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 . Solid experience working More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
ZipRecruiter
with extensive experience in Python Experience working with AI/ML frameworks or a strong interest in AI/ML is required. Experience developing REST-based APIs Knowledge and some experience with DevOps and CI/CD tools (such as Jenkins, Ansible, Packer, Docker) Experience with Docker and Kubernetes for More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Version 1
delivery. Some experience with Apache Kafka, including working on distributed messaging systems for real-time data processing and managing Kafka-based solutions. Experience developing REST-based APIs. Some experience with SQL is required, and exposure to SQL stored procedures and indexes is preferred. Knowledge with DevOps principles and CI/ More ❯
developing and maintaining distributed, event-driven, cloud-native systems Expert in the latest versions of .NET Framework and .NET Core (C#) Experience in API (REST, GraphQL) design and development Experience in relational database design and optimization (MSSQL, MySQL, etc.) Experience in the deployment and management of cloud (AWS, Azure, etc. More ❯
Lisburn, County Antrim, United Kingdom Hybrid / WFH Options
Camlin Group
mentorship of less experienced engineers What you'll need: At least 6 years of experience as a Backend Software Engineer Experience designing and implementing REST APIs (Fast API) Experience working with SQL databases Practical knowledge of Linux (CLI, bash) Experience mentoring and leading engineering team Practical knowledge of modern web More ❯
Unity, Unreal Engine Experience with data streaming technologies such as Akka/Pekko, MQTT, Pulsar, Kafka, Azure Event Hubs Varied integration experience with RPC, REST, gRPC Experience/knowledge of Azure and Azure Resources or other SAAS/PAAS platforms Experience in cross platform (mobile/web) optimizing, profiling, and More ❯
and support more junior developers within the team. Key Responsibilities Design and develop scalable, distributed systems using modern engineering principles Develop and maintain APIs (REST, GraphQL) and data integrations Contribute to the continuous delivery pipeline and cloud infrastructure Take ownership of key features, ensuring timely and high-quality delivery Support More ❯
teams and leadership Required Skills & Experience: Extensive experience with Core Java, JEE technologies, and modern web frameworks Proven track record in designing and deploying REST/SOAP APIs using JSON and XML Hands-on experience with Kafka (setup, maintenance, stream processing) Proficiency with containerisation tools such as Docker and Kubernetes More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
experience ·1+ year hands-on Angular (v10+) experience ·Strong TypeScript/JavaScript skills ·Familiar with RxJS and reactive programming concepts ·Experience working with APIs (REST or GraphQL) ·Some Node.js back-end experience (or willingness to grow in that area) ·Good understanding of SOLID principles and clean architecture ·Proficient with Git More ❯
developing and maintaining distributed, event-driven, cloud-native systems Expert in the latest versions of .NET Framework and .NET Core (C#) Experience in API (REST, GraphQL) design and development Experience in relational database design and optimization (MSSQL, MySQL, etc.) Experience in the deployment and management of cloud (AWS, Azure, etc. More ❯
management skills Consistently demonstrates clear and concise written and verbal communication Strong command on Java (Core, JDBC, MT, Collections, I/O), Spring Boot, REST, GraphQL web services Sound understanding of SQL/PL-SQL on Oracle DB Extensive working knowledge on container platform based on Kubernetes, Kafka, Redis Experience More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Kadence Limited
a related field such as Computer Science, Computer Engineering, or other software/design discipline. OUR TECH STACK Backend: PHP 8.2/Symfony 7, REST, API Platform, NodeJS, Python, Rust. Frontend: TypeScript, Angular 19. Mobile: Android (Kotlin), iOS (Swift). Desktop: Cross platform desktop app built with Electron (TypeScript). More ❯
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 scripting, and working with More ❯
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 for new technologies and work More ❯
TypeScript, and React Experience working with cloud platforms and real-time databases, including GCP, Firebase, and AWS. Proficient in designing, developing, and working with REST APIs and AWS Lambda functions. Excellent problem-solving and communication skills Your Key Responsibilities Design, develop, and maintain scalable cloud back-end solutions and infrastructure More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
MCS Group
culture that values fresh ideas and problem-solving. What You'll Do: Develop and maintain PHP applications using the Laravel framework. Design and implement REST API web services. Build and improve SQL database structures. Collaborate with a small, supportive team, contributing to ongoing development and innovation. Use modern tools including More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
VanRath
with advanced SQL (Oracle, PostgreSQL, MSSQL, etc.) - 3+ years of experience with scripting languages (Python, PowerShell) - 3+ years of experience interacting with APIs (SOAP, REST) - 2+ years of experience using DBT (Data Build Tool) - 3+ years of experience in data modeling - Working knowledge of Snowflake or similar cloud analytics platforms More ❯
WebPack Expertise in development of Azure cloud based applications using C#, .Net Core Experience with front-end frameworks (ReactJS, etc) Expertise in development of REST based WebAPIs Expertise in writing Unit Test Cases using MS Test or nUnit Understanding of agile Methodology Preferred: Understanding of SAST tools like HP Fortify More ❯
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 receive consideration for employment without More ❯
. Proficiency with Postgr eS QL, R edis, and message queue systems (e.g., RabbitMQ, Kafka). Deep understanding of API design and best practices (REST, gRPC). Experience with CI/CD pipelines, monitoring tools (e.g., Prometheus, Grafana), and logging systems (e.g., ELK stack).Strong problem-solving, organizational, and communication More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Deloitte LLP
Working knowledge of modern architecture patterns e.g., microservices, containerisation Strong written, verbal and presentation skills Experience with some of the following tools: Selenium, Appium, REST Assured, SOAP UI, Serenity, SpecFlow, Cucumber, Jenkins, CircleCI, TeamCity, Docker, Kubernetes, Terraform, JMeter, Gatling A strong interest in implementing automation frameworks that cover API, web More ❯
