Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
Sparta Global Limited
your specialist capabilities ready to work on our clients' projects. What we're looking for. To be successful for this role you will demonstrate a level of ability in Python or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who can exemplify our values: Empathy and Diversity More ❯
Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
Sparta Global Limited
challenge but develop you into a confident and capable consultant. What we're looking for. To be successful for this role you will demonstrate a level of ability in Python or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who can exemplify our values: Empathy and Diversity More ❯
Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
ADLIB Recruitment
React.js (or other modern JS libraries, but they use React.js) Exposure to event-based service-oriented architectures. Experience with CI/CD tools and container orchestration. Any use of Python & Azure DevOps would be a bonus. The right person will Be down-to-earth, easy to get on with, no ego! Be keen to explore unfamiliar tech when needed. Understand More ❯
Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
Hays
JOB DETAILS - 12-MONTH CONTRACT - IMMEDIATE START - £500 PER DAY - IR35 TO BE DETERMINED - HYBRID ROLE IN CARDIFF SKILLS - Strong understanding of Azure Cloud. - Extensive experience in SQL and Python. - Desirable: Azure Databricks, Azure Synapse and Azure Data Factory. RESPONSIBILITIES More ❯
Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
ADLIB Recruitment
in an environment using Azure. Good use of React.js (or other modern JS libraries, but they use React.js) Ideally exposure to event-based service-oriented architectures. Any use of Python & Azure DevOps would be a bonus. The right person will Be down-to-earth, easy to get on with. Be keen to explore unfamiliar tech when needed. Value collaborative development More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
HipHopTune Media
opportunities and tackle them without being told to do so You're a team player whom your colleagues can rely on You have solid grounding in SQL and preferably Python You have experience in conducting large scale A/B experiments The Interview Process: Our interview process involves three main stages: Initial Call Technical Interview Final Interview including a case More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
RVU Co UK
product-led business. Deep knowledge of modern analytics practices, including experimentation, AI/ML, and automation. Strong stakeholder influence and exceptional storytelling with data. Fluency in tools like SQL, Python, BI platforms, and cloud-based analytics. Strong grasp of business strategy, and how data can accelerate growth and operational excellence. Experience in fast-paced sectors like tech, e-commerce, or More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Monzo
opportunities and tackle them without being told to do so You're a team player whom your colleagues can rely on You have solid grounding in SQL and preferably Python You have experience in conducting large scale geo-lift or A/B experiments The Interview Process: Our interview process involves three main stages: Initial Call Technical Interview Final Interview More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
RVU Co UK
requirements and explain technical concepts to both technical and non-technical stakeholders alike. High level of proficiency developing applications using most of the following: Strong knowledge of SQL and Python programming. Extensive experience working within a cloud environment. Experience with big data technologies (e.g. Spark, Databricks, Delta Lake, BigQuery). Experience with alternative data technologies (e.g. duckdb, polars, daft). More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Newcastle Building Society
concepts and tools, including data lakehouse is essential, as is the ability to comprehend data engineering principles such as ETL processes and data integrations techniques. Experience with R or Python would be beneficial, but is not essential for the role. About Us The Newcastle Building Society Group comprises of Newcastle Building Society, Manchester Building Society, Newcastle Financial Advisers and Newcastle More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
ADLIB
React.js (or other modern JS libraries, but they use React.js) Exposure to event-based service-oriented architectures. Experience with CI/CD tools and container orchestration. Any use of Python & Azure DevOps would be a bonus. The right person will Be down-to-earth, easy to get on with, no ego! Be keen to explore unfamiliar tech when needed. Understand More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Marco's Franchising, LLC
drive customer growth, retention, and engagement through intelligent data use. Duties and Responsibilities: Build and maintain models for customer lifetime value (CLV), churn prediction, RFM scoring, and segmentation using Python or R. Lead analysis on customer journeys, lifecycle stages, and behavioral cohorts to identify opportunities for targeting and retention. Design and evaluate CRM campaigns, including A/B and holdout … Mathematics, or Statistics. Master's Degree Preferred 5+ years of experience in marketing or customer analytics. 1+ years in a lead or manager role preferred Strong fluency in SQL, Python (pandas, scikit-learn, or similar), and CRM experimentation. Experience with A/B testing frameworks, holdout design, and incrementality measurement. The essential duties and responsibilities described above are not a More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Navtech, Inc
.NET Framework, C#, and AWS (or other cloud service providers) Experience writing unit tests, component testing, integration testing, covering both functional and non-functional aspects Hands-on experience with Python in testing area Applying best practices to keep code maintainable Hands on experience with ASP.NET Web API Experience working with databases and good understanding of Entity Framework Solid understanding of … days working from home weekly Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Deep expertise in implementation of automated functional tests using Python Broad and in-depth understanding of software testing concepts and methodologies, including unit testing, component testing, and integration testing (covering functional and non-functional aspects). Demonstrable knowledge of ISTQB best More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Navtech, Inc
databases and understanding of Entity Framework Bachelor's Degree in software engineering or a related field Good spoken and written English skills Nice-to-Haves: Hands-on experience with Python in testing area Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitHub Actions … GitLab CI, Jenkins), containerization with Docker, and monitoring/logging tools Expertise in implementation of automated functional tests using Python Understanding of software testing concepts and methodologies, including unit testing, component testing, and integration testing (covering functional and non-functional aspects). Demonstrable knowledge of ISTQB best practices. ISTQB certification is a strong asset Strong capability in identifying technical challenges More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
monitor on-going performance, making changes where necessary To be successful in this role you will have . Commercial experience working in AI/ML Strong programming skills with Python and other languages such as R or Java Strong cloud experience in an Azure environment (AWS or GCP also beneficial) Experience with Gen AI would be beneficial This is a More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
their career - being a Microsoft Partner, they are committed to supporting you through your Microsoft Certifications with a huge emphasis on personal and professional development! Requirements: Strong skills in Python scripting skills Experience delivering Data Science projects Experience with Gen-AI Experience with Microsoft data technologies Experience with Cloud platforms - ideally Azure Strong communication, stakeholder management and problem-solving skills More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Starling Bank Limited
data science or machine learning models, ideally in AML, financial crime, or a related domain Experience working with large-scale, high-dimensional, and heavily imbalanced datasets Excellent skills in Python and SQL Solid understanding of classification algorithms such as gradient boosting decision trees, including pros and cons of different model architectures Strong feature engineering skills and experience in transforming raw More ❯
Swansea Vale, Swansea, West Glamorgan, Wales, United Kingdom Hybrid / WFH Options
ERS
Job Description Junior Cloud Platform Engineer Grade: 4 Reporting to: IT Infrastructure Manager Location: Hybrid, This Role requires 3 days attendance at the Swansea office. About us IQUW is a speciality (re)insurer at Lloyd’s (Syndicate 1856) underwriting a More ❯