API security aspects: Strong knowledge of authentication and identity related technologies and protocols is an advantage – e.g. OIDC, OAuth2 Web technologies and containerisation: Java Spring, Docker, Kubernetes and with a heavy focus on automation and CI/CD practises. Agile software engineering: strong skills and experience building software in More ❯
tested code Essential Skills & Experience: 3+ years’ experience in Java (Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working More ❯
tested code Essential Skills & Experience: 3+ years’ experience in Java (Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working More ❯
tested code Essential Skills & Experience: 3+ years’ experience in Java (Java 8 or above) Strong understanding of microservices architecture and platform engineering Proficiency in Spring, Micronaut , or equivalent Java frameworks Experience with Relational and NoSQL databases (e.g., PostgreSQL, MongoDB) Familiarity with unit testing frameworks (e.g., JUnit, Spock) Experience working More ❯
taking products from design right through to delivery Strong sense of writing quality maintainable code Commercial experience in Java (8+) Use of Micronaut/Spring (or equivalent) Frameworks Developing against Relational and NoSQL Database (MongoDB, Postgres etc) Experience with unit testing methodologies and frameworks – e.g Spock, Junit Build systems More ❯
of hands-on software development experience in Java (11–21) or Python . Deep expertise in backend technologies: SQL/NoSQL databases , Elasticsearch , MongoDB , Spring Boot , REST/GraphQL APIs , and ORM frameworks like Hibernate. Strong proficiency in modern frontend technologies such as React , Redux , Vue , and TypeScript . More ❯
skills and enjoy working in a highly iterative, agile and collaborative team environment. Have experience with some of the following Languages, Frameworks & Technologies: Java, Spring, JavaScript, Hibernate, Tomcat, REST, HTTP, JSON, JUnit, TestNG, Mockito, Jenkins, Maven, Git and Docker. Additional Information Visa is an EEO Employer. Qualified applicants will More ❯
engineering practices and best practices for the full software development life cycle. Be highly proficient with some of the following Languages, Frameworks & Technologies: Java, Spring, JavaScript, Hibernate, Tomcat, REST, HTTP, JSON, JUnit, TestNG, Mockito, Jenkins, Maven, Git and Docker. Be comfortable challenging the norm and always on the lookout More ❯
API security aspects: Strong knowledge of authentication and identity related technologies and protocols is an advantage – e.g. OIDC, OAuth2 Web technologies and containerisation: Java Spring, Docker, Kubernetes and with a heavy focus on automation and CI/CD practises. Agile software engineering: strong skills and experience building software in More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
product teams to deliver world-class gaming solutions. Key Responsibilities Develop & Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . Cloud & DevOps – Work within an AWS environment More ❯
understanding of Data Structures and Object-Oriented Principles Experience building horizontally scalable software using Cloud-native development or Container Orchestration tools such as Kubernetes SpringFramework including Core, Integration, Batch, JDBC, Hibernate. Databases - RDBMS preferably Oracle, NoSQL preferably MongoDB. Familiarity with Linux environment including scripting skills. SDLC/Dev More ❯
understanding of Data Structures and Object-Oriented Principles Experience building horizontally scalable software using Cloud-native development or Container Orchestration tools such as Kubernetes SpringFramework including Core, Integration, Batch, JDBC, Hibernate. Databases - RDBMS preferably Oracle, NoSQL preferably MongoDB. Familiarity with Linux environment including scripting skills. SDLC/Dev More ❯
professional software development experience Proficiency in programming in Java, Python, JavaScript or React Hands on experience of building RESTful APIs using popular frameworks like Spring Experience of following TDD and clean code principles Proficiency with data structures, algorithms and SQL Able to independently work in fast paced and rapidly More ❯
performance and scalability Provide level 3 (escalation) support for the application Preferred Skills and Experience: Expertise in Java development, with a strong focus on Spring Boot and REST API architecture Strong experience with Oracle PL/SQL and database performance analysis and tuning Proficient in Unix commands, Korn shell More ❯
edge technology applications. Technical Skills: · Proficiency in Java, including Java 8 and above. · Experience in designing microservices, developing, and deploying microservices. · Strong knowledge of Spring Boot, Spring Cloud, and other Spring components. · Expertise in building and consuming RESTful microservice · Experience with SQL and NoSQL databases, PostgreSQL · Strong More ❯
Qualifications: A wealth of hands-on experience and deep knowledge/expertise in software product development of following technologies/frameworks: Java/J2EE, Spring, Hibernate, RDBMS, NoSQL DB, Kafka, VertX, TC Server, Containers based Backend REST APIs Applications. Experience in designing/architectural horizontally scalable, multi-tenant backend More ❯
Hands-on professional software development experience Proficiency in programming in Java, Python, JavaScript or Angular Experience of building RESTful APIs using popular frameworks like Spring Experience of working with event driven systems, microservices, micro-frontend UIs Experience of following TDD and clean code principles Proficiency with data structures, algorithms More ❯
environment by engaging with team members and promoting a culture of learning and fun. I’m Qualified Because I Have... Expertise in Java and Spring Boot. Experience with containerisation (Docker), orchestration (Kubernetes) and cloud platforms (we use Microsoft Azure!). Knowledge of different architectural patterns. Working experience with scalable More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
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while also taking ownership of key tasks and responsibilities within the project. You will use programming languages such as Java and associated frameworks (e.g., Spring/Spring Boot, JUnit, Hibernate, etc.) to develop software that aligns with client requirements. You will follow best engineering practices and help ensure More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
and mentor junior developers. Collaborate with a remote-first, high-performing team across time zones. Technologies involved include Kotlin, Java (or other JVM languages), Spring Boot, GCP, Kubernetes, Docker, Kafka, PostgreSQL, MongoDB, CI/CD pipelines. Experience in Go, Python, or C# is also welcomed. What You Bring: 5+ More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
in multiple sectors. No two projects are the same, offering continuous learning and growth opportunities. The Ideal Candidate Strong commercial experience with Java and Spring Boot Knowledge of AWS and container orchestration tools such as Kubernetes (highly desirable) Exposure to front-end frameworks like React.js or Vue.js (a bonus More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
design, experienced in designing, developing, distributed scalable and resilient systems. Core Backed Technologies: Highly experienced in developing Java code, along with deep expertise within Spring boot OR Quarkus/GraalVM, Hands on with Messaging Systems (Kafka, RabbitMQ, Google Pub/Sub), SQL Databases CI/CD Pipelines and Agile More ❯
projects are ever the same, and every day brings fresh opportunities to learn and grow. The Ideal Candidate Strong commercial experience with Java and Spring Boot Knowledge of AWS and container orchestration tools such as Kubernetes is highly desirable Exposure to front-end frameworks like React.js or Vue.js would More ❯
Newtownabbey, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
who enjoys autonomy, problem-solving, and working across the stack. Primary Language : Java (currently Java 11, moving to Java 17) Frameworks : Micronaut (similar to Spring), Grails (MVC) Infrastructure : Docker, HashiCorp Nomad and Consul, CI/CD via TeamCity Scripting : Groovy, Ruby, Python (nice to have) Responsibilities Hands-on development More ❯
the future of their own product suite, you'll be making a real impact. What We're Looking For: Solid commercial experience with Java & Spring Boot Familiarity with AWS and container orchestration tools like Kubernetes Agile mindset with a focus on TDD and CI/CD workflows Excellent communicator More ❯