1 to 25 of 1,164 Java Jobs in the UK

Title: Java Developer ( React, Microservices, REST API ) Experience: 10years Location: Edinburgh 2 days onsite Key Responsibilities Design, develop, and maintain Java-based backend services with focus on Microservices architecture. Build and optimize REST APIs for seamless integration across systems. Develop and maintain responsive front-end applications using React. Collaborate with product owners, architects, and QA teams to ensure delivery of … production issues. Ensure performance tuning, scalability, and security of applications. Work in Agile/Scrum development environments, contributing to sprints and releases. Required Skills & Experience Strong programming expertise in Java (Java 8/11/17). Proven experience in and modern JavaScript/TypeScript frameworks. Solid knowledge of Microservices architecture and related frameworks (Spring Boot, Spring Cloud). Hands More ❯

Overview Role : Java developer Rate : 400-Inside IR35 Location : London hybrid Responsibilities Develop Java applications using Java 11+ (Java 17 preferred) and Spring/Spring Boot, with experience in microservices and AWS. Ability to manage tasks independently without direct supervision and to deliver under pressure across multiple priorities. Requirements Essentials - Java 17 version preferred, Springboot, Microservices, AWS, Maven, Gradle, JPA … are very important. As Macquarie has small teams, developer who can work independently Additional context Sample feedback from client (reference): 1. Comm skills and articulations skills - Average 2. Covered Java, Spring, Spring boot, RDBMS, Cloud/Infra, Junits, application design, etc. 3. Have got hands-on in Java/Spring. Know about SQL queries, joins, indexes, etc. Average. 4. Few More ❯

streaming Agile Delivery: Significant experience in scoping and development of technical solutions in an Agile environment. Technical Proficiency: Deep technical expertise in software and data engineering, programming languages (python, java etc.). Understanding of orchestration (Composer, DAGs), data processing (Kafka, Flink, DataFlow, dbt), and database capabilities (e.g. BigQuery, CloudSQL, BigTable). Container technologies (Docker, Kubernetes), IaaC (Terraform) and experience with More ❯

problems. You bring hands-on experience with modern tech stacks and a willingness to grow your skills. Essential Skills: Strong experience with back-end development using Node.js, Python, or Java (Spring Boot) Solid understanding of SQL and NoSQL databases (e.g., MongoDB) Familiarity with CI/CD pipelines, Git workflows, and agile methodologies Experience with containerisation (e.g., Docker, Kubernetes) Exposure to More ❯

foundation in software engineering, along with curiosity and hands-on experience in AI innovation: Significant experience in software engineering with proficiency in at least one programming language (e.g., Golang, Java, Python, or typescript) Strong understanding of AI/ML concepts and ability to integrate AI-driven solutions into applications Hands-on experience with cloud platforms (AWS, Azure, GCP) and cloud More ❯

using agile/lean methodologies. A strong full stack software development background with an understanding of how to engineer quality software. Considerable commercial development experience with C#/.net, Java, Python, or other development languages. Web development experience using technologies such as JavaScript, TypeScript, and React. Proven experience delivering mission critical software into a demanding production environment. Deep experience using More ❯

Comfortable engaging directly with customers and stakeholders Familiarity with full SDLC Guidewire ACE certification Experience in Agile environments (Scrum, SAFe) Flexible and adaptable in dynamic environments Languages & Technologies GOSU, Java, XML (XSD, XPath), PCF, SQL, REST and SOAP web services Tools & Platforms Bitbucket (or similar), Jenkins or TeamCity (CI/CD), Linux CLI Desirable Skills/knowledge/experience: (As More ❯

Comfortable engaging directly with customers and stakeholders Familiarity with full SDLC Guidewire ACE certification Experience in Agile environments (Scrum, SAFe) Flexible and adaptable in dynamic environments Languages & Technologies GOSU, Java, XML (XSD, XPath), PCF, SQL, REST and SOAP web services Tools & Platforms Bitbucket (or similar), Jenkins or TeamCity (CI/CD), Linux CLI Desirable Skills/knowledge/experience: (As More ❯

roles requiring higher National Security Vetting (typically 5–10 years of continuous UK residency). Technical Skills We Value Include Programming Languages: Proficiency in one or more of C++, Java, Python, JavaScript, or C#. Systems & Tools: Familiarity with Linux/Unix, version control systems (e.g., Git), and DevOps tools (e.g., Docker, Kubernetes). Cloud Technologies: Exposure to platforms such as More ❯

Java Full Stack Developer Permanent Manchester (Hybrid) £60,000- £70,000 + Benefits Java Full Stack Developer needed who are SC eligible (Lived worked UK 5 or more years) or ideally have active SC Security Clearance . Start ideally October 2025. Working on a 'hybrid remote' basis from either Manchester. Working 5-7 days/month on-site with the … to work remotely for rest of the time. A chance to work with a leading global IT transformation business on a large-scale IT modernisation programmes for Government clients. Java Full Stack Developer experience with Java 8, Java 11, Spring Framework, Spring Boot JavaScript, Angular and NodeJS ideally. REST APIs Handson Micro services development experience. Practical Relational Database development experience More ❯

the below skills. Skills and experience at a glance: A minimum of 4-7+ years experience as a Software/Senior Engineer Strong experience with technologies such as Java, Golang, TypeScript or Python. Experience with both JavaScript and frameworks such as React and Express.js (or similar) Strong experience using HTML & CSS Experience with cloud platform providers such as AWS More ❯

the below skills. Skills and experience at a glance: A minimum of 4-7+ years experience as a Software/Senior Engineer Strong experience with technologies such as Java, Golang, TypeScript or Python. Experience with both JavaScript and frameworks such as React and Express.js (or similar) Strong experience using HTML & CSS Experience with cloud platform providers such as AWS More ❯

system for Citi trading desks and enterprise users in the largest global financial markets and exchanges in New York, London, and other major financial hubs. Our team owns multiple Java Spring Boot Services that execute, partition, and track quantitative risk graphs/trades in a distributed environment. These graphs can fail due to their complexity and our system must adapt More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Java Developers - 100% Remote role SC Clearance is preferred but will sponsor exceptional applicants Overview of the Java Developers role We are looking for highly skilled Java Developers to join a secure government project with a critical deadline. This is an opportunity to work on a large-scale system where your expertise in Java, Spring Boot, and AWS will be … essential. You will be part of a collaborative team, building scalable solutions and solving complex problems that have a real impact. Key responsibilities for Java Developers Design, develop, and deploy backend services using Java and Spring Boot Build and maintain scalable APIs Analyse schemas and write optimised SQL queries against large datasets Work closely with DevOps on Docker containerisation and … cloud deployment in AWS Contribute to architectural decisions and shape technical roadmaps Write clean, well-tested, and maintainable code Perform code reviews and mentor junior engineers Essential skills for Java Developers Strong expertise in Java (8/11/17+) and core libraries Proven experience with Spring Boot and microservices Strong background in AWS (EC2, S3, Lambda, IAM) Knowledge of More ❯

approaches to observability, SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful More ❯

approaches to observability, SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful More ❯

approaches to observability, SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful More ❯

approaches to observability, SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful More ❯

approaches to observability, SRE, and DevSecOps in production systems Act as a trusted point of contact for both internal and client-facing technical discussions Key Skills & Experience Proficiency in Java, Python, Go, JavaScript/TypeScript Strong experience with frameworks and tools including Spring Boot, React, Node.js, Docker, Kubernetes, and Terraform Deep understanding of modern architecture patterns such as microservices, RESTful More ❯

Collaborate with researchers, designers, and technical teams Translate complex user needs into scalable software solutions Tech Stack & Desirable Skills Experience in some of the following is beneficial: Languages: Python, Java, Golang, JavaScript, C++ Frontend: React, Vue.js, AngularJS Backend: Node.js, Nginx, Uvicorn, RESTful APIs Databases: PostgreSQL, MySQL, MongoDB, Cassandra Cloud & DevOps: AWS, Azure, GCP, Docker, Kubernetes Scripting: Bash, PowerShell Passion for More ❯