London, South East, England, United Kingdom Hybrid / WFH Options
Big Red Recruitment
What You’ll Bring Deep experience in API and backend test automation Proficiency in Python or JavaScript , with strong scripting and automation capability Hands-on with tools like Postman, PyTest, Locust, K6 , or similar for load, performance & functional testing Solid understanding of CI/CD pipelines using GitHub Actions, Azure DevOps , etc. Comfortable working with NoSQL databases and validating backend More ❯
What You’ll Bring Deep experience in API and backend test automation Proficiency in Python or JavaScript , with strong scripting and automation capability Hands-on with tools like Postman, PyTest, Locust, K6 , or similar for load, performance & functional testing Solid understanding of CI/CD pipelines using GitHub Actions, Azure DevOps , etc. Comfortable working with NoSQL databases and validating backend More ❯
Analytics, or ADLS . Proficiency in SQL and scripting languages (e.g., Python, Scala) for data validation and test automation. Experience with test automation frameworks (e.g., Great Expectations, DBT tests, PyTest, or similar ). Exposure to CI/CD testing within Azure DevOps, GitHub Actions, or Jenkins . Understanding of data governance, data security, and compliance frameworks . Strong problem-solving More ❯
release engineering practices (e.g. TDD, CI/CD), and software deployment automation with GitHub actions or Azure DevOps. Experience in testing automation of data transformation pipelines, using frameworks like Pytest or dbt Unit Test. Comfortable writing efficient SQL and debugging. Data warehouse operations and tunning experience in schema evolution, indexing, partitioning. Hands-on IaC development experience with Terraform or CloudFormation. More ❯
Kubernetes: Working with the Kubernetes API in Python using the official kubernetes client. Automation of deployment tasks, pod management, and cluster introspection. Testing & Quality Assurance Python Testing: Experience with pytest, unittest, and mocking tools (unittest.mock, responses). Use of coverage.py for test coverage analysis and integration with CI pipelines. Go Testing: Writing unit and integration tests using the testing package. More ❯
tools like Jira. Understanding of continuous integration environments, including source control, version control, build creation, and testing. Knowledge of the software development lifecycle. Familiarity with test frameworks such as Pytest or Google Test. Skills in front-end technologies like HTML, CSS, JS, TypeScript, and Node.js are a bonus. Experience with AI tools for automation and development is also advantageous. Desirable More ❯
about our technology choices. These are some of the things we use at the moment: TypeScript, React, styled-components Python, NodeJS ️ PostgreSQL, BigQuery, MySQL Jest, React Testing Library, Cypress, pytest ️ AWS, GCP Kubernetes, Docker, Terraform, GitHub, CircleCI How we expect you to work ️ We expect you to work in these ways, as well as encouraging and enabling these practices from More ❯
Croydon, London, United Kingdom Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
and user/group management using ldap3 in Python. Kubernetes: * Working with the Kubernetes API in Python using the official kubernetes client. Testing & Quality Assurance * Python Testing: * Experience with pytest, unittest, and mocking tools (unittest.mock, responses). More ❯
Croydon, London, United Kingdom Hybrid / WFH Options
CBSbutler Ltd
and user/group management using ldap3 in Python. Kubernetes: Working with the Kubernetes API in Python using the official kubernetes client. Testing & Quality Assurance Python Testing: Experience with pytest, unittest, and mocking tools (unittest.mock, responses). More ❯
standards and best practices Technology We're pragmatic about our technology choices. These are some of the things we use at the moment: Python, DBT, Tableau ️ PostgreSQL, BigQuery, MySQL pytest ️ AWS, GCP Docker, Terraform, GitHub, GIT How we expect you to work ️ Collaborate - We work in cross-functional, mission driven, autonomous squads that gel over time. We pair program to More ❯
and resolving production issues efficiently Desirable Delivering impactful machine learning solutions, including applications powered by large language models Applying thoughtful development approaches with TDD and BDD, using tools like PyTest and Behave to ensure quality and clarity Our Values & Diversity We are proud to be an inclusive employer and our ambition is to cultivate a culture for all employees that More ❯
e.g. Flask or FastAPI) Experience writing Python packages Source control experience (git) Writing clear, documented, easy to maintain code Experience with CI/CD and Python test suites (e.g. pytest) Experience using generative models, prompting and testing at scale Familiarity with best practices in AI Engineering, to include differences in prompts between major LLM vendors. Ability to develop and maintain More ❯
functionality of custom classes. Code formatting : Adheres to code formatting standards using tools like black, isort, flake8, and pylint. Testing : Strong background in testing methodologies, including unit testing with pytest, mocking, and integration testing. Versioning : Familiar with semantic versioning and maintaining changelogs to track changes and updates. Data structures : Proficient in using stack, queue, and priority queue data structures (via More ❯
experience in test automation, with a strong focus on backend and API testing • Proficient in JavaScript programming language. • Hands-on experience with API testing tools and frameworks (e.g., Postman, Pytest, Requests) • Solid understanding of RESTful APIs, JSON, XML, and other data formats • Experience with PostgreSQL or other relational databases for test data management • Familiarity with React and front-end testing More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Eligo Recruitment
control, and database security Experience with TimescaleDB and time-series data is a big plus Solid skills in Python, CI/CD pipelines, and automated testing (e.g. pg_tap, pytest) A collaborative approach and strong communication skills to engage cross-functional teams Why Join? Work on impactful projects in the AI and energy space Hybrid working with regular team events More ❯
Capable of working collaboratively and proactively in a fast-paced environment with scientists, engineers, and non-technical stakeholders. Desirable: Use of Python libraries that encourage best practices such as pytest, pylint, black etc. Experience with symbolic reasoning engines and integration with neural networks. Strong technical writing skills as evidenced by relevant publications or blogs. Start-up experience. Git/Github More ❯
including the medallion architecture or comparable frameworks. Experience in workflow orchestration using Flyte, dbt, Airflow, or Prefect. Strong understanding of unit, integration, and data validation testing using tools like Pytest or Great Expectations. Familiarity with cloud infrastructure (preferably Azure) for managing pipelines and storage Ability to collaborate closely with stakeholders to understand requirements and shape data pipelines to meet user More ❯
Capable of working collaboratively and proactively in a fast-paced environment with scientists, engineers, and non-technical stakeholders. Desirable: Use of Python libraries that encourage best practices such as pytest, pylint, black etc. Experience with symbolic reasoning engines and integration with neural networks. Strong technical writing skills as evidenced by relevant publications or blogs. Start-up experience. Git/Github More ❯
as needed Is this you? Minimum 5+ years of experience in full stack software engineering Expert-level knowledge of Python, especially in building production systems (Mypy, Pydantic, type hinting, Pytest, etc.) Experience with Vue.js and TypeScript, or a willingness to pick up Vue quickly if coming from React Strong grasp of web performance, frontend testing, and browser architecture Experience integrating More ❯
with RESTful APIs to expose data services and connect systems. -Contribute to CI/CD pipelines using Terraform, Docker, and Git-based workflows. -Write unit and integration tests using pytest, applying TDD principles where it makes sense. -Use ORMs and validation frameworks (e.g. Django ORM, Pydantic, SQLAlchemy) to model and persist data cleanly. -Help monitor and debug production systems using … in data engineering or backend development, ideally in a fast-paced or product-led environment. -Python skills: Confident writing clean, modular, and testable code - you’ve likely worked with pytest and TDD where it makes sense. -Cloud Fluency: Solid experience with AWS (especially Lambda, Kinesis, SQS, EventBridge) and familiarity with GCP, including BigQuery. -Containerisation: Comfortable building and deploying containerised applications More ❯
rollout of QA best practices across engineering. Build and maintain robust automated test frameworks across API, UI, and mobile - with tools suited to our stack (e.g., Playwright, Cypress, Appium, Pytest, PHPUnit). Support data-driven decision-making - using test coverage metrics, bug trends, and release health to influence quality improvements. Conduct high-value manual and exploratory testing, particularly where automation … ideally in high-growth or product-led tech companies. Strong hands-on experience with test automation for web and mobile apps - ideally using: Playwright, Cypress, Selenium (UI) Appium (mobile) Pytest, PHPUnit, or similar (API/unit testing) Familiarity with our tech stack: PHP, Python, TypeScript and SQL. Passion for manual testing where it adds value - especially in exploratory testing and More ❯
