1 to 25 of 61 JUnit Jobs in London

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
Java Developer (Java 8+) building microservices Strong Spring Boot, REST API design and SOAP/WSDL/XML experience TDD and BDD experience using JUnit and Cucumber Docker, Kubernetes, Jenkins, CI/CD and SonarQube Maven or Gradle, and Git MySQL/PostgreSQL, plus MongoDB or another document database Cloud ...

Java Developer (SC Eligible/ Cleared)

Location
Greater London, England, United Kingdom
/17/21 (or later), with working knowledge of Kotlin/Scala a plus Messaging/Streaming: Kafka, RabbitMQ, event-driven architecture Testing: JUnit, Mockito, TDD/BDD, Cucumber Build & CI/CD: Maven/Gradle, Git, Jenkins/GitHub Actions/GitLab CI Understanding of LLM agent architectures ...

Senior Java Developer

Hiring Organisation
Intelligent Steps
Location
London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £95000/annum 10% Bonus
PostgreSQL; familiarity with Redis caching. Cloud and containers : Experience deploying applications to AWS or an equivalent cloud, using Docker and Kubernetes. Testing : Experience with JUnit 5, Mockito and integration testing using tools such as Testcontainers or WireMock. Delivery : Confidence with Git, Maven or Gradle, and CI/CD tools such ...

Java Developer (Blockchain)

Location
Greater London, England, United Kingdom
patterns for efficient and robust communication.* Expertise in building and maintaining DevOps pipelines, ideally with GitLab.* Proficient in shift-left testing using tools like JUnit, Cucumber, Gherkin, PACT, and Test Containers.* Working knowledge of event/message brokers such as Kafka and MQ.Advanced Java* Strong experience in Object-Oriented Programming ...

Software Developer Backend (SFIA5)

Location
City Of London, England, United Kingdom
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 ...

Full Stack Developer - Java/TypeScript /Angular

Location
Greater London, England, United Kingdom
Services, AKS, and storage. Experience developing and consuming APIs and managing data exchange between systems. Familiarity with CI/CD pipelines, testing frameworks (JUnit, Jest, Cypress), and Git workflows. Awareness of secure coding practices, authentication (OAuth/OIDC), and identity management. Strong collaboration and problem-solving skills in multidisciplinary teams. ...

Software Developer-Backend (SFIA4)

Location
Greater London, England, United Kingdom
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 ...

Senior Java Developer

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
patterns for efficient and robust communication. Expertise in building and maintaining DevOps pipelines, ideally with GitLab. Proficient in shift-left testing using tools like JUnit, Cucumber, Gherkin, PACT, and Test Containers. Working knowledge of event/message brokers such as Kafka and MQ.Advanced Scala programmingStrong proficiency in both functional ...

Full Stack Developer

Location
Greater London, England, United Kingdom
Services, AKS, and storage. Experience developing and consuming APIs and managing data exchange between systems. Familiarity with CI/CD pipelines, testing frameworks (JUnit, Jest, Cypress), and Git workflows. Awareness of secure coding practices, authentication (OAuth/OIDC), and identity management. Strong collaboration and problem-solving skills in multidisciplinary teams. ...

Senior Software Engineer - Risk & FX

Hiring Organisation
Visa
Location
London, UK
Employment Type
Full-time
quality assurance, ensuring that the code that we write forms products that are fit for use. We currently use a variety of frameworks including JUnit, RSpec and Cucumber Agile development, with teams broadly aligned with the Spotify - Squads and Tribes - model, helps us deliver incremental improvements to our products ...

QA Automation Engineer / Consultant

Location
Greater London, England, United Kingdom
reviewing and maintaining automated test code. Practical experience with Serenity BDD, Cucumber/Gherkin, Selenium WebDriver and REST Assured, supported by frameworks such as JUnit and AssertJ. Strong understanding of HTTP, REST APIs, JSON, authentication, validation and error handling. Experience testing distributed or microservice-based applications, including asynchronous processing ...

Lead Fullstack Software Engineer - Java, Springboot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
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 ...

Software Developer in Test - UK Security Clearance eligibility required

Location
Greater London, England, United Kingdom
testing authority within delivery teams Drive improvements in developer feedback loops and testing standards Technical Skills Core technologies: Java React Playwright Cucumber Selenium JUnit/Mockito REST-assured Jest Pact Nice to have: Experience with modern CI/CD pipelines Exposure to containerised environments (Docker/Kubernetes) Experience working ...

Software Engineer (Full Stack)

Location
Greater London, England, United Kingdom
query writing. Strong understanding of OOP fundamentals, SOLID principles, and data structures and algorithms. Familiarity with testing frameworks across the stack, such as JUnit, Mockito, Jest, React Testing Library, or Cypress. Familiarity with Docker, Linux environments, and CI/CD pipelines. Exposure to microservices architecture. Awareness of secure coding practices ...

Software Engineer

Location
Greater London, England, United Kingdom
technologies such as HTML, CSS, and JavaScript.**Desirable Skills*** Awareness of clean coding and SOLID principles.* Exposure to AWS cloud services.* Experience with JUnit or other testing tools.* Basic knowledge of XML/JSON data formats and Unix shell scripting.* Familiarity with version control and build tools like Git, Maven ...

Software Engineer

Location
Greater London, England, United Kingdom
technologies such as HTML, CSS, and JavaScript.**Desirable Skills*** Awareness of clean coding and SOLID principles.* Exposure to AWS cloud services.* Experience with JUnit or other testing tools.* Basic knowledge of XML/JSON data formats and Unix shell scripting.* Familiarity with version control and build tools like Git, Maven ...

Software Engineer

Location
City of Westminster, England, United Kingdom
technologies such as HTML, CSS, and JavaScript. Desirable Skills Awareness of clean coding and SOLID principles. Exposure to AWS cloud services. Experience with JUnit or other testing tools. Basic knowledge of XML/JSON data formats and Unix shell scripting. Familiarity with version control and build tools like Git, Maven ...

Lightwell Security Technical Account Manager (Middleware)

Hiring Organisation
Red Hat
Location
London, UK
Employment Type
Full-time
Nexus, uDeploy).Hands-on knowledge of workflow tools (Jenkins, GitLab Pipelines, GitHub Workflows, OpenShift GitOps, Red Hat Pipelines).Advanced knowledge of unit testing basics (JUnit, pytest) and governance automation checks. Understanding of library versioning (semver) and the broader Java ecosystem. Outstanding written and verbal communication skills to convey complex technical ...

Senior Java Developer - Rates Intraday Risk Technology

Location
Greater London, England, United Kingdom
good knowledge of Java frameworks (Spring) and an understanding of the stages of the software development lifecycle, version control, unit testing and build tools (JUnit, Maven, Jenkins, Git). Experience developing tools for the front office and familiarity with financial products (preferably interest rate products) and market risk concepts. Excellent ...

Platform Engineer

Location
Greater London, England, United Kingdom
applications and platforms include: CI/CD, Source Control & Test Automation: GitHub Actions, Azure DevOps, GitLab CI, Jenkins; Git, JFrog Artifactory; Playwright, pytest/JUnit Infrastructure & Config as Code: Terraform, Ansible, Bicep/ARM, Helm, Kustomize; GitOps via Argo CD and Flux Cloud & Orchestration: AWS, Azure, Docker, Kubernetes AI Inference ...

Lead Software Engineer - Solution & Data Architecture - B2B SaaS Fintech

Location
Greater London, England, United Kingdom
domain is half the job. Our stack Core backend: Kotlin, Java 17+, Spring Boot & Co, JPA/Hibernate, SQL and NoSQL, Elasticsearch, Gradle, JUnit/AssertJ/MockK Metrics, analytics and AI: Python, FastAPI, Polars, LangChain Frontend: React (TanStack Query/React Router/react-hook-form + Zod), TypeScript ...

Backend Java Developer - Birmingham • Hybrid • £50–65k • Not London

Location
Greater London, England, United Kingdom
planning/optimization Experience with SQL planners or query transformation layers Strong grounding in data structures, algorithms, and backend performance Production-grade testing using JUnit 5, Mockito Experience with clean architecture, DI, modular design Comfortable owning CI/CD, code quality, observability Familiarity with Docker, Maven, Jenkins ⭐ Nice to Have ...

Senior Software Engineer (Java)

Location
City Of London, England, United Kingdom
environments (AWS, EC2, EKS, Kubernetes) Experience with memory architectures and network performance in low latency platforms Experience with Maven or Gradle (Maven preferred), and JUnit Experience in Git or other source control systems Experience in CI/CD concepts Strong communication skills with the ability to collaborate effectively across globally ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
cloud environments (AWS, EC2, EKS, Kubernetes)Experience with memory architectures and network performance in low latency platformsExperience with Maven or Gradle (Maven preferred), and JUnit Experience in Git or other source control systemsExperience in CI/CD concepts Strong communication skills with the ability to collaborate effectively across globally distributed ...

Lead Engineer, Trading Product Engineering

Location
Greater London, England, United Kingdom
latency trading systems from the ground up.* Strong command of data structures, algorithms, and TDD/BDD practices, including thorough unit test coverage with JUnit and Mockito.* Hands-on experience with Spring or Micronaut, Docker, and Kubernetes.* Working knowledge of messaging technologies such as Kafka, RabbitMQ, or Solace.* Solid understanding ...