and Jira, BitBucket, Bamboo from Atlassian). Understanding of agile development methodologies (Scrum, Kanban). Excellent problem-solving, analytical, and debugging skills. Unit testing and automation tools such as JUnit, Jest, Cypress and Playwright. Strong communication and interpersonal skills, with the ability to collaborate effectively in a team environment. Preferred Skills and Qualifications: Prior experience building Enterprise SaaS platforms and More ❯
CSS, Bootstrap Golang Spring Boot Docker Kubernetes Atlassian Build tools: Maven, Gradle, Ant Familiar with source control systems, such as GIT, including branching, merging, etc. Testing: TDD, unit testing, JUnit, Mockito, Cypress Good knowledge of relational databases such as MySQL and PostgreSQL including data modelling, SQL scripts, store procedures Shift to the left: Functional test automation (API testing, UI testing More ❯
principles Designing and building microservice architectures Creating and consuming RESTful APIs Git for version control and collaborative development JSON and working with structured data Unit testing with frameworks like JUnit Task management tools like JIRA Writing technical documentation for APIs and backend components Proficient with: SQL (PostgreSQL, MySQL, or similar) Kafka or other messaging/event-driven platforms Docker containerization More ❯
practices such as SOLID principles Experience of building new and evolving microservices with emphasis on high availability and data integrity. Highly experienced in test methodologies including unit testing with JUnit, use of TDD, integration tests and end-to-end testing, as a way to promote high quality codebases. Working with relational databases -Postgres would be of particular relevance. Supporting and More ❯
CI/CD and Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience with automated testing frameworks (e.g., Jest, JUnit) and best practices for ensuring code quality. DevOps Practices : Expertise in DevOps, particularly around automating deployment, monitoring, and scaling applications. Communication : Able to confidently communicate with internal and external stakeholders More ❯
and build tools like Maven Hands-on experience designing and building microservices and distributed systems Have a test-first mindset with experience in TDD/BDD, using tools like JUnit and Selenium Familiarity with cloud platforms (preferably AWS), containerisation (Docker), and infrastructure-as-code (CloudFormation or similar) Demonstrable experience working with messaging systems, ideally Kafka A DevOps mindset-you'll More ❯
Implement new features from the product roadmap Implement performance enhancements in the core product Design and build user interface components using Swing, considering good UX Build unit tests using JUnit and Mockito Support CI/CD processes using Docker and Jenkins Must have Proficiency with Java and/or Scala software development Experience with building interactive UIs and/or More ❯
AWS services such as S3, Aurora, and ElasticCache Familiarity with modern CI/CD platforms - ideally GitLab, but GitHub Actions or CircleCI also welcome Proficiency in testing frameworks like JUnit and RestAssured A passion for monitoring, observability , and maintaining resilient systems Experience with monitoring and alerting tools like Datadog, Prometheus, Grafana, or PagerDuty Exposure to Python scripting Familiarity with deployment More ❯
both technical and non-technical audiences PREFERRED QUALIFICATIONS - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer Professional) - AWS Blu Age L3 certification - Knowledge of testing frameworks like JUnit, Mockito - Knowledge of mainframe modernization tools like Micro Focus, Blu Age, Astadia, AWS Mainframe Modernization Service - Familiarity with containerization of Spring Boot applications using Docker - Exposure to Generative AI coding More ❯
Troubleshoot and resolve technical issues Collaborate with business stakeholders to understand application requirements Skills/Must have: Java Server Side development with concurrent programming Spring Boot (Core Spring) and JUnit Understanding of message-based architectures (MQ/Kafka) Proficiency in SQL and experience with RDBMS (Sybase/DB2 preferred) Benefits: View to Extension Salary: Up to £450 Per Day More ❯
written and spoken English Degree-level education Nice to have Experience as an Architect Knowledge of STORM framework & KDB Hands-on experience in TDD and automated testing tools like JUnit, Cucumber Experience in Investment banking More ❯
tools: GitHub, Jira, Notion, ChatGPT, Gemini, LangChain, AI-native IDE's (Cursor, JetBrains), LLM-powered internal tools. Test automation: Cypress (E2E), Postman (API), Jest (frontend unit), PHPUnit (backend unit), JUnit (Android), XCTest (iOS). WHAT WE OFFER YOU A front-row seat in a fast scaling, early stage startup. Working on cutting edge problems with brand new technologies. Join a More ❯
Skills: Java Scala Spring Hibernate Web Cloud Bash CSS Cucumber JSP JUnit JavaScript Jenkins MariaDB Nginx Python REST React Redux SCSS TDD Tomcat TypeScript jQuery Job Description: This remote position requires two days a month on-site in London. The offered rate for this role is £500.00. Contribute to the design and architectural decisions surrounding our software. Write high-quality More ❯
Senior Java Engineer fastest growing tech company £75k - £90k Java, Python, Gradle, Grafana, Gitland, CI/CD, Spring, Openshift, Junit Want to work for the fastest growing tech company with a staggering growth of 182% across 3 years? Want to be part of a group that has landed multi-million-pound contract with the government agencies? Perhaps, you want to More ❯
personal development What you'll be working with: •Backend: Distributed, event-driven core Java (90% of the code-base), MySQL, Kafka •Data analytics: Python & Jupyter notebooks, Parquet, Docker •Testing: JUnit, JMH, JCStress, Jenkins, Selenium, many in-house tools •OS: Linux (Fedora for development, Rocky in production) The LMAX way is to use the right tool for the job so this More ❯
personal development What you'll be working with: •Backend: Distributed, event-driven core Java (90% of the code-base), MySQL, Kafka •Data analytics: Python & Jupyter notebooks, Parquet, Docker •Testing: JUnit, JMH, JCStress, Jenkins, Selenium, many in-house tools •OS: Linux (Fedora for development, Rocky in production) The LMAX way is to use the right tool for the job so this More ❯
TypeScript, MobX, Redux, Stylus and SASS Other We build our Kotlin projects using Gradle and GitHub Actions, deploying to production as soon as we finish a feature We use JUnit Jupiter, Kotest and TestContainers for automated testing What we're looking for technically Strong commercial Kotlin experience Strong mentorship and coaching experience An ability to write simple, clean code Experience More ❯
part of a highly-available infrastructure used by high-profile clients Requirements 12+ months hands-on experience with Spring Boot and Java 11+ Understanding of test-driven development using JUnit 5 and Testcontainers Basic knowledge of HTTP and RESTful APIs Nice to haves: You have used Docker to package applications You have used Kubernetes to deploy applications You have integrated More ❯
understanding of the Java language and object oriented principles Expertise applying test practices in an agile environment Experience in working with Python Experience with unit testing frameworks such as JUnit Experience testing backend systems or APIs Experience with any of the following is an asset: Testing performance with JMeter or similar tools Web services technology such as REST, JSON or More ❯
easy to understand, maintain and test Collaborate closely with engineers from other platforms Develop and maintain scalable, high-performance RESTful APIs using Java and related technologies (Spring, JPA, Kafka, JUnit). Apply design patterns, SOLID principles, and clean code practices. Work with relational databases and SQL to ensure efficient data management. Design, deploy, own and maintain microservices in a cloud … quality software. Experience in agile teams with practices like pair programming and code reviews. Several years of hands-on development experience with Java and related technologies (Spring, JPA, Kafka, JUnit). Understanding of design patterns, SOLID, and clean code principles. Experience building scalable and high-performance RESTful APIs. Knowledge of relational databases and SQL. Understanding of microservices architecture and experience More ❯
of opportunity to improve and grow your technical skills. Skills and experience we are looking for • Fluency in Java. Other OO languages are a plus. • Test-driven development e.g. Junit, Jbehave • Experience with microservice based architecture • Experience with MongoDB, Gemfire or NoSQL database is a plus. • Financial knowledge, Trading systems and financial data flows is a plus • Electronic trading/ More ❯
About the Role At the Telegraph we build an amazing, engaging, fast, reliable and secure digital product (website and app) that showcases our journalism, encourages subscription and makes that process as seamless as possible. As a back-end engineer working More ❯
At the Telegraph we build an amazing, engaging, fast, reliable and secure digital product (website and app) that showcases our journalism, encourages subscription and makes that process as seamless as possible. As a back-end engineer working on the App More ❯
