Join to apply for the SeniorJavaDeveloper role at Barclays Business Banking Join to apply for the SeniorJavaDeveloper role at Barclays Business Banking Get AI-powered advice on this job and more exclusive features. Join us as a SeniorJavaDeveloper at Barclays, where you'll help us build centralised, electronic quote/order management and execution platforms following principles of scalability, performance and consistently excellent client and user experience. To be successful as a SeniorJavaDeveloper, you should have the following skills/… experience: Proficient in Java programming. Experience building and maintaining electronic trading systems. Experience designing distributed systems. A solid understanding of the equities, derivatives and/or fixed income businesses. Collaborative mindset and excellent communication skills. Some Other Highly Valued Skills May Include Experience with development and build tools, e.g. More ❯
London, England, United Kingdom Hybrid / WFH Options
Adaptive
Join to apply for the SeniorJavaDeveloper - London role at Adaptive Join to apply for the SeniorJavaDeveloper - London role at Adaptive WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We … York, Barcelona and Montreal, we have a proven track record delivering powerful, elegant and intuitive trading technology solutions. We are now looking for a Javadeveloper to join our London team on a new exciting project! YOU ARE: A JVM lover who really enjoys working with the latest … each other Experienced within the Fintech industry YOU HAVE: Significant, professional server-side software development experience Solid experience programming using Core Java. Exposure to Java 17+ is a plus General familiarity with data structures such as sets, hashes, caches etc Experience developing Front Office financial systems, E-Trading and More ❯
Are you interested in sustainable energy and saving the world? Have you got experience coding with Core Java, Multithreading, Concurrency and Low Latency? FULLY REMOTE SeniorJavaDeveloper – Sustainable GreenTech Project Salary: Up to £130k Location: fully remote in the UK I am partnered with a … unique energy software platform that is helping consumers transition towards a sustainable future. They are in search of enthusiastic and knowledgeable SeniorJava Developers of all levels with a strong comprehension of the Core Java principles to join their growing team. This is a brilliant opportunity for … and suppliers with easy access to energy trading by producing energy as a service as opposed to a commodity. You will be a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading , Concurrency and Low Latency , because you More ❯
Are you interested in sustainable energy and saving the world? Have you got experience coding with Core Java, Multithreading, Concurrency and Low Latency? FULLY REMOTE SeniorJavaDeveloper – Sustainable GreenTech Project Salary: Up to £130k Location: fully remote in the UK I am partnered with a … unique energy software platform that is helping consumers transition towards a sustainable future. They are in search of enthusiastic and knowledgeable SeniorJava Developers of all levels with a strong comprehension of the Core Java principles to join their growing team. This is a brilliant opportunity for … and suppliers with easy access to energy trading by producing energy as a service as opposed to a commodity. You will be a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading , Concurrency and Low Latency , because you More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
you want to login/join with: Are you interested in sustainable energy and saving the world? Have you got experience coding with Core Java, Multithreading, Concurrency and Low Latency? FULLY REMOTE SeniorJavaDeveloper – Sustainable GreenTech Project Salary: Up to £130k Location: fully remote in … partnered with a unique energy software platform that is helping consumers transition towards a sustainable future. They are in search of enthusiastic and knowledgeable SeniorJava Developers of all levels with a strong comprehension of the Core Java principles to join their growing team. This is a … and suppliers with easy access to energy trading by producing energy as a service as opposed to a commodity. You will be a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you More ❯
Glasgow, Scotland, United Kingdom Hybrid / WFH Options
Waracle
Waracle Glasgow, Scotland, United Kingdom Join or sign in to find your next job Join to apply for the SeniorJavaDeveloper role at Waracle Waracle Glasgow, Scotland, United Kingdom Join to apply for the SeniorJavaDeveloper role at Waracle Get AI-powered … this job and more exclusive features. Direct message the job poster from Waracle Head of Talent Attraction | Tech Recruitment Waracle are looking for a SeniorJavaDeveloper for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and … is a Hybrid role working from either our Dundee or Glasgow offices 2 days a week. We are seeking a highly skilled and motivated SeniorJavaDeveloper to join our growing team. This is an exciting opportunity for a seasoned professional who not only excels in core More ❯
Leeds, England, United Kingdom Hybrid / WFH Options
TipTopJob
Role: SeniorJavaDeveloper Salary/Rate: GBP market rates per day (inside IR35) Location: Hybrid - 2 days per week on site in Leeds or London as preferred Contract Duration: 12 months We are currently looking for a SeniorJavaDeveloper for our government … client. This SeniorJavaDeveloper role is hybrid, based between 2 days per week on site in Leeds or London (as preferred) and the remainder of the week working remotely. The contract for the SeniorJavaDeveloper position is for 12 months with potential … now be based on an Umbrella solution. The interview process is 2 stages, including a technical test. Essential skills/experience required: Development languages - Java Database management SQL PostgreSQL MySQL MongoDB Cassandra SQL tuning Kernel tuning Explain plans Patching and upgrade Meet Recovery Point Objectives Meet Recovery Time Objectives More ❯
Social network you want to login/join with: SeniorJavaDeveloper TDD - Technologist, slough col-narrow-left Client: Client Server Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job … Description: SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex … and challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and More ❯
Colchester, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: FULLY REMOTE SeniorJavaDeveloper – Sustainable Energy GreenTech Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable future by producing energy as … a services. They are in search of an enthusiastic and knowledgeable SeniorJavaDeveloper with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you will be building your own frameworks and designing new databases from scratch. Your role as a SeniorJavaDeveloper will include: - Design - Concepts - Designing More ❯
Birmingham, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: FULLY REMOTE SeniorJavaDeveloper – Sustainable Energy GreenTech Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable future by producing energy as … a services. They are in search of an enthusiastic and knowledgeable SeniorJavaDeveloper with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading, Concurrency and Low Latency, because you will be building your own frameworks and designing new databases from scratch. Your role as a SeniorJavaDeveloper will include: - Design - Concepts - Designing More ❯
Do you have a PhD in Computer Science? FULLY REMOTE SeniorJavaDeveloper – Sustainable Energy GreenTech Salary : £100-140k + benefits Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable … future by producing energy as a services. They are in search of an enthusiastic and knowledgeable SeniorJavaDeveloper with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be … a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading , Concurrency and Low Latency , because you will be building your own frameworks and designing new databases from scratch. Your role as a SeniorJavaDeveloperMore ❯
Do you have a PhD in Computer Science? FULLY REMOTE SeniorJavaDeveloper – Sustainable Energy GreenTech Salary : £100-140k + benefits Location : fully remote from anywhere in the UK I am partnered with a unique energy software platform that is helping consumers transition towards a sustainable … future by producing energy as a services. They are in search of an enthusiastic and knowledgeable SeniorJavaDeveloper with a strong comprehension of the Core Java principles alongside a deep understanding in Advanced Computer Science: Algorithms Graph theory Interval graphs Compiler theory You will be … a fantastic SeniorJavaDeveloper if you have worked with Core Java and have extensive experience with Multithreading , Concurrency and Low Latency , because you will be building your own frameworks and designing new databases from scratch. Your role as a SeniorJavaDeveloperMore ❯
SeniorJavaDeveloper/Backend Software Engineer (Spring Boot) London to £80k Well established trading brokerage is seeking a SeniorJavaDeveloper as they expand into UK markets. As a SeniorJavaDeveloper, you'll join a small technology team building … development lifecycle and will quickly see the impact of your work, developing high quality, scalable and secure trading applications with a focus on backend Java development and API implementation within an AWS environment. Location/WFH: You'll join a team of finance entrepreneurs and technologists in City based … offices with smart dress code on a fulltime basis. About you: You are an experienced JavaDeveloper with a strong knowledge of best practice and the full software development lifecycle You have strong Spring Boot experience You have a good knowledge of SQL/NoSQL databases You have More ❯
SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and … challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop … in London five days a week with a wide range of facilities and an array of perks. About you: You have strong backend core Java development skills You have a strong knowledge of software engineering best practices and have experience with TDD You have a good knowledge of SQL More ❯
SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and … challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop … in London five days a week with a wide range of facilities and an array of perks. About you: You have strong backend core Java development skills You have a strong knowledge of software engineering best practices and have experience with TDD You have a good knowledge of SQL More ❯
SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and … challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop … in London five days a week with a wide range of facilities and an array of perks. About you: You have strong backend core Java development skills You have a strong knowledge of software engineering best practices and have experience with TDD You have a good knowledge of SQL More ❯
Social network you want to login/join with: SeniorJavaDeveloper - Java, Spring Boot, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading Role Overview: I am seeking a SeniorJavaDeveloper to join a leading Investment Bank as part of their … scale to meet the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side Concurrent Programming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design … Take full ownership of feature development from design through to production deployment. Collaborate effectively with cross-functional teams, balancing independence and teamwork. Key Skills: Java Spring Boot Concurrency Message-driven architectures - Kafka, MQ SQL Queries Multithreading This is a full time role offering a salary of up to £80k. More ❯
based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering … best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements across two security product areas, working across the full development lifecycle; you'll be able to input ideas and have your voice More ❯
Client Server Location: london, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 3 Posted: 08.05.2025 Expiry Date: 22.06.2025 Job Description: SeniorJavaDeveloper/Backend Software Engineer London onsite to £160k Are you a Java technologist with strong knowledge of software engineering … best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a SeniorJavaDeveloper you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements across two security product areas, working across the full development lifecycle; you'll be able to input ideas and have your voice More ❯
Are you an experienced JavaDeveloper looking for a new challenge and to work for an AI startup with an important mission? 🚀 SeniorJavaDeveloper – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … data privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple SeniorJava Developers as well as DevOps Engineers. As a SeniorJavaDeveloper, you will: Have 5+ years experience as a … Software Engineer Experience developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Understanding Recruitment
Are you an experienced JavaDeveloper looking for a new challenge and to work for an AI startup with an important mission? 🚀 SeniorJavaDeveloper – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … data privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple SeniorJava Developers as well as DevOps Engineers. As a SeniorJavaDeveloper, you will: Have 5+ years experience as a … Software Engineer Experience developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters More ❯
london, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
Are you an experienced JavaDeveloper looking for a new challenge and to work for an AI startup with an important mission? 🚀 SeniorJavaDeveloper – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … data privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple SeniorJava Developers as well as DevOps Engineers. As a SeniorJavaDeveloper, you will: Have 5+ years experience as a … Software Engineer Experience developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
Are you an experienced JavaDeveloper looking for a new challenge and to work for an AI startup with an important mission? 🚀 SeniorJavaDeveloper – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … data privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple SeniorJava Developers as well as DevOps Engineers. As a SeniorJavaDeveloper, you will: Have 5+ years experience as a … Software Engineer Experience developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
Are you an experienced JavaDeveloper looking for a new challenge and to work for an AI startup with an important mission? 🚀 SeniorJavaDeveloper – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … data privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple SeniorJava Developers as well as DevOps Engineers. As a SeniorJavaDeveloper, you will: Have 5+ years experience as a … Software Engineer Experience developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters More ❯
London, England, United Kingdom Hybrid / WFH Options
Citi
Join to apply for the SeniorJavaDeveloper - London role at Citi Join to apply for the SeniorJavaDeveloper - London role at Citi Overview Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more … We Do/The Team We are a global team responsible for a markets-wide strategic risk management platform. We're looking for skilled Java Developers to enhance our platform and integrate it with trading systems across markets. Role Overview/What You'll Do Collaborate with management to … integrate functions and identify system enhancements. Solve critical issues by evaluating complex business and system processes. Apply your Java expertise and ensure architectural alignment. Develop coding standards for testing, debugging, and implementation. Understand the integration of business areas, architecture, and infrastructure. Analyse problems and create innovative solutions. Mentor junior More ❯
