SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
london (city of london), south east england, united kingdom
Nicoll Curtin
SeniorJavaDeveloper - Java, Kotlin, 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 global front-office technology team. This is a hands-on position focused on working with a real-time, event-driven … components, ensuring the platform can 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, optimize, and maintain MongoDB (NoSQL … JUnit and other relevant frameworks. 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 Kotlin Concurrency Message-driven architectures - Kafka, MQ SQL Queries Unix/Linux scripting Multithreading This is a full time role offering a salary of up to £130k. You will More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Lynx Recruitment Limited
SeniorJavaDeveloper - Remote Working Lynx are currently working with a large IT consultancy to help them source a SeniorJavaDeveloper . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging in the entire software development lifecycle, from gathering … projects Key skills and experience: Previous experience working within a consulting organisation or the public sector is essentail Must be either SC cleared or eligible Experience working as a JavaDeveloperJava development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. More ❯
x SeniorJava Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look … at any front office Java developers Role details Role title: SeniorJavadeveloper/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent javadeveloper … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the seniorjavadeveloper, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Huxley
x SeniorJava Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look … at any front office Java developers Role details Role title: SeniorJavadeveloper/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent javadeveloper … with pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the seniorjavadeveloper, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and More ❯
Senior Full Stack JavaDeveloper Role - Leading SaaS Based Automation Company - Berkshire - Hybrid/Once a Fortnight onsite in Berkshire based office (Moving to new offices in Reading in March 2026 - 2 days onsite from March 2026) - Up to £80,000 + 10% Bonus + Benefits Are you a Senior Full Stack JavaDeveloper looking for a new challenge? Do you enjoy working across the full stack with Java and ReactJS? Would you like to work on hugely impactful business/mission critical automation platforms for iconic world brands? G.R.E. Recruitment is delighted to partner with a leading SaaS based Automation Company who are looking to add a Senior Full Stack … JavaDeveloper to their dynamic scaling development team. These roles will initially be once a fortnight in the Berkshire based office as they plan to move to new offices in Reading - then it will be twice per week in the office from March 2026. For this role I am looking for a Senior Full Stack JavaMore ❯
Leeds, West Yorkshire, England, United Kingdom Hybrid / WFH Options
InvitISE Ltd
We’re looking for a SeniorJavaDeveloper for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have … the ability to pass it, and be eligible for SC clearance. The successful SeniorJavaDeveloper will possess proven skills working with the following – Java 21 (or later) Test Driven Development (TDD) and Behaviour Driven Development (BDD) Large microservice architectures Agile environments and pair programming Implementing APIs for internal and external use Building automated test suites … have: Jackson, JAX-RS, Mockito ActiveMQ or Kafka MongoDB or other NoSQL/document databases Experience scaling high-traffic websites and handling large data sets Interested? Please apply below. Java Software Engineer, Java, Java 21, Microservices, TDD, BDD, Agile, APIs, CI/CD, Leeds, Government, Public Sector, Developer, Contract, Inside IR35 More ❯
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Hawksworth
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
london, south east england, united kingdom Hybrid / WFH Options
Hawksworth
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Hawksworth
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Hawksworth
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working … from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low … someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance More ❯
Hawksworth are now recruiting for a SeniorJavaDeveloper with extensive experience with Front Office Algo Trading projects. Want to make an application Make sure your CV is up to date, then read the following job specs carefully before applying. The job: IT Low Latency JavaDeveloper 1 year contract with potential for extensions Inside … per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home pw) This is a IT Low-Latency, JavaDeveloper position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this … role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a SeniorJavaDeveloper Significant Trading projects More ❯
SeniorJavaDeveloper 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 SeniorJavaDeveloper to join the core software engineering team. This role provides a unique opportunity to … The work you do will span the full software development lifecycle, from idea to production, and you’ll be empowered to take ownership of complex engineering challenges. Key Requirements: Java Spring Boot AWS Excellent communication. Bachelors or Masters degree. Experience working at a start-up/scale-up. Compensation : This role is offering an incredibly competitive salary + extended More ❯
SeniorJavaDeveloper 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 SeniorJavaDeveloper to join the core software engineering team. This role provides a unique opportunity to … The work you do will span the full software development lifecycle, from idea to production, and you’ll be empowered to take ownership of complex engineering challenges. Key Requirements: Java Spring Boot AWS Excellent communication. Bachelors or Masters degree. Experience working at a start-up/scale-up. Compensation : This role is offering an incredibly competitive salary + extended More ❯
SeniorJavaDeveloper (Must have exposure to Azure and prior government experience) 12 month fixed term contract Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today. The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and … minimise risk and shorten delivery times. Our team consists of highly-skilled cross-functional consultants, analysts, and support staff. Your Role We're looking for a talented and driven SeniorJavaDeveloper to join our growing team. You'll be instrumental in building robust, scalable backend systems using modern technologies and cloud platforms. If you're passionate … about clean code, distributed systems, and continuous delivery, we want to hear from you. What You'll Do Design and build scalable backend services using Java and Spring Boot, with a strong focus on performance, reliability, and maintainability Develop and deploy cloud-native applications on Microsoft Azure, leveraging best practices in distributed systems and microservices architecture Implement asynchronous messaging More ❯
SeniorJava Backend Engineer - Middle Office Location: London Hybrid: 3 days/week in London office Oliver Bernard have partnered with a global brokerage firm that is modernising its middle office technology to support real-time trade data processing and integration. Theyre looking for a SeniorJava Backend Engineer to join their London-based team to … where youll collaborate closely with global stakeholders across technology, operations and front office to ensure seamless data flow and system performance across the trade lifecycle. 5+ years of professional Java experience Strong Proficiency in SQL and generic scripting languages You will build new business features to improve and maintain real-time data transformation and integration services. Work on Backend … time trade data processing and integration issues. This is a fantastic opportunity to join a collaborative, high-performing technology team building business-critical systems that power global trading operations. SeniorJava Backend Engineer - Middle Office More ❯
SeniorJava Software Engineer Watford/Hybrid Salary - £70,000 - £80,000 + Excellent benefits We’re looking for a talented SeniorJava Engineer with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role focused on developing a cloud-native platform and its foundational services—mission-critical components that … support a modern workforce management software stack. You’ll work primarily with Java, building robust, secure, and scalable applications. As part of a small, elite team, you’ll have the freedom and responsibility to shape the future of the platform. 🔧 Key Responsibilities • Deliver best-in-class Java platform code with a strong focus on architecture and design. • Build … current with industry trends in software development, infrastructure, architecture, and security. 🧠 Skills & Experience • Proven experience delivering complex software solutions (HR software experience is a plus). • Deep expertise in Java, object-oriented design patterns, multi-threading, and asynchronous paradigms. • Familiarity with Spring, Git, Postgres, MongoDB, and JavaScript. • Comfortable designing APIs and working within cloud-native architectures. • Experience writing performant More ❯
SeniorJava Software Engineer Watford/Hybrid Salary - £70,000 - £80,000 + Excellent benefits We’re looking for a talented SeniorJava Engineer with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role focused on developing a cloud-native platform and its foundational services—mission-critical components that … support a modern workforce management software stack. You’ll work primarily with Java, building robust, secure, and scalable applications. As part of a small, elite team, you’ll have the freedom and responsibility to shape the future of the platform. 🔧 Key Responsibilities • Deliver best-in-class Java platform code with a strong focus on architecture and design. • Build … current with industry trends in software development, infrastructure, architecture, and security. 🧠 Skills & Experience • Proven experience delivering complex software solutions (HR software experience is a plus). • Deep expertise in Java, object-oriented design patterns, multi-threading, and asynchronous paradigms. • Familiarity with Spring, Git, Postgres, MongoDB, and JavaScript. • Comfortable designing APIs and working within cloud-native architectures. • Experience writing performant More ❯
watford, hertfordshire, east anglia, united kingdom
Tilo Consulting
SeniorJava Software Engineer Watford/Hybrid Salary - £70,000 - £80,000 + Excellent benefits We’re looking for a talented SeniorJava Engineer with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role focused on developing a cloud-native platform and its foundational services—mission-critical components that … support a modern workforce management software stack. You’ll work primarily with Java, building robust, secure, and scalable applications. As part of a small, elite team, you’ll have the freedom and responsibility to shape the future of the platform. 🔧 Key Responsibilities • Deliver best-in-class Java platform code with a strong focus on architecture and design. • Build … current with industry trends in software development, infrastructure, architecture, and security. 🧠 Skills & Experience • Proven experience delivering complex software solutions (HR software experience is a plus). • Deep expertise in Java, object-oriented design patterns, multi-threading, and asynchronous paradigms. • Familiarity with Spring, Git, Postgres, MongoDB, and JavaScript. • Comfortable designing APIs and working within cloud-native architectures. • Experience writing performant More ❯
