City, Cardiff, United Kingdom Hybrid / WFH Options
Work Wales
position requiring extensive experience and proven results Master's degree in data science, applied data science or related field preferred Experienced with database systems, SQL and full proficiency in Power BI Mathematically minded with solid knowledge of statistical methods and probability Experienced with various machine learning algorithms and frameworks Analytical More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Work Wales
position requiring extensive experience and proven results Master's degree in data science, applied data science or related field preferred Experienced with database systems, SQL and full proficiency in Power BI Mathematically minded with solid knowledge of statistical methods and probability Experienced with various machine learning algorithms and frameworks Analytical More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Creditsafe
ETL/ELT pipelines, we ensure data accuracy, consistency, and performance across the warehouse. Leveraging Azure Data Services such as Synapse, Data Factory, and SQL Server, we provide scalable solutions that enable stakeholders to make data-driven decisions. We create clear, easy-to-read Power BI dashboards, transforming complex data … business metrics and reporting needs. Ensure data quality, consistency, and performance across the warehouse. Work with Azure Data Services (Synapse, Data Factory, Data Lake, SQL DB, etc.) to build scalable solutions. Implement data governance, security, and best practices for the warehouse. Develop and maintain documentation on data models, processes, and … Azure Data Factory, SSIS, or other data integration tools). Experience handling incremental data loads, data transformations, and data cleansing. Databases & Querying: Proficiency in SQL Server, T-SQL, and performance tuning for data warehouses. Experience working with Azure Synapse Analytics, Azure SQL DB, or similar cloud-based platforms. Microsoft Dynamics More ❯
Spring or Spring Boot, Hibernate, and web services architecture, such as SOAP and/or REST, HTML5, CSS. Experience working with relational database and SQL commands. Proven experience in exploring new technologies to develop and deliver innovative solutions. Good conceptual, analytical, mathematical skills. Very good verbal and written communication skills. More ❯
in recent C# and .NET versions (e.g. C# v9.0+ and .NET 6.0+, ideally v10.0/.NET 8.0) Proficiency in Azure cloud services (e.g. Azure SQL, Cosmos DB, Functions, Container Apps) Experience with microservices, event-driven architectures, and automated testing Familiarity with messaging systems such as Azure Service Bus, Event Grid More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
Oliver Bernard
in recent C# and .NET versions (e.g. C# v9.0+ and .NET 6.0+, ideally v10.0/.NET 8.0) Proficiency in Azure cloud services (e.g. Azure SQL, Cosmos DB, Functions, Container Apps) Experience with microservices, event-driven architectures, and automated testing Familiarity with messaging systems such as Azure Service Bus, Event Grid More ❯
in Python . At least 2 years of experience leading teams as a Lead Engineer or Technical Lead. Solid expertise in working with databases ( SQL/NoSQL ) and web frameworks (e.g., Pyramid or similar) following best practices such as clean design patterns and testing protocols. Strong problem-solving capabilities and More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
Desera | Life Sciences
in Python . At least 2 years of experience leading teams as a Lead Engineer or Technical Lead. Solid expertise in working with databases ( SQL/NoSQL ) and web frameworks (e.g., Pyramid or similar) following best practices such as clean design patterns and testing protocols. Strong problem-solving capabilities and More ❯
while working closely with our data engineering and analytics teams to ensure alignment with business needs. KEY DUTIES AND RESPONSIBILITIES Write Python scripts, optimize SQL queries, and build integrations with APIs to automate workflows and enhance data processing. Investigate and resolve technical challenges across SQL, Oracle PL/SQL, AWS … are not exhaustive and you may be requested to take on additional responsibilities deemed as reasonable by their direct line manager. SKILLS AND QUALIFICATIONS SQL & Databases: Proven experience in SQL, including query optimization, indexing, and performance tuning. Strong working knowledge of Oracle PL/SQL, including stored procedures and packages. More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
F5 Consultants
TDD, unit testing, and CI/CD practices Experience building synchronous and asynchronous microservices Knowledge of Docker, Kubernetes, cloud platforms Familiarity with Spring JPA, SQL/NoSQL databases 🌟 Benefits Receive comprehensive benefits, including private healthcare and flexible perks, in an inclusive, supportive work environment that values work–life balance. Enjoy More ❯
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Java code, along with deep expertise within Spring boot OR Quarkus/GraalVM, Hands on with Messaging Systems (Kafka, RabbitMQ, Google Pub/Sub), SQL Databases CI/CD Pipelines and Agile development: Knowledge of continuous integration and delivery tools/practices, Scrum/Kanban methods, Automated testing experience Domain More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Java code, along with deep expertise within Spring boot OR Quarkus/GraalVM, Hands on with Messaging Systems (Kafka, RabbitMQ, Google Pub/Sub), SQL Databases CI/CD Pipelines and Agile development: Knowledge of continuous integration and delivery tools/practices, Scrum/Kanban methods, Automated testing experience Domain More ❯
Senior SQL Developer – Remote | Fintech Are you a seasoned Microsoft SQL Developer ready to take ownership of high-performance, data-driven solutions in a fast-moving fintech environment? A dynamic and growing tech team is seeking an experienced SQL expert to help design, build, and optimise robust database systems powering … closely with senior technical leaders on solutions that drive integration and efficiency across the wealth management sector. What You’ll Bring: Expert-level T-SQL skills (Stored Procedures, Views, Triggers, UDFs) Deep understanding of SQL Server internals (indexes, statistics, metadata) Strong performance tuning and SQL refactoring expertise Experience with SQLMore ❯
newport, midlands, United Kingdom Hybrid / WFH Options
Sentinel
Senior SQL Developer – Remote | Fintech Are you a seasoned Microsoft SQL Developer ready to take ownership of high-performance, data-driven solutions in a fast-moving fintech environment? A dynamic and growing tech team is seeking an experienced SQL expert to help design, build, and optimise robust database systems powering … closely with senior technical leaders on solutions that drive integration and efficiency across the wealth management sector. What You’ll Bring: Expert-level T-SQL skills (Stored Procedures, Views, Triggers, UDFs) Deep understanding of SQL Server internals (indexes, statistics, metadata) Strong performance tuning and SQL refactoring expertise Experience with SQLMore ❯
datasets Ingesting and transforming data using the right file formats and tooling Collaborating with cross-functional teams to deliver impactful data solutions Tech Stack: SQL & Python Web APIs (SOAP, REST) DBT Dimensional modelling & denormalised data structures Benefits: Fully remote (UK or Ireland) 45 days annual leave (including bank holidays) Annual More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
Primis
datasets Ingesting and transforming data using the right file formats and tooling Collaborating with cross-functional teams to deliver impactful data solutions Tech Stack: SQL & Python Web APIs (SOAP, REST) DBT Dimensional modelling & denormalised data structures Benefits: Fully remote (UK or Ireland) 45 days annual leave (including bank holidays) Annual More ❯
newport, wales, United Kingdom Hybrid / WFH Options
Search Allies
4+ years of experience in Python development (Flask, Django). Strong expertise in AWS cloud environments (EC2, S3, RDS, Redshift, Athena). Experience with SQL databases (PostgreSQL, SQLAlchemy). Knowledge of ETL pipelines, API development, and front-end technologies (HTML, CSS). Experience with Infrastructure as Code tools (Terraform, Pulumi More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
Intec Select
SQL Database Administrator – Transport Manufacturing - £30-35k – Hybrid/Remote Overview: An exciting opportunity has arisen for a SQL Database Administrator to join one of the world’s leading transportation manufacturers who specialise in providing safety and securement solutions for mobility devices. They are known best for their commitment … met. Skills & Experience: Essential: Basic understanding of data engineering concepts, such as ETL processes, data pipelines, and data quality management. Hands-on experience with SQL (e.g., writing queries, basic database management). Familiarity with data tools and platforms (e.g., Python, Power BI, Tableau, or similar visualization tools). Attention to More ❯
newport, wales, United Kingdom Hybrid / WFH Options
Futures
s ability to rapidly process and exploit large volumes of data in support of operational decision-making and intelligence development. Key Tech Stack: Microsoft SQL Server Stack: SQL Server, SSIS, C#, T-SQL Python, Apache Airflow Elastic/OpenSearch (interchangeable) Experience Required: Proven ability to design, build and maintain data More ❯
newport, wales, United Kingdom Hybrid / WFH Options
Noir
.NET Developer, .NET 9, C# - Digital Download Site – Bristol (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) With operations in over 20 countries our client has fast More ❯
for a Senior Data Engineer . Leading the strategic direction of the Software Engineering Team you will have 10+ Years experience with exceptional Python, SQL and AWS component experience. Senior Data Engineer Location: Fully Remote (London Based Company) Salary: to £95,000 + Benefits Key Skills: • Experience designing and building … Experience with the following AWS technologies : Glue jobs, Athena, S3, Step functions, Lambda, RDS (Aurora Postgres), DMS, Redshift, QuickSight, Kenesis Firehose. • Expert knowledge of SQL . • Hands on experience with Kafka. • Hands on experience with Terraform. • Hands on experience of Python with a Data Analytics programming paradigm. • Experience building CI More ❯
newport, midlands, United Kingdom Hybrid / WFH Options
W Talent
for a Senior Data Engineer . Leading the strategic direction of the Software Engineering Team you will have 10+ Years experience with exceptional Python, SQL and AWS component experience. Senior Data Engineer Location: Fully Remote (London Based Company) Salary: to £95,000 + Benefits Key Skills: • Experience designing and building … Experience with the following AWS technologies : Glue jobs, Athena, S3, Step functions, Lambda, RDS (Aurora Postgres), DMS, Redshift, QuickSight, Kenesis Firehose. • Expert knowledge of SQL . • Hands on experience with Kafka. • Hands on experience with Terraform. • Hands on experience of Python with a Data Analytics programming paradigm. • Experience building CI More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
RVU Co UK
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 More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
HipHopTune Media
have past professional experience working with Power BI. Other desirable experience and attributes for this role include: Knowledge of PowerApps Knowledge of Power Automate SQL knowledge Dataverse knowledge Please note you need to be eligible to undergo the UK security clearance (SC) process to be considered for this role. For More ❯
knowledge of REST APIs, data mapping, and system integration. Scripting or coding experience in one or more of: .Net, C#, Python, or JavaScript. Strong SQL skills. Agile/Scrum delivery experience. Excellent communication and stakeholder engagement skills. Ability to produce high-quality documentation and technical specifications. Track record of delivering More ❯