21 of 21 Contract Unit Testing Jobs in the UK

Software Engineer

Hiring Organisation
ARM
Location
Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £60/hour
Engineer 12 month contract Based in Newcastle Upon Tyne Offering £60ph Inside IR35 Do you have experience with Java? Do you have experience in Unit Testing? Do you want to work with an industry-leading company? If your answer to these is yes, then this could … quality, readable, scalable, and easily maintained code, using Java and related technologies Develop reusable patterns and encourage innovation Contribute to quality assurance by writing unit and automated tests Conduct design and code reviews to ensure code developed meets coding best practices guidelines, unit testing, security, and scalability ...

Java Developer - Guildford or Newcastle & Remote - £60 per hour umbrella - CONTRACT

Hiring Organisation
Click
Location
Newcastle, Staffordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 60 Hourly
latest cloud-based technologies. The engineer will be involved in every stage of the software development life cycle, from initial design through development, testing, and deployment, delivering robust, scalable cloud-based services. The role is based at our Newcastle office. Flexible working arrangements are in place for the team. … related technologies, meeting requirements and coding standards. Develop reusable patterns and encourage innovation that will enhance team velocity. Contribute to quality assurance by writing unit and automated tests. Conduct design and code reviews to ensure code developed meets coding best practices guidelines, unit testing, security, and scalability ...

Java Software Engineer

Hiring Organisation
Morson Edge
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£0 - 55 per hour + Inside IR35
using the latest cloud-based technologies. The engineer will be involved in every stage of the software development lifecycle, from initial design through development, testing, and deployment, delivering robust, scalable cloud-based services. The role is based at our clients office in Newcastle. Flexible working arrangements are in place … related technologies, meeting requirements and coding standards. • Develop reusable patterns and encourage innovation that will enhance team velocity. • Contribute to quality assurance by writing unit and automated tests. • Conduct design and code reviews to ensure code developed meets coding best practices guidelines, unit testing, security, and scalability ...

Senior Software Developer - Backend

Hiring Organisation
Frontier Resourcing Ltd
Location
United Kingdom
Employment Type
Contract
Contract Rate
Excellent day Rate
Golang Java 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 Desirable skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience ...

SAP Specialist

Hiring Organisation
Quest Global Engineering Limited
Location
East Grinstead, West Sussex, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £24 to £36 per hour based on the skill set match and experience
module with other SAP modules ( FI/CO, SD, PP, WM/EWM, PS ) and external systems ( SAP Ariba, OpenText VIM, legacy systems ). Testing & Quality Assurance: Prepare test plans and scripts, perform unit testing, functional integration testing (FIT), and support user acceptance testing ...

Full Stack Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract
8+ and Spring Boot Build and integrate RESTful APIs and microservices Develop AWS serverless solutions (Lambda, Step Functions, DynamoDB, S3) Apply TDD and automated testing (Jest, Jasmine, Playwright) Work closely with Product Owners and business stakeholders Contribute to CI/CD pipelines and DevOps best practices Ensure high code … experience as a Full Stack Developer/Engineer Angular enterprise applications (Angular 12+) Java, Spring Boot, Spring MVC AWS cloud and serverless architecture TDD, unit testing and end-to-end testing Background in Financial Services, Banking, Wealth or Investment Management Agile/Scrum delivery experience Nice ...

Net Software Engineer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
with Microsoft Azure (App Services, Azure Functions, Azure DevOps, etc.) Exposure to healthcare, NHS, or data integration environments Understanding of RESTful APIs , microservices , and unit testing Experience with Git , Azure DevOps Pipelines , and agile delivery practices Strong problem-solving and communication skills Nice-to-Have Knowledge ...

Python/ AI Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£55,000 - £75,000 per annum
Service, storage, databases, and security tooling. • Implement CI/CD pipelines and container-based deployments to support automated, consistent release processes. • Write comprehensive unit tests and ensure strong code quality using tools such as pytest, pylint, flake8, and black. • Implement logging, telemetry, and monitoring to ensure high performance, reliability … Functions, App Service, Blob Storage, Cosmos DB, SQL Database, Key Vault), containerisation, package deployments, CI/CD pipelines, and Infrastructure as Code (Bicep). Testing & Code Quality: Proficient in unit testing (pytest, unittest), mocking, and code quality tools (pylint, flake8, black). Logging & Monitoring: Implement logging/ ...

Full Stack Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
user interfaces using Tailwind CSS. Collaborate with backend engineers to design, integrate, and test FastAPI. Develop and maintain backend components in Python, ensuring robust unit testing practices using Gherkin language, Cucumber, and Playwright. Deploy and manage applications on AWS cloud infrastructure. Ensure the scalability, performance, and security … with Tailwind CSS. Hands-on experience with AWS services (EC2, S3, Lambda, RDS, etc.). Experience developing backend components using Python and implementing unit tests (pytest). Experience working in a Scrum Agile environment. Familiarity with version control systems, particularly Git. Strong problem-solving and analytical skills. Excellent communication ...

Embedded C / C++ Software Engineer

Hiring Organisation
Certain Advantage
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£70 per hour, Benefits Overtime Rate
board software for the next generation of Missile Systems. This is a hands-on role and will involve architecting, designing, implementing and testing missile subsystem software to required standards and processes. Minimal: (Good) Authoring Specifications through the full lifecycle: planning, design and test documents. Experience of working with formal … DO178C Level B or SIL-4 or equivalent standards. Specification & requirements creation and compliance recording in DOORS. Working knowledge of C/C++ for testing special builds and focussed code reviews. Unit Testing using LDRA, RAPITA or equivalent testing tool. Understanding of Code Coverage and techniques ...

Integration Developer - Azure, Logic/Function Apps, API, SQL, C

Hiring Organisation
Informed Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
transformation team. Your day-to-day responsibilities will include the analysis of business requirements, development of functional specifications, the configuration and development of code; unit testing; documentation; ensuring all system developments follow the overarching design; quality assurance and code reviews; and documentation. Must Have Strong and successful track … software/technical delivery approaches such as Waterfall, Agile, Scrum, DevOps, etc Experience in analysing requirements, system design documentation, developing objects/code, units testing, and deployment. Nice to Have ADF/Azure Data Factory Power Platform ERP Solutions such as MS Dynamics or Oracle Cloud SQL Server ...

Software Engineer

Hiring Organisation
ATA Recruitment
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500 Day Rate
System Architecture & Requirements Engineering Translate customer and business requirements into technical specifications, functional designs, and modular software architectures aligned with Siemens automation standards. Software Testing, Simulation & Commissioning Conduct unit testing, system simulation, virtual commissioning, and on-site commissioning to ensure robust, reliable, and safe system performance. Optimise … Performance Analyse data, identify bottlenecks, and implement software improvements to enhance system efficiency, throughput, and reliability. Customer Support & Troubleshooting Provide technical support during installation, testing, and ramp-up; troubleshoot software-related issues in live warehouse environments. Documentation & Lifecycle Management Create detailed technical documentation, including software design specifications, system architecture ...

Software Engineer

Hiring Organisation
ATA Recruitment
Location
Long Eaton, Derbyshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 500 Daily
System Architecture & Requirements Engineering Translate customer and business requirements into technical specifications, functional designs, and modular software architectures aligned with Siemens automation standards. Software Testing, Simulation & Commissioning Conduct unit testing, system simulation, virtual commissioning, and on-site commissioning to ensure robust, reliable, and safe system performance. Optimise … Performance Analyse data, identify bottlenecks, and implement software improvements to enhance system efficiency, throughput, and reliability. Customer Support & Troubleshooting Provide technical support during installation, testing, and ramp-up; troubleshoot software-related issues in live warehouse environments. Documentation & Lifecycle Management Create detailed technical documentation, including software design specifications, system architecture ...

Senior Python Software Engineer (Data & Time-Series Focus)

Hiring Organisation
KBC Technologies UK LTD
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
reusable, and well-documented code following best practices Collaborate with cross-functional teams to gather requirements and deliver robust solutions Contribute to code reviews, testing strategies, and continuous improvement of development standards (Optional) Build and enhance interactive dashboards and visualisations using Plotly Dash Required Skills & Experience Core Requirements 9+ … aggregations Working with SQL for data access and analysis Software Engineering Best Practices Version control using Git Writing clean, modular, and reusable code Unit testing (e.g., pytest ) Code documentation and effective use of docstrings Use of linters and formatters to maintain code quality Nice to Have (Not Mandatory ...

Software Engineer

Hiring Organisation
Carbon60 - Eng&Tech
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£44.85 - £60 per day + PAYE or Umbrella
highly impactful solutions. About the role: You'll be involved in the full software development lifecycle - from designing and building new features to testing, reviewing code, and helping to deliver high-quality, scalable cloud services. You'll work closely with other engineers, testers and product team members, contributing … sprint planning, stand-ups and reviews. Key responsibilities: Develop clean, maintainable, high-quality Java code. Build and maintain cloud-based services. Write unit tests and contribute to automated test coverage. Take part in design and code reviews. Collaborate within an Agile/Scrum environment to meet sprint goals. Document ...

Python Developer

Hiring Organisation
Hirexa Solutions UK
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
Handling missing values, grouping, merging, pivoting, aggregations, and SQL Software Engineering Best Practices i. Key practices: Version control with Git. Writing modular, reusable code. Unit testing (e.g., with pytest). Code documentation and docstrings. Using linters and formatters Plotly Dash i. Key skills: Customizing with Plotly Graph Objects ...

Contract Java Software Engineer

Hiring Organisation
Computer Futures
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
Java Software Engineer to build scalable backend systems and delivering high-quality solutions for a client. Must-Have Skills Java Spring Boot REST APIs Unit Testing Nice-to-Have Clean Architecture, Dependency Injection, TDD Kubernetes, GitLab CI, Coroutines, Grafana About the Role As a Software Engineer … across teams, and contribute to architectural decisions. Key Responsibilities Build and maintain software applications using best practices and design patterns Ensure code quality through testing and refactoring Own services end-to-end, monitor performance, and manage deployments Resolve production issues and improve system reliability Provide architectural guidance and design ...

iOS Developer - Manchester, UK (Hybrid)

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£56 - £66 per hour
Hour INSIDE IR35 Umbrella Must Haves: Swift and SwiftUI . Expertise in Modularisation and architectural patterns (e.g., Clean Architecture/Dependency Injection ). Strong Unit Testing and XCTest skills. Experience integrating REST APIs . Proven ability to work autonomously and collaborate with Product/UX/QA teams. ...

Oracle Cloud Integrations Specialist

Hiring Organisation
Solos Consultants Ltd
Location
South West London, London, United Kingdom
Employment Type
Contract
development experience. 2+ years hands-on experience with Oracle Integration Cloud (OIC) . Experience with Oracle Fusion Cloud . Strong capability in integration development & unit testing (SOAP/REST/JSON), using tools such as Postman and Curl. Oracle VBCS experience for custom application development. Experience working with ...

Infrastructure Design Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
South West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 per day
Mandatory Skills: 3+ years of Development Experience 2+ years of Oracle Integration Cloud (OIC) 2 years Oracle Fusion Cloud Experience Hands-on with development & unit testing of integration components & web services (SOAP/REST/JSON Payload) using OIC, Postman, Curl Oracle VBCS to develop custom elements ...

OS Frameworks Engineer

Hiring Organisation
US TECH SOLUTIONS LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£54.00 - £58.00 per hour
Experience with Android internals, AOSP, Android SDK/NDK, JNI, IPC mechanisms, and Linux OS development . Exposure to performance profiling, security models, or unit testing frameworks (e.g., JUnit). Experience developing software for VR/AR devices or mobile platforms. Contributions to open-source Android projects, custom ...