76 to 100 of 114 Java Jobs in Hertfordshire

you will need: 10 plus years of experience in Software design and coding experience with external API platforms. Experience with C#/.NET or Java Experience with System Integration Experience identifying and resolving performance and scalability issues for both web-based applications and databases. Payments experience would be a huge More ❯

Java Software Enginner Location - Watford Salary - £55.000 - £70,000 An industry leading organisation in the Watford area is looking for a number of Java Software Engineers to join the team at an exciting time of transformation and change. Suitbale candidates will have strong backend experience with Java and have equally More ❯

Join to apply for the Java Engineer role at Zellis Join to apply for the Java Engineer role at Zellis Direct message the job poster from Zellis We have an exciting opportunity for a Java Engineer to join the elementsuite team, with a passion for clean code, elegant architecture, and … ll be developing the elementsuite platform and its foundational services - all mission-critical components that underpin our software stack. You’ll be working with Java (and Rust where needed), developing robust, secure, and scalable applications. As part of a small, elite team, you’ll have the freedom and responsibility to … solution is designed to power exceptional employee experiences and help our customers thrive. Key responsibilities in the role will include: Delivering best-in-class Java platform code, developing software in an iterative cycle with a focus on architecture and design throughout the process. Creating robust, scalable applications, using industry-standard More ❯

Java Developer x 2 - St Albans - New! (REFGJ25) Location: St Albans (Hybrid) A market-leading software solution provider are looking for talented Java Developers to join their growing, autonomous team. You will be working on cutting-edge, end-to-end, AI-enabled solutions to create intricate & complex software platforms. Writing … scalable code & helping in architecture design will be a huge part of your day-to-day. Tech stack includes: Java Spring Rust (bonus) PostgreSQL/Relational DBs Git REST APIs If you are well-versed in Java with strong object-orientated design experience & a collaborative approach to solving problems, then More ❯

Java Developer x 2 - Luton - New! (REFGJ24), Watford, Hertfordshire Client: RedRock Resourcing Location: Watford, Hertfordshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 5 Posted: 14.06.2025 Expiry Date: 29.07.2025 Job Description: Location: Luton (Hybrid) A market-leading software solution provider is looking for talented Java Developers … enabled solutions to create intricate & complex software platforms. Writing scalable code & helping in architecture design will be a significant part of your daily responsibilities. Java Spring Rust (bonus) PostgreSQL/Relational Databases Git REST APIs If you are well-versed in Java with strong object-oriented design experience & a collaborative More ❯

Social network you want to login/join with: Principal Vulnerability Engineer – Java Security Platform, stevenage col-narrow-left Client: Oracle Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: We are looking for a … Principal Vulnerability Engineer to join the security vulnerability team for the Java platform. This team conducts both red team (offensive) and blue team (defensive) duties. Responsibilities include proactive research, security tooling, assessments, and assisting development teams with security code review. The candidate must have at least 10+ years of hands … on experience in platform security and deep knowledge of the Java security model. Minimum 10+ years of experience with security protocols and best practices are required. The ideal candidate should be able to work independently on tasks, have a proven track record in security incident resolution, and utilize industry-standard More ❯

Social network you want to login/join with: Principal Vulnerability Engineer – Java Security Platform, Watford, Hertfordshire Client: Oracle Location: Watford, Hertfordshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description: We are looking for a Principal Vulnerability Engineer … to join the security vulnerability team for the Java platform. The team conducts both red team (offensive) and blue team (defensive) duties. Responsibilities include proactive research, security tooling, assessments, and assisting development teams with security code reviews. The candidate must have at least 10+ years of hands-on experience in … platform security, with deep knowledge of the Java security model. Extensive experience with security protocols and best practices is required. The candidate should be able to work independently, with proven experience in security incident resolution and proactive research using industry-standard tools. Past research and CVEs related to Java security More ❯

to learn more. Base pay range Direct message the job poster from RedRock Resourcing A market-leading software solution provider are looking for talented Java Software Engineers to join their growing, autonomous team. You will be working on cutting-edge, end-to-end, AI-enabled solutions to create intricate & complex … software platforms. Writing scalable code & helping in architecture design will be a huge part of your day-to-day. Java Spring Rust (bonus) Git REST APIs, cloud-native architecture If you are well-versed in Java with strong object-orientated design experience & a collaborative approach to solving problems, then please … and IT Services and IT Consulting Referrals increase your chances of interviewing at RedRock Resourcing by 2x Sign in to set job alerts for “Java Software Engineer” roles. London, England, United Kingdom 4 weeks ago London, England, United Kingdom 1 month ago London, England, United Kingdom 6 months ago London More ❯

Social network you want to login/join with: Java Developer x 2 - St Albans - New! (REFGJ24), watford, hertfordshire col-narrow-left Client: RedRock Resourcing Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 14.06.2025 Expiry Date: 29.07.2025 col … wide Job Description: A market-leading software solution provider are looking for talented Java Developers to join their growing, autonomous team. You will be working on cutting-edge, end-to-end, AI-enabled solutions to create intricate & complex software platforms. Writing scalable code & helping in architecture design will be a … huge part of your day-to-day. Java Spring Rust (bonus) PostgreSQL/Relational DBs Git REST APIs If you are well-versed in Java with strong object-orientated design experience & a collaborative approach to solving problems, then please apply for more details! #J-18808-Ljbffr More ❯

An industry-leading organisation in the Watford area is looking for a number of Java Software Engineers to join the team at an exciting time of transformation and change. Suitable candidates will have strong backend experience with Java and extensive experience with databases such as Postgres and SQL. Additionally, there More ❯

Tilo are currently recruiting for a market-leading Software Solution provider in the UK. They are looking for a Java Engineer to join the rapidly growing team. The position is being offered as hybrid. This is a fully hands-on role, with the opportunity to work with a cutting edge … AI platform. Using Java you will be developing robust, secure, and scalable applications. In terms of match to the role, we are ideally looking for candidates with the following background: Well versed in delivering complex software solutions. Strong expertise in Java, OO design patterns, multi-threading and asynchronous paradigms. Experience More ❯

About the role We have an exciting opportunity for a Java Engineer to join the elementsuite team, with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role where you'll be developing the elementsuite platform and its foundational services - all mission-critical components … that underpin our software stack. You'll be working with Java (and Rust where needed), developing robust, secure, and scalable applications. As part of a small, elite team, you'll have the freedom and responsibility to shape our platform's future. elementsuite is rewriting the rulebook on how enterprise software … solution is designed to power exceptional employee experiences and help our customers thrive. Key responsibilities in the role will include: Delivering best-in-class Java platform code, developing software in an iterative cycle with a focus on architecture and design throughout the process. Creating robust, scalable applications, using industry-standard More ❯

Our Mission Happy, healthy pets, make for happy, healthy people. We aim to strengthen the unique bond between pets and their parents through our innovative products and services, enabled by brilliant colleagues who embody our values of performance, exploration, togetherness More ❯

Location: Primarily Remote (with meet ups twice a month) Salary: £80,000 - £90,000 (Flexible based on experience) Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of key areas and solve complex problems independently? Are you … Then this may be for you: Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems, and eventually … in a flexible, remote-first environment, this could be the perfect opportunity for you. The ideal candidate will have the following: Extensive experience in Java development, particularly in building scalable and secure web applications. Proven ability to work independently, solve complex problems, and take initiative. A strong grasp of secure More ❯

join with: Location: Primarily Remote (with meet ups twice a month) Salary: £80,000 - £90,000 (Flexible based on experience) Are you an experienced Java developer looking for a new challenge? Do you thrive in an environment where you can take ownership of key areas and solve complex problems independently … Then this may be for you: Mostyn Chase are conducting an exclusive search for a well-established fintech in the payments space for Senior Java Developers to join this growing and dynamic team. The roles are designed to bring in developers who can work independently, solve complex problems, and eventually … in a flexible, remote-first environment, this could be the perfect opportunity for you. The ideal candidate will have the following: Extensive experience in Java development, particularly in building scalable and secure web applications. Proven ability to work independently, solve complex problems, and take initiative. A strong grasp of secure More ❯

Social network you want to login/join with: Java Lead Architect, watford, hertfordshire col-narrow-left Client: Regal Cloud Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: Urgent Requirement … Java Lead/Architect Contract/Remote We’re looking for a hands-on Java Lead/Architect to drive a high-impact data integration and transformation project. You’ll lead two developers, set technical direction, and roll your sleeves up with Java and XML-heavy workstreams. Key Tech: XML More ❯

Social network you want to login/join with: Contract Automated QA Engineer – Java, AWS, UI to Console ? Remote (UK-based) | ? £300–£400/day | 6 months (likely to extend) We're supporting a well-known retail brand as they scale out their digital platform. They’re looking for a … Contract QA Automation Engineer to drive quality across a fast-moving engineering function, covering the entire stack — from Java microservices to UI testing , all built on AWS-native services . Java , Spring Boot AWS – Lambda, EventBridge, SQS, Kinesis Streams, Data Analytics, API Gateway RESTful API testing frameworks Exposure to TypeScript … UI/service-level test scripting) What you’ll bring: Hands-on experience building and maintaining automated test suites Strong background testing Java services , APIs, and cloud-based workflows Familiarity with AWS serverless and event-driven architectures Able to work independently in agile delivery teams, embedding automation into CI/ More ❯

Social network you want to login/join with: Contract Automated QA Engineer – Java, AWS, UI to Console ? Remote (UK-based) | ? £300–£400/day | 6 months (likely to extend) We're supporting a well-known retail brand as they scale out their digital platform. They’re looking for a … Contract QA Automation Engineer to drive quality across a fast-moving engineering function, covering the entire stack — from Java microservices to UI testing , all built on AWS-native services . Java , Spring Boot AWS – Lambda, EventBridge, SQS, Kinesis Streams, Data Analytics, API Gateway RESTful API testing frameworks Exposure to TypeScript … UI/service-level test scripting) What you’ll bring: Hands-on experience building and maintaining automated test suites Strong background testing Java services , APIs, and cloud-based workflows Familiarity with AWS serverless and event-driven architectures Able to work independently in agile delivery teams, embedding automation into CI/ More ❯

Social network you want to login/join with: Contract Automated QA Engineer – Java, AWS, UI to Console ? Remote (UK-based) | ? £300–£400/day | 6 months (likely to extend) We're supporting a well-known retail brand as they scale out their digital platform. They’re looking for a … Contract QA Automation Engineer to drive quality across a fast-moving engineering function, covering the entire stack — from Java microservices to UI testing , all built on AWS-native services . Java , Spring Boot AWS – Lambda, EventBridge, SQS, Kinesis Streams, Data Analytics, API Gateway RESTful API testing frameworks Exposure to TypeScript … UI/service-level test scripting) What you’ll bring: Hands-on experience building and maintaining automated test suites Strong background testing Java services , APIs, and cloud-based workflows Familiarity with AWS serverless and event-driven architectures Able to work independently in agile delivery teams, embedding automation into CI/ More ❯

using AWS services (e.g., API Gateway, AWS Glue, Lambda, EventBridge, SNS, SQS). Write and maintain RESTful APIs using AWS API Gateway and Lambda (Java or C#). Develop and optimise AWS Lambda functions to support data integration processes, focusing on performance and cost efficiency. Assist in implementing event-driven … services. Hands-on experience with AWS services including API Gateway, Lambda, EventBridge, SQS, SNS, and Glue. Proficiency in developing AWS Lambda functions using Python, Java or C#. Solid understanding of RESTful APIs, including experience with OAuth, JWT, and API security best practices. Familiarity with AWS DevOps tools such as CodePipeline More ❯

Experience of Environment and Release Management, supporting on prem and cloud-based environment strategies Strong knowledge in web application and open-source technologies, particularly, Java, Apache, Tomcat, web services, API's and service virtualization Experience of working with Linux, AIX and Windows operating systems Knowledge and experience of SQL across … Experience of Environment and Release Management, supporting on prem and cloud-based environment strategies Strong knowledge in web application and open-source technologies, particularly, Java, Apache, Tomcat, web services, API's and service virtualization Experience of working with Linux, AIX and Windows operating systems Knowledge and experience of SQL across More ❯

Skills and Experience: A highly reputed degree from an elite university Exceptional intelligence in Computer Science and Mathematics Excellent knowledge of Python, C++, or Java Interest in tech-related activities like meet-ups, personal projects, or hackathons Responsibilities: Work as part of an elite software engineering team with significant growth … opportunities Develop automated, high-performance trading infrastructure Heavy programming in Python, Java, or C++ (team dependent) Potential path to Quant Development or Research If interested, please apply with an updated CV or email [emailprotected]. #J-18808-Ljbffr More ❯

Beautiful offices Skills and Experience Required: Degree from an elite university in Computer Science or Mathematics Exceptional intelligence levels Proficiency in Python, C++, or Java Active interest in tech (meet-ups, personal projects, hackathons) Responsibilities: Work as part of an elite software engineering team with significant growth opportunities Develop automated … high-performance trading infrastructure Programming primarily in Python, Java, or C++ (dependent on team) Potential pathway to Quant Development or Research If interested, please apply with your updated CV or email [emailprotected]. #J-18808-Ljbffr More ❯

/experience: A highly reputed Degree from an elite University Exceptional intelligence levels in Computer Science and Maths Excellent knowledge of Python, C++, or Java An outside interest in tech (meet-ups, personal projects, hackathons, etc.) Role: Working as part of an elite Software Engineering team with opportunities for growth … Creating automated high-performance trading infrastructure Heavy programming in Python/Java/C++ (Team dependent) Potential route to Quant Development or Research If you are a Graduate Software Engineer and this role interests you, please apply directly with an updated CV or email [emailprotected]. #J-18808-Ljbffr More ❯

Software Architect/Developer x3 - £80000 C Python-Java- Great bonus and benefits - Hertfordshire and Bristol -British or dual nationality as need to have basic Security Clearance My Client is looking for Software Architect or someone with strong software design skills looking to take the next jump in their career … new methods and tools, by considering longer-term architectural strategies by being part of special interest groups and communities of interests. Languages: C++, Python, Java As this is a technical leadership role business skills are essential, an architect has to be able to adapt their approach to influence and work More ❯