1 to 25 of 26 Senior Java Developer Jobs in the UK

Senior Java Developer Hybrid - 2 days onsite Our client, a leading enterprise organisation undergoing significant digital transformation, is seeking an experienced Senior Java Developer to join their high-performing engineering team. This is an excellent opportunity for a seasoned professional who thrives in complex … environments and enjoys working with modern Java technologies at scale. What you’ll bring: Proven experience in software design and development with Java-based technologies Experience in a senior developer or technical leadership role Strong, hands-on expertise with Java , Spring Boot , and microservices architecture ...

Senior Java Developer/Software Engineer (Java AWS Kafka) London/WFH to £140k Are you a Java technologist who enjoys building systems from scratch? You could be progressing your career, in a senior, impactful role at a global, cloud-native, prime broker that … custody system, designed for today's complex global markets. The company is experiencing great success and is expanding into the UK. As a Senior Java Developer you will take ownership of building a brand new Futures Trading platform for the UK, primarily using Java with ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. … Previous experience working within a consulting organisation or the public sector is essentail Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. ...

Senior Java Developer | Backend | Microservices | FinTech | London | Hybrid | £120k I'm proud to partner with a global financial organisation, creating an app that allows people in countries like Mexico, Argentina, Colombia, and Brazil manage money in digital dollars and digital euros and it’s designed to protect … work with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres Database and Spring Boot, to help develop their rapidly growing application, by building REST ...

Senior Java Developer | Fullstack | Microservices | HealthTech | Wokingham | £85k I'm proud to partner with the UKs largest and fastest-growing EPR business, driving digital healthcare transformation with pioneering cloud and SaaS technologies. They have become a critical platform in hospitals around … most widely used clinical applications by doctors. They are looking for an experienced Senior Java Developer to help develop their rapidly growing application. This isn’t just another coding job, it’s an opportunity to build technology that directly impacts lives and shape the future of patient ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. ...

Senior Java Developer - Remote WorkingA high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible. Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging xxuwjjq in the entire software development lifecycle, from gathering requirements and designin... ...

scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Senior Java Developer with exceptional Java expertise to join one of their core development teams. The Role As a Senior Java Developer, you'll split your time between hands-on technical engineering alongside driving best practice and projects. What You'll Do Working primarily in Java (Spring Boot, Hibernate, etc.) Drive design and architecture decisions for scalable, secure, and performant systems Collaborate cross-functionally with Product, Design ...

gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Role: Senior Java Developer Duration: 12 Months Location: Welwyn Garden City (2 to 3 days in office) Rate: £700 inside umbrella As a Senior Java Developer, you will be a vital contributor to our projects, providing technical leadership and driving key features from conception to delivery. Here's what you can expect: Develop High-Quality Software: Utilize your Java expertise (Spring Boot or other frameworks) to create efficient and scalable ...

Senior Java Developer Initial 3-month contract starting ASAP Tech stack/skills required: Java specialist Prior gov experience will be prioritised Java 21+, Spring 3 NodeJS CI/CD pipelines (GitLab CI) MongoDB (NoSQL) TDD and Unit Testing AWS Cloud Technologies Microservice architecture Apache … Agile, using Scrum and Kanban, and delivers in two-week sprints. The service is currently in the Public Beta phase. The Full Stack Developer will join a cross-functional scrum team to support ongoing build activity and help meet delivery timelines. The role is critical to ensuring the team ...

Senior Java Engineer - Edinburgh, Hybrid This UK-based space technology business is quietly redefining how mission-critical software is built and used across the space sector. Its platforms support organisations worldwide, from research institutions to commercial operators, helping them design, deploy and operate space systems with greater speed … companys future Ongoing learning, development and conference opportunities An open, inclusive culture where your work has visible impact The Role: As a Senior Java Engineer, you will help shape complex software products used in real space missions. Youll work on new capabilities as well as established systems, influencing ...

Title: Java Developer Location: Glasgow/Bournemouth - fully onsite Salary/Rate: £409 INSIDE IR35 Job Type: Contract Company Introduction The Java developer will be responsible for designing, developing, and maintaining software applications using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, and MySQL. … Responsibilities/Objectives Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, and MySQL. Collaborate with cross-functional teams to define, design, and ship new features. Some hands on knowledge on React JS, Redux, HTML5, CSS3 Some exposure to frontend testing tools ...

Permanent Hybrid Senior Full Stack Java developer with SC clearance security clearance needed for a greenfield project Leeds, onsite 2-3 days paying £85,000 to £90,000 plus benefits. The ideal SC Senior Full Stack Java developer will have the following skills … services listed below: - S3- Athena- Glue- Lambda- DynamoDB- OpenSearch- CloudFormation- API Gateway- ECS- CloudWatch Programming and Core Services Fluency in Kotlin/Java, NodeJS, TypeScript, SQL Databases Experience with SQL, and NoSQL databases such as DynamoDB Security strong understanding of security principles within the AWS environment, including RBAC ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic … Fixed Income (eFI) Technology team. This role sits in a front-office electronic trading environment , focused on building and optimising low-latency, high-performance Java trading systems used by institutional clients. A core part of the engagement will be supporting the rollout and optimisation of TransFICC connectivity , alongside ongoing ...

currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking or commodities - must have. Extensive ...

currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking or commodities - must have click ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic ...

Senior Back-End Developer – Java Contract duration: 12 months Location: London (hybrid working) Pay: £700-800/day (PAYE) As a Senior Back-End Developer you will be instrumental in designing, developing and maintaining the back-end of complex microservices architecture. Your expertise in Java … closely with cross-functional team, including product owner, business analysts, scrum masters, front-end and back-end developers • Design, develop and implement microservices using Java Spring Boot, ensuring code is modular, testable and re-usable • Design, develop and implement responsive and intuitive user interfaces using Angular and TypeScript/ ...

currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking - Must have. Extensive Kafka experience. ...

currently working with a London-based Commodities client who are actively seeking a Senior Java Developer to work on the development of a business-critical pre-trade platform. What you'll need to succeed : Extensive Java development experience within investment banking - Must have. Extensive Kafka experience ...

Senior Software Engineer (Java/Spring Boot) £55,000 - £75,000 | UK-wide | Hybrid (1 day per month onsite) Security Clearance (SC) eligibility required We're hiring an experienced Senior Software Engineers to join a growing engineering team delivering high-impact digital services for a large … public sector organisation. This is a hands-on engineering role, focused on building, deploying and supporting modern Java-based services in a mature Agile and DevSecOps environment. You'll work end-to-end on real-world systems used at national scale, alongside engineers, testers, DevOps and product specialists. What ...

Senior Java DeveloperLocation: Newcastle Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of 30 consecutive days or more spent outside of the UK) at the point of application. Other ...

Senior Software Engineer (Java/Spring Boot) £55,000 - £75,000 UK-wide Hybrid (1 day per month onsite) Security Clearance (SC) eligibility required We're hiring an experienced Senior Software Engineers to join a growing engineering team delivering high-impact digital services for a large ...

seeking a skilled Java Developer with strong hands-on experience in building and maintaining Spring Boot–based microservices . The ideal candidate will be responsible for developing scalable backend services, integrating with databases, and ensuring high-quality deployments through robust CI/CD pipelines. Key Responsibilities: Design, develop … maintain microservices using Java and Spring Boot Implement RESTful APIs and integrate services with Oracle databases Write unit and integration tests for Spring Boot microservices Build and manage CI/CD pipelines for automated build, test, and deployment Deploy and manage applications using Kubernetes Collaborate with cross-functional teams ...

Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. Senior Java Engineer – Market Connectivity You have strong core Java development with market connectivity experience You have strong experience with multi-threading, messaging … know how to use memory profilers and look at heap dumps You are degree educated, Computer Science preferred or any STEM Minimum Java experience: 10 years Preferred Skills: TransFICC Experience, highly desirable Hot Code path optimization, Off-heap memory management techniques JVM internals, tuning for low-latency Low-latency ...