76 to 100 of 155 Software Testing Jobs in the South East

Application Deadline: 9 January 2026 About the Organisation Our client is a specialist UK consultancy operating at the intersection of hydrology, environmental science, and software development. Established in the early 2000s, the business is nationally recognised for developing industry-standard hydrological and flood estimation tools used widely by regulators … consultants, and practitioners across the UK. The company combines scientific research with commercial software development to deliver cost-effective, sustainable solutions for water resources, flooding, and climate change. As an employee-owned organisation, it offers a supportive, dynamic working environment with a strong focus on professional development, collaboration ...

Java Engineer - Java Developer - Software Engineer - PostGres - Kubernetes - Kafka - TDD - 6-Month Contract - Hybrid (2 days on site, London) - Day Rate: Up to £650 (Inside IR35) Join a high-performing engineering team working on large-scale, high-availability systems used by millions. This role offers the chance to build … frameworks Developing and maintaining RESTful APIs and event-driven systems Writing clean, testable code and following TDD principles with a strong focus on unit testing Working closely with DevOps, Product, and QA teams to deliver high-quality solutions Deploying and supporting services in AWS with tools such as Lambda ...

cases to ensure products exceed regulatory requirements and customer expectations Lead system test execution and compile detailed reports to greenlight product releases Collaborate with software engineers to build automated testing frameworks and streamlined reporting pipelines Coordinate data recording activities, comparing platform outputs against gold standard references to ensure … Here is what we are looking for; Bachelor's degree in Computer Science, Electrical Engineering, Physics, or related technical field 2+ years in QA, software testing, or technical support with products integrating hardware and software Proven track record managing defects with deep understanding of product development lifecycle. ...

client, a leader in the defence and security sector, is currently seeking a Senior Software Engineer with advanced security clearance to join their cutting-edge team. This permanent role offers an exciting opportunity to work on innovative solutions that redefine defence technology. Key Responsibilities: Design, implement and test solutions … complex customer problems across the development lifecycle Develop software for a range of areas including bare-metal MCU, signal processing, Embedded Linux, and GUI development on Windows, Linux, and mobile platforms Utilise various programming languages such as Rust, C/C++, Python, and web development frameworks Work with FPGAs ...

play a critical role in ensuring the quality and reliability of Rapiscan’s security products running under our proprietary ScanOS platform. You will perform software and system testing, including cyber security patch validation, across X-ray scanners and Matrix IT systems and networks. Working under the direction … System Test Manager , you will help maintain the highest standards of performance and security. Key Responsibilities Install software (ISO) on X-ray scanners, PCs, and servers. Execute system verification and validation testing. Develop and maintain test procedures and test cases. Identify, report, and track software defects and issues. ...

Test Engineer SC Eligible Work Location:Wokingham (5days) The Role: UFT Tester Your Responsibilities Design and develop robust automation frameworks using UFT (Unified Functional Testing) Write and execute automation scripts using VBScript Integrate automated test suites into CI/CD pipelines for continuous testing and delivery Lead … manage testing activities across multiple projects, ensuring alignment with business goals Collaborate with development, QA, and DevOps teams to optimize test coverage and efficiency Monitor and report on test execution, defects, and overall quality metrics Provide technical guidance and mentorship to junior automation engineers Your Profile Essential Skills/ ...

About this role: We are supporting an AWE Burghfield project and are seeking a DV Cleared Senior Software Engineer to take full responsibility for software delivery on a high-security, site-based controls and automation project. This is a senior-level role requiring strong Siemens … experience, leadership capability, and proven delivery within regulated defence or nuclear environments. The successful candidate will play a key role in software design, on-site testing and commissioning, client liaison, and the mentoring of junior engineers, ensuring projects are delivered safely, on time, and to the highest quality ...

seeking a skilled and motivated Senior Software Engineer to join our Group Technology team in Milton Keynes. In this role, you will help develop, support and enhance business systems and applications using .NET technologies and SQL Server. We offer a hybrid working arrangement with one or two days … week in our Milton Keynes office. Key Responsibilities: Be up to date regarding best practices in software development and deployment Implement best practice coding in relation to development coding standards Use operational data to improve the stability and performance of the applications Maintain documentation and release notes Have awareness ...

Senior Software Validation and Verification Engineer £50,000 to £70,000 Sandwich, Kent Your New Role You will join a multidisciplinary engineering team and take ownership of building and maintaining a robust validation and verification environment for software and firmware across new and existing products. This … position that ensures software quality, safety and compliance throughout the product lifecycle. You will work closely with mechanical, electronics and systems engineers to support the development of high performance electro mechanical systems used in demanding environments. The role involves hands on testing, process ownership and active participation ...

Software Tester (1 year Fixed Term) Alton - Hampshire £45,000 - £55,000 + Progression + Training + Company Benefits + Hybrid Are you a Software Tester wanting to work with cutting-edge IoT Products that are now becoming very disruptive in the Oil & Gas industry? Do you want … work with a industry expert on complex technical challenges for state of the art software deployment? On offer is the chance to join a well-established business with a large product suite, whilst progressing your career into the head of department. This business has gone from strength to strength ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference … candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software engineer excited to help scale a fintech start-up. Here, you won't be bogged down by legacy code—you'll have the opportunity to build innovative, greenfield projects. ...

immediately available Test Manager with experience in connected vehicle ecosystems, IoT, or automotive software testing? This role provides leadership and oversight across all test activities, from planning through execution to sign-off, with accountability for ensuring that solutions are robust, reliable, and fit for purpose. The Test Manager … will be hands-on, working at the critical intersection of software quality, system integration, and architectural integrity.The role is initially for 12 months and is hybrid - 3 days a week in the office near Reading and 2 days WFH. (35 hr week) Main Responsibilities: Define, document ...

Senior QA Engineer/SDET (Python Test Automation) Reigate/WFH to £85k Are you a QA testing technologist with Python coding skills? You could be progressing your career in a senior, hands on role at a global Fintech that is producing game changing technology. As a Senior … member of an Agile engineering team responsible for developing one of the company's flagship insurance products, with a focus on testing the AI elements of the product, as well as full stack testing using tools such as Cypress, with Python. Location/WFH: There's a flexible ...

commercial vessels, mega yachts, refit programmes, naval surface combatants, and maritime surveillance platforms. In this role, you will be responsible for the integration and testing of complex navigation and bridge systems for naval combatant and maritime surveillance projects. Key Responsibilities Contribute to the technical aspects of customer requirements, supporting … activities across engineering projects, including effort estimation, cost, scheduling, and task planning Create detailed test specifications and test plans for integration and system-level testing Participate in development and design reviews, including peer and technical reviews Conduct system and software testing, verification, and validation, including customer acceptance ...

advanced maritime solutions, delivering tailored technologies for commercial vessels, mega yachts, refit projects, naval surface combatants, small combatants, and submarines. Our client is seeking Software Engineers at various levels of experience to join their small UK-based software development team. This is an excellent opportunity to work … tools and open-source technologies. Key Responsibilities Assist in capturing, analysing, and estimating technical requirements, including delivery schedules and milestones Design, implement, and maintain software across a range of application areas, including: Back-end database management Communication infrastructure Client-server architectures Develop front-end graphical user interfaces Create, document ...

Core Engineer on behalf of a global telecommunications technology provider. The successful candidate must have strong expertise in IMS technologies, end-to-end testing and troubleshooting, and deep knowledge of 4G/5G core networks. PLEASE NOTE – sponsorship cannot be provided. Candidates must live in the UK with valid … quality IMS solutions. Responsibilities Provide solution expertise and guidance for IMS client and application test strategies and test plans across all network elements and software releases. Execute functional, performance, accessibility, and compatibility test plans . Accurately track and report test progress against defined project timelines and milestones. Validate ...

reputable Software client seeks a Marketing Executive to join their team. MFK Recruitment has successfully recruited 16 individuals for this innovative software company over the past five years. The Marketing Executive will work remotely, with quarterly meetups in the South of England. Overview: Reporting to the Head … Marketing, this role is an opportunity to play an active role in the full marketing mix at an extremely exciting time for a growing software business. Not only will you be responsible for all aspects of marketing communication including event and webinar management, but you will be involved ...