kotlin,java Jobs in the UK

201 to 225 of 3,435 kotlin,java Jobs in the UK

Lead Java Developer

London Area, United Kingdom
ValueMomentum
Role: Tech Lead – Java Location: Dublin, London – UK Responsibilities Provide technical leadership and mentorship to the team. Participate in software requirement gathering. Create and maintain technical documentation. To write high-quality code to meet customer requirements. Able to troubleshoot, identify root cause and implement effective solutions. Work closely with cross-functional teams to meet business objectives. Peer review of … solution architects to design scalable and efficient solutions. Ensure that software designs align with business requirements and industry best practices. Requirements Must Have: 8+ Years hands-on as a Java and Java Script Developer with a focus on Spring Boot Microservices and Spring Webflux development. Strong understanding of Java SOLID design principles. Strong understanding of Java and Java Script Low-level and High-level design patterns such as Builder pattern, Factory pattern, Visitor pattern, SAGA pattern, CQRS pattern etc. Experience in developing Domain Driven Design patterns including Value Objects, Entities, and Domain Services. Strong understanding of Java, Java Script, Spring Boot best practices, including exception/error handling best practices. Experience in More ❯
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Lead Java Developer

City of London, London, United Kingdom
ValueMomentum
Role: Tech Lead – Java Location: Dublin, London – UK Responsibilities Provide technical leadership and mentorship to the team. Participate in software requirement gathering. Create and maintain technical documentation. To write high-quality code to meet customer requirements. Able to troubleshoot, identify root cause and implement effective solutions. Work closely with cross-functional teams to meet business objectives. Peer review of … solution architects to design scalable and efficient solutions. Ensure that software designs align with business requirements and industry best practices. Requirements Must Have: 8+ Years hands-on as a Java and Java Script Developer with a focus on Spring Boot Microservices and Spring Webflux development. Strong understanding of Java SOLID design principles. Strong understanding of Java and Java Script Low-level and High-level design patterns such as Builder pattern, Factory pattern, Visitor pattern, SAGA pattern, CQRS pattern etc. Experience in developing Domain Driven Design patterns including Value Objects, Entities, and Domain Services. Strong understanding of Java, Java Script, Spring Boot best practices, including exception/error handling best practices. Experience in More ❯
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Java Developer

Reading, England, United Kingdom
Hybrid / WFH Options
Qualient Technology Solutions UK Limited
Job Description: Role Highlights: Location: Hybrid - Reading, Croydon Type: full-time Job Title: Java Full stack Software Engineer Job Description: Opportunity for talented Full Stack Software Engineer to join collaborative engineering team. This role will focus on design, architecture, and implementation of software components as well as the overall solution, utilizing concepts, and best engineering practices of microservices architecture. … following and implementing design patterns and principles, utilizing concepts of clean architecture and clean code. Primary Responsibilities: Develop and maintain server-side and client-side applications using React, TypeScript, Java, Spring Boot, ensuring code quality, efficiency, and adherence to best practices. Design and implement scalable and efficient data structures and algorithms to optimize application performance. Ensure seamless integration of … innovation and optimization. Troubleshoot, debug, and upgrade existing systems. Participate in code reviews to maintain code quality and share knowledge. Stay updated with industry trends and technologies related to Java, React, Spring Boot, CI/CD, Kubernetes, cloud technologies, and microservices Required Qualifications: Proficiency in React and its core principles, including hooks, state management, and component lifecycle. Proficiency in More ❯
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Senior Java Developer

London, United Kingdom
Hippo Digital Limited
About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo's Senior Java Developers are experts in their field. You will act as a senior consultant providing technical … skills, able to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Java Developer

Leeds, Yorkshire, United Kingdom
Hippo Digital Limited
About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo's Senior Java Developers are experts in their field. You will act as a senior consultant providing technical … skills, able to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Java Developer

Manchester, Lancashire, United Kingdom
Hippo Digital Limited
About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo's Senior Java Developers are experts in their field. You will act as a senior consultant providing technical … skills, able to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Java Developer

Birmingham, Staffordshire, United Kingdom
Hippo Digital Limited
About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo's Senior Java Developers are experts in their field. You will act as a senior consultant providing technical … skills, able to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Java Developer

Bristol, Gloucestershire, United Kingdom
Hippo Digital Limited
About The Role Hippo is recruiting Senior Java Developers to join our Hippo Herd. Senior Java Developers work in multi-disciplinary teams that build, support & maintain User-Centred digital solutions that offer real value and work for everyone. Hippo's Senior Java Developers are experts in their field. You will act as a senior consultant providing technical … skills, able to articulate in both technical/non-technical terms depending on audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer – Quant Full Stack & Infrastructure (Team Lead)

London Area, United Kingdom
Trireme
storage). Required Skills & Experience: Core Engineering: 5+ years of experience in software development, with exposure to both backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/GitHub, CI/CD More ❯
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Senior Software Engineer – Quant Full Stack & Infrastructure (Team Lead)

City of London, London, United Kingdom
Trireme
storage). Required Skills & Experience: Core Engineering: 5+ years of experience in software development, with exposure to both backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/GitHub, CI/CD More ❯
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Java with Springboot developer/Lead

Edinburgh, United Kingdom
N Consulting Limited
Java with Springboot developer/Lead at N Consulting Ltd Job Description: We are seeking an experienced Java Developer with strong proficiency in Spring Boot to join a high-performing technology team working on scalable, enterprise-grade applications for NatWest Group . The ideal candidate will be responsible for designing, developing, and supporting cutting-edge digital solutions aligned … with modern development practices. Key Responsibilities: Design, develop, and maintain Java-based applications using Spring Boot and related technologies Collaborate with architects, product owners, and other developers to translate business requirements into technical solutions Write clean, efficient, and reusable code following best practices and coding standards Participate in code reviews, unit testing, and integration testing Contribute to DevOps practices … CI/CD pipelines, containerization, and cloud deployments Troubleshoot, debug, and resolve application issues in a timely manner Ensure application performance, scalability, and security Required Skills & Experience: Strong core Java (Java 8 or above) development skills Proven experience with Spring Boot , Spring MVC, Spring Data JPA, and Spring Security RESTful API design and integration Experience with Microservices architecture More ❯
Employment Type: Permanent
Salary: GBP Annual
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Java Developer

United Kingdom
Hybrid / WFH Options
HICX Solutions Ltd
a wide range of industries, trust HICX for the management of their supplier data; these include BAE Systems, Mondelez, Baker Hughes and EDF Energy. Minimum 2 years in professional Java programming with experience in application design, software development, and maintenance A BSc in Computer Science or similar field English language fluency and very good communication skills Good team player More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Software Engineer (Backend)

Bristol, Gloucestershire, United Kingdom
Hybrid / WFH Options
Lloyds Bank plc
and knowledge - it's what makes you amazing! As a minimum to be considered, we would like to see demonstrated, hands-on experience of: Backend software engineering experience in Java and ideally an additional OOP language e.g. Go or Python; Developing of RESTful API services & understanding of API Gateways (e.g. APIGEE). Building applications utilising container technologies e.g. Docker. More ❯
Employment Type: Permanent
Salary: GBP Annual
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Software Engineer Java Springboot

United Kingdom
Hybrid / WFH Options
Stealth iT Consulting
Full Stack Engineer – Java | Digital Transformation Projects | Hybrid (UK) Location : Hybrid Remote (likely to be 1-2x per month dependent on client projects) Type : Permanent | Full-Time Sector : Digital Consultancy/Public Sector/Private Sector Budget: £55,000 + benefits Are you a passionate Full Stack Engineer looking to apply your skills in high-impact digital transformation … team where creativity meets strategy, and where your expertise will help solve complex challenges through cutting-edge technology. What You’ll Be Doing Building scalable, modern digital applications using Java and Spring boot. Creating intuitive front-end experiences using React, Angular, or Typescript Designing and consuming RESTful APIs and working within microservices architecture. Leveraging cloud platforms like Azure or … cross-functional teams delivering real-world impact. Contributing to CI/CD pipelines and writing clean, maintainable code. What We’re Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions More ❯
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Java Technical Lead

City of London, London, United Kingdom
Ascendion
About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. This role requires strong architectural acumen, hands-on coding capability, and a leadership mindset to guide teams across the full software development lifecycle. Exposure to … with engineering managers, architects, mobile teams, and product stakeholders to deliver scalable, secure, and maintainable solutions. Key Responsibilities: • Design and develop scalable, secure, and high-performance backend systems using Java, Spring Boot, and modern architectural practices. • Lead development of RESTful APIs and microservices along with mobile platforms, ensuring consistency and alignment with business and UX goals. • Drive integration with … computer science, Engineering, or related field. • 10+ years of professional experience in backend development, with at least 3+ years in technical leadership or solution design roles. • Strong expertise in Java, Spring Boot, and the Spring ecosystem (Spring MVC, Data, Security). • Proven experience architecting and deploying microservices-based systems in complex enterprise environments. • Hands-on experience with API Gateways More ❯
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Java Technical Lead

London Area, United Kingdom
Ascendion
About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. This role requires strong architectural acumen, hands-on coding capability, and a leadership mindset to guide teams across the full software development lifecycle. Exposure to … with engineering managers, architects, mobile teams, and product stakeholders to deliver scalable, secure, and maintainable solutions. Key Responsibilities: • Design and develop scalable, secure, and high-performance backend systems using Java, Spring Boot, and modern architectural practices. • Lead development of RESTful APIs and microservices along with mobile platforms, ensuring consistency and alignment with business and UX goals. • Drive integration with … computer science, Engineering, or related field. • 10+ years of professional experience in backend development, with at least 3+ years in technical leadership or solution design roles. • Strong expertise in Java, Spring Boot, and the Spring ecosystem (Spring MVC, Data, Security). • Proven experience architecting and deploying microservices-based systems in complex enterprise environments. • Hands-on experience with API Gateways More ❯
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Senior Software Engineer (Fullstack)

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
Lloyds Bank plc
software that makes a real difference. WHAT YOU'LL BE DOING As a Senior Software Engineer, you'll: Design, develop, test, and deploy modular applications, APIs, and services using Java, Spring Boot, TypeScript, React, or similar technologies. Build containerized applications using Docker and deploy them to Kubernetes environments. Apply Domain-Driven Design (DDD) principles and Test-Driven Development (TDD … looking for engineers who are adaptable, curious, and passionate about building great software. You'll need: Strong hands-on experience in both frontend and backend development Backend: Proficiency in Java (17+) or Node or Spring Boot, and RESTful APIs. Frontend: React, TypeScript, HTML5, CSS3, and other modern frontend frameworks. DevOps: Familiarity with CI/CD tools (GitHub, Jenkins, Harness More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (Backend)

Edinburgh, United Kingdom
Hybrid / WFH Options
Lloyds Bank plc
technology and a positive influence on team values are essential. We would be looking for the following Minimum requirements include demonstrated hands-on experience with: Backend software engineering in Java and ideally an additional OOP language (e.g., Go or Python) Developing RESTful APIs and understanding API Gateways (e.g., APIGEE) Building applications with container technologies (e.g., Docker) Managing applications deployed More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Edinburgh, United Kingdom
Lloyds Banking Group
and you will too What you'll need Demonstrate a comprehensive understanding of the entire application stack, with both breadth and depth, and possess exposure to microservices technologies, particularly Java 17, Spring Boot, Maven, Kafka K Stream, as well as RESTful APIs and web services. Exhibit an excellent understanding of the software development lifecycle (preferably within the Agile Framework More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Java Technical Lead

City of London, London, United Kingdom
Hybrid / WFH Options
developrec
Technical Lead – Java Spring Boot – Must have Mobile App Development/Modernisation Location: Hybrid, 1 day a week in London office A leading enterprise organisation that specialises in AI-First solutions is seeking a seasoned Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to drive the backend engineering strategy for its platform … domain is highly advantageous. Must have experience with API gateways and mobile app development/modernisation Key Responsibilities: Design and develop high-performance, secure, and scalable backend systems using Java, Spring Boot, and modern architectural patterns. Lead the development of RESTful APIs and microservices, ensuring alignment with mobile platforms and business objectives. Integrate with API Gateway solutions (e.g., Kong … with solid experience in technical leadership or solution architecture role. Exposure to mobile application development lifecycle, backend-for-frontend (BFF) patterns, and mobile performance optimization. Expert-level proficiency in Java, Spring Boot, and associated Spring modules (MVC, Data, Security). Strong track record in architecting and deploying microservices in enterprise environments. Experience with API Gateway technologies and secure API More ❯
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Java Technical Lead

London Area, United Kingdom
Hybrid / WFH Options
developrec
Technical Lead – Java Spring Boot – Must have Mobile App Development/Modernisation Location: Hybrid, 1 day a week in London office A leading enterprise organisation that specialises in AI-First solutions is seeking a seasoned Technical Lead with deep expertise in Java Spring Boot, microservices architecture, and solution design to drive the backend engineering strategy for its platform … domain is highly advantageous. Must have experience with API gateways and mobile app development/modernisation Key Responsibilities: Design and develop high-performance, secure, and scalable backend systems using Java, Spring Boot, and modern architectural patterns. Lead the development of RESTful APIs and microservices, ensuring alignment with mobile platforms and business objectives. Integrate with API Gateway solutions (e.g., Kong … with solid experience in technical leadership or solution architecture role. Exposure to mobile application development lifecycle, backend-for-frontend (BFF) patterns, and mobile performance optimization. Expert-level proficiency in Java, Spring Boot, and associated Spring modules (MVC, Data, Security). Strong track record in architecting and deploying microservices in enterprise environments. Experience with API Gateway technologies and secure API More ❯
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Senior Java Developer

Greater London, England, United Kingdom
Apexon
Senior Java Developer Are you self-motivated with an innovative mind, a passion for technology, and a good understanding of object orientated development? Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their … development of complex software solutions Partnering effectively with client project teams A natural ability to mentor junior developers You’ll have: 6+ years of commercial software engineering experience in Java, Springboot, Microservices, AWS, Docker, Kubernative, Kafka. Service oriented architecture development TDD/BDD Experience working in an Agile environment Natural self-motivation with a passion for delivering excellence Great More ❯
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Low-Latency Java Senior Associate - Software Engineer III

Westminster Abbey, England, United Kingdom
J.P. MORGAN-1
solutions across multiple technical areas within various business functions in support of the firm's business objectives. JPMorgan's Liquidity and Account Solutions Technology team is seeking highly motivated Java engineers to join our global, diverse technology organization. We focus on providing modern solutions to support the Corporate & Investment Bank's Payments business. Our critical systems manage client liquidity … technical growth Provide out of hours application support and coordinate of Production releases Required qualifications, capabilities, and skills 5+ years of experience in enterprise software development Excellent understanding of Java fundamentals and frameworks (Spring Boot), OO programming paradigms, multi-threading, messaging technologies and computer networks Experience in building high-performance, latency-sensitive Java applications Experience in maintaining and More ❯
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Java UI Developer

England, United Kingdom
Bank of America
/errors, and triage the underlying cause Performs spike/proof of concept as necessary to mitigate risk or implement new ideas Required Qualifications: 3+ years of experience as Java Developer focused on Spring MVC Framework. 2+ years basic/working Knowledge of Linux environments. 2+ years working Knowledge of Source Control Management (SCM), Rapid Development cycles and automated …/errors, and triage the underlying cause Performs spike/proof of concept as necessary to mitigate risk or implement new ideas Required Qualifications: 3+ years of experience as Java Developer focused on Spring MVC Framework. 3+ of JavaScript Framework coding and webapp integration 2+ years basic/working Knowledge of Linux environments. 2+ years working Knowledge of Source More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer II - Front End Developer React and Java

Glasgow, Scotland, United Kingdom
J.P. MORGAN-1
analytical and communication skills (both verbal and written) Must to have recent working experience with client side technologies – HTML, JavaScript, ReactJS, jQuery, Angular JS etc. Good understanding of core Java (at least JDK 1.8) & prefer to have some experience with Spring Boot. Good to have experience using AWS cloud services (e.g., EC2, S3, Lambda, MSK, ECS, EMR, RDS, Athena More ❯
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