryMatrix in London is hiring a Middle Java Developer to help shape data-driven decisions across our iGaming CRM platform. You will build and maintain microservices with Java 21+ and Spring Boot, write efficient SQL for PostgreSQL and ClickHouse...Read More>>.
Quant Capital
LondonScala / Java Developer Fintech / Blockchain CryptocurrencyIf you are an exceptional programmer in any language, please apply!100,000 pa + benefits or up to 750pd Quant Capital is urgently looking for a Scala, Functional Developer or Java Develope...Read More>>.
MCS Group
BelfastSenior .Net Developer Location: Belfast (Hybrid) | Type: Full-Time | Permanent MCS Group is working with a global technology firm is seeking a Senior Soft...Read More>>.