26 to 50 of 141 JUnit Jobs in the UK

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 ...

Software Engineer III - Backend / Data Engineer - Java, Python, Databricks

Location
Greater London, England, United Kingdom
tools and data patterns for analysis. Experience with Maven/Gradle. Experience using version control with GitHub/Bitbucket. Experience with modern testing tools (JUnit, Mockito, Spring Test Framework, Cucumber) Hands-on practical experience delivering application development, testing, and operational stability. Understanding of agile methodologies such as CI/ ...

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 ...

Software Engineer - Java (Cambridge)

Location
Cambridge, England, United Kingdom
DBeaver, SQL Developer IDEs: VS Code, Eclipse, etc. Typescript TLS, PKI – certs etc. Keyfactor, Sectigo Apache config Containers (Docker, Podman, etc) Testing tools: Selenium, JUnit Data formats: XML, JSON, YAML AWS, Azure, Cloud etc. Login Authentication (SSO, MFA) CI/CD Pipelines Security scans, Snyk, Checkmarx, etc. Bonus A keen ...

Fullstack Engineer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £65 per hour
using AI Coding Agents (Claude Code, GitHub Copilot, Codex) to generate, test, and refactor code. Testing & Quality: Unit/Integration testing across the stack (JUnit, Mockito, React Testing Library, Jest). Experience monitoring system health (SLIs/SLOs). Qualifications & Experience 7+ years of professional full-stack development experience. Background ...

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 ...

Senior Web Developer

Location
Birmingham, England, United Kingdom
DBeaver, SQL Developer IDEs: VS Code, Eclipse, etc. Typescript TLS, PKI - certs etc. Keyfactor, Sectigo. Apache config Containers (Docker, Podman, etc) Testing tools: Selenium, JUnit Data formats: XML, JSON, YAML AWS, Azure, Cloud etc. Login Authentication (SSO, MFA) CI/CD Pipelines Security scans, Snyk, Checkmarx, etc. ...

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 ...

Full Stack Java Engineer

Location
Guildford, England, United Kingdom
mainstream framework (React, Angular, Vue or similar) and TypeScript. SQL and relational databases. Automated testing at unit, integration and end-to-end level (JUnit, Mockito, Playwright or similar). Git, Maven or Gradle. Comfortable with CI/CD pipelines, deploying to and supporting applications in the cloud (AWS or similar ...

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
Birmingham, 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 ...

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 ...

Software Developer

Hiring Organisation
Peregrine
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
implementing microservices based solution using Java and Spring Boot Proven ability in delivering thorough unit level test coverage using common testing frameworks such as JUnit Expertise in current programming languages and frameworks such as Java and Spring Boot along with experience working with cloud platforms AWS & Azure, utilising CI/ ...

SDET (Java)

Location
United Kingdom
years experience with Java (building test frameworks and testing Java applications) Experience in Distributed Caching, Compute and Streaming Experience with automation frameworks and tools (JUnit) Experience in non-functional/quality attribute verification. Performance benchmarking (latency and throughput) Resilience testing (chaos and fuzzing) Scalability testing Knowledge of following are desirable ...

Senior Java Developer

Location
Manchester, England, United Kingdom
working with relational and non-relational databases such as Oracle and PostgreSQL. Strong focus on automated testing (unit, integration, UI) using frameworks such as JUnit, Jest, Selenium, Cucumber Studio, and Allure. Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field. Personal Attributes Essential: Strong critical ...

Java Developer

Hiring Organisation
Experis
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £630 per day
part of Scrum teams comprised of Java Engineers, Front End Developers and QEs to modernise HMRC legacy services. Required Skills : Java Spring Boot Junit Optional Skills: JPA Kibana Maven Mockito AWS GitLab Helm OpenAPI SQL Shell Scripting If you receive suspicious outreach claiming to be from us, please contact ...

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 ...

Devops Engineer

Location
United Kingdom
Kubernetes, Docker, and Infrastructure as Code. Familiarity with monitoring, logging, alerting, and SRE concepts (Prometheus, Grafana, ELK, etc.). Experience with test automation tools (JUnit, Cucumber, Selenium, Postman). Knowledge of messaging and streaming platforms (Kafka) and service mesh (Istio). Understanding of network protocols, security best practices, and compliance ...

Contract Lead Java Developer

Location
Birmingham, England, United Kingdom
Agile Scrum environment Utilising TDD and working on Java projects built with Spring MVC/Boot, Thymeleaf, RESTful, MongoDB, MySQL, Junit and others Produce well documented, clean code Provide recommendations on development approaches to address critical business requirements Requirements You'll be coding on a daily basis, naturally Demonstrable Java ...