26 to 50 of 64 Senior Java Engineer Jobs in the UK

Senior Java Developer - Java SDK, J2SE, - Hybrid 2 days a week, London This will be working for a leading travel technology company that provide the search engine function for booking services within airlines, hotels, and rail companies around the world. As the Senior Java developer … you will be responsible for the development and maintenance of the applications. Your experience and knowledge must be in depth on core and technical Java programming, web architectures and databases. The depth in Java and your experience must reflect/include data structures, software design principles and algorithms … Requirements: Excellent knowledge of core Java Understanding of algorithms and data structures Strong problem-solving skills Solid knowledge of Java SDK/J2SE Degree in computer science or very similar Clean coding practices and ability to write clear technical documentation JavaScript and Node would be beneficial If interested More ❯

Senior Software Engineer - Java Location: Edinburgh/Hybrid The requirements listed in our job descriptions are guidelines, not hard and fast rules. You don't have to satisfy every requirement or meet every qualification listed. If your skills are transferable and you are in the ballpark experience … of belonging, we believe we've created a culture in which everyone can succeed, no matter how you got here. The Position As a Senior Software Engineer within the Responsible Gaming vertical, you will be working on systems that are paramount to the safety and security of our … provide a best-in-class service, creating an inclusive gameplay experience that resonates with all our customers across FanDuel products. You will be a Senior Software Engineer who has experience developing highly scalable and available backend systems. Whilst this role will be predominantly focused across the backend, there More ❯

Hybrid Role - 2 days a week in Manchester offices I have a number of Senior Java Full Stack roles for a Global Insurance Business who are currently disrupting the industry. They have strong ambitions to continue growing and are always seeking the brightest people to join them on … with business specialists, IT developers, UX specialists and IT operations every day – across 6 different countries. Currently, they are looking for a number of Senior Java Full Stack Developers, who will be responsible for the development of their in-house insurance systems with a strong focus on usability … will influence the choice of technologies, frameworks, and architectural approaches and will be working through the whole SDLC. To apply I am looking for Senior Java Developers, with experience working with Product Owners and End Users to deliver business-specific applications through the whole Development Life Cycle. Whilst More ❯

Senior Java Developer 🌍 Up to £150k 💸 - Remote Working 🏡 – 6+ years experience Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Senior Java Developer … leverage advanced technologies to create impactful solutions in a fast-paced, collaborative environment. Role Highlights 🌟 Design and implement high-performance software systems using Core Java , without relying on frameworks. Tackle multi-threaded, low-latency challenges, manage extensive data streams, and optimise asynchronous programming for real-time scalability. Drive projects … that advance sustainable energy solutions, contributing to a greener future. Key Requirements ✅ 6+ years with extensive hands-on experience in Core Java, developing systems from the ground up without frameworks. Advanced proficiency in multi-threading, low-latency solutions, and data stream management. Strong understanding and practical expertise in asynchronous More ❯

Senior Java Developer 🌍 £100k–£150k 💸 - Remote Working 🏡 – 6+ years experience (PhD Required) Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Senior Java … technologies, being able to create impactful solutions in a fast-paced, collaborative environment. Role Highlights 🌟 Design and implement high-performance software systems using Core Java, without relying on frameworks. Tackle multi-threaded, low-latency challenges, manage extensive data streams, and optimise asynchronous programming for real-time scalability. Drive projects … A PhD in Computer Science and the ability to demonstrate extensive knowledge in Software Development. 6+ years with extensive hands-on experience in Core Java, developing systems from the ground up without frameworks. Advanced proficiency in multi-threading, low-latency solutions, and data stream management. Strong knowledge of Advanced More ❯

Senior Java Developer Location: Remote Working (Must be UK based) Duration: 3-Months Initially - working on a 2-year programme IR35 Status: Inside IR35 - £450 per day We are seeking a highly skilled Senior Java Developer to work on a UK Government programme, the ideal candidate … would have SC Clearance or be eligible to gain SC Clearance. Tech Stack (Must have all): Java Springboot Kotlin TDD/BDD Key Skills (Must have all): Experience working in UK GOV (GDS experience) Eligible for SC Clearance or have live and active SC Clearance All candidates must be More ❯

Senior Software Engineer (Java Architecture) Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. We are a values … over 25 countries around the world. Miratech retains nearly 1000 full-time professionals, and our annual growth rate exceeds 25%. We seek a Senior Software Engineer with Java and C++ development experience. You will be part of the team working on an investment operating system, used … processing tool, which is a platform designed to enhance collaboration between research analysts and portfolio managers. Responsibilities: Architect, develop, and maintain software solutions using Java and C++. Design and optimize SQL queries, procedures, and schemas for Sybase and MS SQL Server databases. Write clean, maintainable, and efficient code, adhering More ❯

As a senior Java Software Engineer, you'll work on our in-house created package 'Miles'. It is an ERP software for automotive finance, leasing, fleet, and mobility management. This end-to-end solution encompasses front-, mid- and back-office functions that can be extensively customized … team in Sofico works in an agile way , including scrum, daily stand-ups, and backlog refinement. Besides that, you'll also be joining our Java community , which connects all the Software Engineers within Sofico worldwide. To learn from each other, by sharing best practices, codes, tips and tricks, is … what we are striving for. The focus in this role will be on back-end development. Being a Java Software Engineer at Sofico entails that you'll: Mainly work in Java 17 . Play an important role in building and rolling out solutions , both within the company More ❯

As a senior Java Software Engineer, you'll work on our in-house created package 'Miles'. It is an ERP software for automotive finance, leasing, fleet, and mobility management. This end-to-end solution encompasses front-, mid-, and back-office functions that can be extensively customized … team in Sofico works in an agile way , including scrum, daily stand-ups, and backlog refinement. Besides that, you'll also be joining our Java community , which connects all the Software Engineers within Sofico worldwide. To learn from each other, by sharing best practices, codes, tips and tricks, is … what we are striving for. The focus in this role will be on back-end development. Being a Java Software Engineer at Sofico entails that you'll: Mainly work in Java 17 . Play an important role in building and rolling out solutions , both within the company More ❯

Senior Software Engineer - Full Stack Engineer- Java, React, SpringBoot An exciting opportunity to join an innovative SaaS provider in the online gaming space. Work with top-tier clients in the UK and USA, contributing to the development of new software solutions within a rapidly expanding company. … Work within their software engineering squads to develop new and modernize legacy applications using microservices. You'll primarily focus on Java backend, with a practical understanding of frontend development. As such you will need: Expertise in core Java development Spring Boot Commercial JavaScript experience Strong React Any NoSQL More ❯

An exciting opportunity has arisen for a Senior Java Software Engineer to join a highly reputable company whose software products are used by 1000's of customers across the UK. The company is committed to internal training and career progression, as well as fostering diversity and inclusion … days per week in the office on average) and their modern offices are easily accessible via London and surrounding areas. Responsibilities: Serve as a senior member of the Java Development team, mentoring junior members Serve as a key contributor in a Java, Spring, AWS, and Microservices environment. … Lead the redevelopment of existing products while enhancing functionality. Collaborate with offshore teams and engage with senior internal stakeholders. Adhere to DevOps best practices. Ensure compliance with SOLID principles. Technical Requirements: 7+ years of software development experience Commercial experience with Java, Spring and AWS Good commercial understanding of More ❯

Java Software Engineer Manchester - 3 days in office a week 60K DOE I am looking for a Java Developer for a longstanding client of Oscar Technologies. They work on various projects within the financial sector. They have a lovely newly renovated office in the centre of Manchester … who can work on a hybrid basis. The ideal candidate will also have a good understanding of ReactJS and React Native. The Required Skills Java Spring Framework ReactJS React Native APPLY NOW for immediate consideration. Java Software Engineer Manchester - 3 days in office a week 60K DOE More ❯

Java Software Developer – Front Office | London A leading investment bank is looking for a Java Software Developer to join its cross-asset pricing and risk team in London. This is a permanent Front Office role offering deep technical challenges, regular contact with the desk, and a clear growth … on performance, scalability, and clean architecture Contribute to the re-architecture of pricing for speed and efficiency (e.g., pre-calculated sensitivities) Tech Environment Core Java (Java 17+), multithreaded – essential Python – highly desirable React – small part of the stack, nice to have Messaging tech: Solace (Ideal), Aeron, or Kafka … etc. Candidate Profile 8+ years of experience in Java development Strong Front Office exposure – must have Pricing or risk platform experience is a plus Confident communicator with the ability (and experience) to work closely with the desk and quants Why Apply? Hybrid working: 2–3 days from home Emphasis More ❯

Java Software Developer – Front Office | London A leading investment bank is looking for a Java Software Developer to join its cross-asset pricing and risk team in London. This is a permanent Front Office role offering deep technical challenges, regular contact with the desk, and a clear growth … on performance, scalability, and clean architecture Contribute to the re-architecture of pricing for speed and efficiency (e.g., pre-calculated sensitivities) Tech Environment Core Java (Java 17+), multithreaded – essential Python – highly desirable React – small part of the stack, nice to have Messaging tech: Solace (Ideal), Aeron, or Kafka … etc. Candidate Profile 8+ years of experience in Java development Strong Front Office exposure – must have Pricing or risk platform experience is a plus Confident communicator with the ability (and experience) to work closely with the desk and quants Why Apply? Hybrid working: 2–3 days from home Emphasis More ❯

Senior Core Java Developer 🤖 - Up to £120k DOE 💰 - Hybrid (London) 🏡 Our client is a highly trusted player in asset management and FX trading, looking to recruit a proficient Senior/Core Java Developer to join their apps team. This opportunity will allow you to join a … offerings and the team’s workflows.⚙️ Work primarily within GCP, ensuring that the architecture is optimized for multi-cloud compatibility.🔒 Key Requirements: An experienced engineer with 7-8 years of experience.🤖 Strong knowledge and hands-on experience with Core Java. You understand which networking tools are relevant to cloud … A generous annual bonus , historically reaching up to 30%. 💰 Hybrid working pattern, with two days remote a week.🏡 If you’re a Core Java Developer looking to take your career to the next level, apply today to be considered for this excellent opportunity More ❯

Senior Core Java Developer 🤖 - Up to £120k DOE 💰 - Hybrid (London) 🏡 Our client is a highly trusted player in asset management and FX trading, looking to recruit a proficient Senior/Core Java Developer to join their apps team. This opportunity will allow you to join a … offerings and the team’s workflows.⚙️ Work primarily within GCP, ensuring that the architecture is optimized for multi-cloud compatibility.🔒 Key Requirements: An experienced engineer with 7-8 years of experience.🤖 Strong knowledge and hands-on experience with Core Java. You understand which networking tools are relevant to cloud … A generous annual bonus , historically reaching up to 30%. 💰 Hybrid working pattern, with two days remote a week.🏡 If you’re a Core Java Developer looking to take your career to the next level, apply today to be considered for this excellent opportunity More ❯

About the Role As a Java Senior Software Engineer working on our backend team, you will be contributing to our Kotlin and Java backend applications and systems development on our suite of IT Software products. Working in a team where Product, Engineering and QA join to … mission critical software systems that support our worldwide operations. We hire the best software engineers with experience in our stack: NinjaOne is built on Java , Kotlin , C++ , and Postgres , supporting millions of user endpoints and running as a scalable cloud service in AWS . Location- London, United Kingdom or … in Technical or Engineering field of study or equivalent work experience Knowledge of functional and object-oriented programming design concepts 7+ years of professional Java software development in highly scalable systems and applications Experience working with Kotlin 5+ years of REST service development using Spring framework Working experience with More ❯

Job Title: Java Software Engineer (Junior - Mid Level - Senior/Lead) Client: Elite Quant Trading Firm Salary: £50,000 - £170,000 Base (+ Bonus) Location: London/Hybrid/Remote Options The role: My client is looking for an experienced Java Software Engineer to join … platform that you will be crucial in developing. Our client prides itself on maintaining cutting-edge technology and a progressive work environment. As a Java Software Engineer you will be tasked with designing and developing high-performance applications from scratch, harnessing our clients dedication to upholding the highest … tech standards in industry. Key Requirements: Degree in Computer Science or STEM based subjects from a top university. Strong programming skills as a Java Software Engineer. 2+ years of experience in software engineering or a similar domain. Experience using Core Java (preferable) Experience with concurrency and multi-threading More ❯

Job Title: Java Software Engineer (Junior - Mid Level - Senior/Lead) Client: Elite Quant Trading Firm Salary: £50,000 - £170,000 Base (+ Bonus) Location: London/Hybrid/Remote Options The role: My client is looking for an experienced Java Software Engineer to join … platform that you will be crucial in developing. Our client prides itself on maintaining cutting-edge technology and a progressive work environment. As a Java Software Engineer you will be tasked with designing and developing high-performance applications from scratch, harnessing our clients dedication to upholding the highest … tech standards in industry. Key Requirements: Degree in Computer Science or STEM based subjects from a top university. Strong programming skills as a Java Software Engineer. 2+ years of experience in software engineering or a similar domain. Experience using Core Java (preferable) Experience with concurrency and multi-threading More ❯

About the Role As a Java Senior Software Engineer working on our backend team, you will be contributing to our Kotlin and Java backend applications and systems development on our suite of IT Software products. Working in a team where Product, Engineering and QA join to … mission critical software systems that support our worldwide operations. We hire the best software engineers with experience in our stack: NinjaOne is built on Java , Kotlin , C++ , and Postgres , supporting millions of user endpoints and running as a scalable cloud service in AWS . Location- London, United Kingdom or … in Technical or Engineering field of study or equivalent work experience Knowledge of functional and object-oriented programming design concepts 7+ years of professional Java software development in highly scalable systems and applications Experience working with Kotlin 5+ years of REST service development using Spring framework Working experience with More ❯

Role: Mid-Senior Java Developer Location: Manchester (once every two weeks) Flexibility: Once every two weeks, flexible. Salary: £55,000 - £80,000 + bonus Key Responsibilities: Develop high-quality software in Java. Collaborate with your Scrum team to define and create new features. Follow best practice approaches to … challenge the norm to help improve the way we work. Passionate about collaborating with and contributing to the development of others. Tech Stack: Strong Java development skills with experience in CI/CD tooling, automated builds, Spring/Spring Boot. Advocate for Agile methodologies and the ability to drive More ❯

Role: Senior Java Developer Location: Manchester once every two weeks Flexibility going forward: once every two weeks, Flexible. Salary: £55,000 - £70,000 + bonus Do you have experience of developing in Java? Are you passionate about developing high quality software? Are you an enthusiastic problem solver … good products to best support their customers. You will follow best practice approaches to development in a highly Agile environment. We are looking for Java Developers from Mid level to develop the next iterations of our market-leading software. You will play a vital role as a member of … leading software utilising tools and practices such as pair programming, automated testing and continuous integration all supported by DevOps technologies Tech stack including: Strong Java development skills + experience CI/CD tooling, automated builds, Spring/Spring Boot Advocate for Agile and the ability to drive Agile delivery More ❯

from seasoned technology and business professionals, and doing business with the world's largest, most influential banks and enterprise organizations. About the role: The Senior Java Developer is a member of a small, highly focused team, responsible for building services for highly scalable and robust messaging, data acquisition … and archiving systems, using leading edge technologies. This is an opportunity to work alongside some of the best Java developers in London and apply your craft in an environment that encourages creative thinking and autonomy. We encourage our developers to think beyond a single component to build complete system … Migrate existing services to microservices, with the goal of reducing complexity at the design and architecture level Write unit and integration tests for your Java code Collaborate with testers in development of functional test cases Develop deployment systems for Java based systems Collaborate with product owners on user More ❯

Are you a Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits package You will be joining a rapidly expanding company within the iGaming sector, who are committed … top brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play a … to implement complex backend logic and platform solutions. Write clean, scalable, and maintainable code, adhering to industry best practices. Stay updated on the latest Java frameworks, libraries, and development techniques. Translate business needs into technical solutions, estimating time, costs, and requirements. Develop, test, and deploy backend solutions that meet More ❯

Java Developers - Newcastle - 5 days a week in the office - Greenfield OB have partnered with a leading financial company, who are looking for multiple Java Developers to work on a ton of greenfield work. You will be working alongside some of the best developers within the finance space … degree from a Russell group university, please do not apply if you do not have this. £50k - 140k + 10% Bonus + Pension Stack - Java, XP, AWS, Kubernetes, Spring Boot. 5 days on site in Newcastle 3 stage interview process, all can be done within 10 days. More ❯