126 to 150 of 516 Unit Testing Jobs in the UK

Scala Engineer

Location
Greater London, England, United Kingdom
domain architecture. Key Responsibilities As an Individual Write high-quality, clean, well-tested, and idiomatic functional code, primarily in Scala All features should include unit and integration tests to validate correct functioning Ensure code is peer-reviewed through constructive Pull Requests and actively participate in reviewing the work … hours/on-call rotation Technical Skillset Guidelines Confident Scala programming experience (commercial or equivalent diverse codebase experience) . Strong grasp of automated testing patterns (Unit testing, integration checking) . Distributed Version Control (Git). Familiarity with Functional Programming concepts (immutability, referential transparency, algebraic design) . ...

Principal Software Engineer

Location
Kingswood, England, United Kingdom
/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab ...

Senior Software Developer - Technology - Band M - Counter Terrorism Policing HQ

Location
City Of London, England, United Kingdom
Government Security Classifications levels and an understanding of the Cabinet Office Security Policy Framework Knowledge of one or more of the below: Experience of Unit Testing and automated testing tools as part of a continuous integration pipeline A keen desire to cross-train into DevSecOps infrastructure skills ...

Data Engineer III - Python, Databricks - Senior Associate

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
deploying, and managing applications at scale. Good understanding and working knowledge of software development lifecycle tools used for configuration management, CI/CD pipelines, unit testing, regression testing, and performance testing. Preferred qualifications, capabilities, and skillsFamiliarity with the Standardized data layer practices (Medallion architecture)Exposure to Aurora ...

Senior QA Engineer

Location
Belfast, Northern Ireland, United Kingdom
Definition of Done, ensuring deployable software at the end of each sprint.The role leads on test strategy, balancing manual, automated, and performance testing approaches, with a strong emphasis on shift-left methodologies and API-first automation. The SQA also contributes to the evolution of scalable, robust test frameworks while … strategies.* Design, develop, execute, and maintain automated and functional tests within CI/CD pipelines.* Leverage AI tools (e.g., MCP, Copilot, ChatGPT) to optimise testing efficiency and workflows.* Develop and maintain scalable, self-healing automation frameworks (e.g., Playwright).* Integrate AI-driven tooling into automation workflows to improve script ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab ...

Software Developer

Hiring Organisation
Harvey Nash
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
Salary
£55,000
scalable, reliable software. Work closely with developers, business analysts, project managers and infrastructure teams in a collaborative Agile environment. Contribute to quality assurance through unit testing, integration testing and defect resolution. What we're looking for: Commercial experience developing applications with C#/.NET. Strong problem-solving ...

Software Developer

Hiring Organisation
Harvey Nash
Location
Newcastle upon Tyne, UK
scalable, reliable software. Work closely with developers, business analysts, project managers and infrastructure teams in a collaborative Agile environment. Contribute to quality assurance through unit testing, integration testing and defect resolution. What we're looking for: Commercial experience developing applications with C#/.NET. Strong problem-solving ...

Software Developer

Hiring Organisation
Harvey Nash
Location
Sunderland, Tyne and Wear, UK
scalable, reliable software. Work closely with developers, business analysts, project managers and infrastructure teams in a collaborative Agile environment. Contribute to quality assurance through unit testing, integration testing and defect resolution. What we're looking for: Commercial experience developing applications with C#/.NET. Strong problem-solving ...

Python Engineer - Mongo

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Science or similarMinimum 4 years technical experienceStrong technical skills in Python and web technologiesFull SDLC experience with applications deployed on LinuxIn-depth experience with unit testing, integration testing and load testingProven ability to work analytically and creatively in a problem-solving environmentMy client is based in London ...

Data Engineer III - Python, Databricks - Senior Associate

Location
Greater London, England, United Kingdom
deploying, and managing applications at scale. Good understanding and working knowledge of software development lifecycle tools used for configuration management, CI/CD pipelines, unit testing, regression testing, and performance testing. Preferred qualifications, capabilities, and skills Familiarity with the Standardized data layer practices (Medallion architecture) Exposure ...

Data Engineer III - Python, Databricks - Senior Associate

Location
Greater London, England, United Kingdom
deploying, and managing applications at scale. Good understanding and working knowledge of software development lifecycle tools used for configuration management, CI/CD pipelines, unit testing, regression testing, and performance testing. Preferred qualifications, capabilities, and skills Familiarity with the Standardized data layer practices (Medallion architecture) Exposure ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL) Elasticsearch/Opensearch Unit testing and automation Testing frameworks (e.g. Mocha, Jest, Cypress) Experience working in an Agile delivery team Use of code repositories (e.g. GitLab ...

iOS Developer - Manchester,UK

Location
Urmston, England, United Kingdom
/CD pipelines).Strong understanding of iOS architecture patterns (MVVM, VIPER, Clean Architecture).Experience integrating RESTful APIs, JSON parsing, and networking frameworks.Familiarity with Unit Testing, UI Testing, and test frameworks (XCTest).Strong knowledge of Apple HIG (Human Interface Guidelines).Experience working in Agile/Scrum teams.Good ...

iOS Developer - Manchester,UK

Hiring Organisation
Capgemini
Location
Manchester, United Kingdom
Employment Type
Full Time
pipelines). Strong understanding of iOS architecture patterns (MVVM, VIPER, Clean Architecture). Experience integrating RESTful APIs, JSON parsing, and networking frameworks. Familiarity with Unit Testing, UI Testing, and test frameworks (XCTest). Strong knowledge of Apple HIG (Human Interface Guidelines). Experience working in Agile/ ...

Senior PHP Developer

Location
Basingstoke, England, United Kingdom
design and implementation of robust, scalable backend systems using PHP (Laravel/CakePHP). Take ownership of features from concept through design, development, testing, and deployment. Improve and refactor legacy systems (CakePHP) while contributing to modernisation efforts. Write clean, testable, and maintainable code aligned with SOLID principles and best … practices. Ensure high-quality delivery through code reviews, automated testing, and CI/CD pipelines. Support troubleshooting and resolving production issues, performing root cause analysis. Contribute to architectural decisions, including system design, integrations, and data modelling. Champion best practices across performance, security (OWASP), and scalability. Identify technical debt ...

Senior Software Engineer

Location
Metropolitan Borough of Solihull, England, United Kingdom
designing, building and maintaining scalable APIs An understanding of Event Driven Architecture concepts Experience using Git and understand branching strategies Experience implementing quality and testing best practices within the services you produce, such as unit testing and contract testing Commercial Awareness and a creative problem solver ...

Data Engineer

Hiring Organisation
TXP
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
Up to £540 per day
artefacts Contribute to the development and enhancement of CI/CD pipelines using GitLab Investigate, troubleshoot, and resolve defects throughout development and testing phases Conduct component and unit testing, including the creation of test data Support QA activities, performance testing, and production releases Perform peer reviews … development, testing, and technical artefacts Provide technical guidance and mentoring to junior team members Participate in agile ceremonies including sprint planning, stand-ups, retrospectives, and reviews Collaborate with cross-functional teams to ensure successful delivery of programme objectives Essential Skills & Experience Strong hands-on experience developing ETL solutions using ...

Senior Software Engineer, Data & Orchestration London, United Kingdom

Location
Greater London, England, United Kingdom
software engineering fundamentals, with experience designing, building and maintaining production-grade systems. Solid Python programming skills Good understanding of software engineering best practices, including unit testing, integration testing, test-driven development and data-driven development Experience working with systems at scale, ideally involving distributed systems, large data ...

Senior Software Engineer, Data and Orchestration

Location
Greater London, England, United Kingdom
have worked with systems at scale, ideally involving distributed systems, large data volumes or high-throughput processing You understand software engineering best practices, including unit testing, integration testing, test-driven development and data-driven development You are familiar with distributed event streaming platforms such as Apache Kafka ...

Senior Software Engineer, Data & Orchestration

Hiring Organisation
wayve
Location
London, UK
Employment Type
Full-time
Strong software engineering fundamentals, with experience designing, building and maintaining production-grade systems. Solid Python programming skillsGood understanding of software engineering best practices, including unit testing, integration testing, test-driven development and data-driven developmentExperience working with systems at scale, ideally involving distributed systems, large data volumes ...

Java Developer | AWS Microservices I SC Cleared

Hiring Organisation
Matchtech
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Employment Type
Full-Time
Salary
£280.00 - £500.00 per day
skilled engineers in a modern cloud environment. Key Responsibilities Design, develop and maintain Java-based microservices Write clean, scalable and well-tested code Perform unit testing and support integration testing activities Conduct and approve peer code reviews (PR reviews) Manage code promotion through multiple environments into production ...

Java Developer | AWS Microservices I SC Cleared

Hiring Organisation
Matchtech
Location
Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Employment Type
Contract
Contract Rate
£280 - £500/day
skilled engineers in a modern cloud environment. Key Responsibilities Design, develop and maintain Java-based microservices Write clean, scalable and well-tested code Perform unit testing and support integration testing activities Conduct and approve peer code reviews (PR reviews) Manage code promotion through multiple environments into production ...

Full Stack Developer C# .NET

Hiring Organisation
Gold Group Ltd
Location
Maidstone, Kent, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
with the other developers/test engineers to integrate front-end components with new or existing server-side logic. Test-driven development approach leveraging Unit testing and Selenium automated testing tools. Participate in code reviews to maintain code quality and ensure adherence to best practices. In order ...