13 of 13 Data Engineer Jobs in South Wales

Data Engineer | Hybrid | Pontypridd IntaPeople are proud and excited to be appointed to recruit an experienced Data Engineer for a Welsh-based not-for-profit sector client on an exclusive growth project. This is a very exciting opportunity to join their fast-growing Data/IT function in this newly created position. You will be … joining the data team as one of the first employees in this area of the business which will work with external partners to build out the organisations data capability offering. As a Senior Data Engineer, you will be responsible for designing, building, and maintaining robust, scalable, and secure data pipelines and platform that enable them … to make data -driven decisions. In this newly created role youll work closely with the Head of Data Engineering to grow out this data function with the recruitment of further data engineering colleagues. You will also get the opportunity to progress into a leadership role if this suited the individuals desires and capabilities. Youll be exposed More ❯

Data Engineer – Cardiff/Hybrid – £40,000 - £50,000 + benefits Yolk Recruitment are excited to be working with a global technology business that’s continuing to expand its data capability and invest in modern cloud solutions. Known for their collaborative culture and commitment to innovation, they’re offering an excellent opportunity for a Data Engineer to make a real impact. We’re looking for a Data Engineer to help design, build, and maintain scalable data pipelines and systems that power analytics and business intelligence across the organisation. You’ll play a key role in ensuring data is accurate, accessible, and high-quality — driving data-led decision making at every … level. What you’ll be doing: Design, build, and maintain scalable data pipelines and ETL processes to support analytics and operations. Develop and optimise data models and storage solutions for performance and reliability. Ensure data quality, integrity, and security throughout the data lifecycle. Collaborate with data scientists, analysts, and engineers to deliver effective data More ❯

Data Engineer - Cardiff/Hybrid - £45,000 - £50,000 + benefits Yolk Recruitment are excited to be working with a global technology business that's continuing to expand its data capability and invest in modern cloud solutions. Known for their collaborative culture and commitment to innovation, they're offering an excellent opportunity for a Data Engineer to make a real impact. We're looking for a Data Engineer to help design, build, and maintain scalable data pipelines and systems that power analytics and business intelligence across the organisation. You'll play a key role in ensuring data is accurate, accessible, and high-quality - driving data-led decision making at every … level. What you'll be doing: Design, build, and maintain scalable data pipelines and ETL processes to support analytics and operations. Develop and optimise data models and storage solutions for performance and reliability. Ensure data quality, integrity, and security throughout the data lifecycle. Collaborate with data scientists, analysts, and engineers to deliver effective data More ❯

Senior Data Engineer – Cardiff/Hybrid – £65,000 - £75,000 + benefits Yolk Recruitment are proud to be supporting a leading global business investing heavily in its data and analytics capabilities. They’re looking for a Senior Data Engineer to help shape the next generation of their data platform — leading technical design, mentoring others … and driving best practice. This is a great opportunity for an experienced data professional who enjoys solving complex challenges, optimising large-scale systems, and influencing strategy within a collaborative, forward-thinking team. What you’ll be doing: Lead the design and implementation of scalable, high-performance data architectures and pipelines. Define and enforce best practices for data engineering, including coding standards, testing, and documentation. Mentor and guide engineers, fostering collaboration and technical excellence. Translate complex business requirements into reliable, well-structured data solutions. Optimise data workflows for performance, reliability, and cost efficiency. Drive adoption of modern data tools and technologies across the organisation. Ensure robust data governance, security, and compliance. Troubleshoot and More ❯

Senior Data Engineer - Cardiff/Hybrid - £65,000 - £75,000 + benefits Yolk Recruitment are proud to be supporting a leading global business investing heavily in its data and analytics capabilities. They're looking for a Senior Data Engineer to help shape the next generation of their data platform - leading technical design, mentoring others … and driving best practice. This is a great opportunity for an experienced data professional who enjoys solving complex challenges, optimising large-scale systems, and influencing strategy within a collaborative, forward-thinking team. What you'll be doing: Lead the design and implementation of scalable, high-performance data architectures and pipelines. Define and enforce best practices for data engineering, including coding standards, testing, and documentation. Mentor and guide engineers, fostering collaboration and technical excellence. Translate complex business requirements into reliable, well-structured data solutions. Optimise data workflows for performance, reliability, and cost efficiency. Drive adoption of modern data tools and technologies across the organisation. Ensure robust data governance, security, and compliance. Troubleshoot and More ❯

Data Cabling Engineer – Cardiff 4 Week Rolling Contract – Outside IR35 – £180 – £220 p/d We’re seeking an experienced Data Cabling Engineer to join a IT Services team. You’ll have proven skills in copper (Cat5e–Cat7) and fibre optic cabling, with hands-on experience in installation, termination, testing, and certification. The client has multiple … installations. Expertise in structured cabling and fibre networks is essential, while experience with fusion splicing and the Fluke DSX-8000 CableAnalyzer will be a strong advantage. Responsibilities of the Data Cabling Engineer: Install, terminate, and test structured cabling systems (Cat5e, Cat6, Cat6a, Cat7). Route, install, and manage fibre optic cabling (singlemode and multimode). Perform fusion splicing … ECS, IPAF, PASMA). Conduct site surveys and support cabling design and route planning. Collaborate effectively with project managers, site supervisors, and client stakeholders. Work across diverse environments, including data centres, offices, and industrial sites. Requirements of the Data Cabling Engineer: Must have proven experience in structured cabling installation (Cat5e–Cat7). Hands-on experience with fibre More ❯

Job Title: Data Quality Engineer Work Location: Cardiff, UK (Twice a month) The Role: Data Quality Engineer Responsibilities: As part of a multi-discipline team challenged with building a cloud data platform, you will be responsible for ensuring the quality of the services and applications we are developing. This will include: Defining tools and frameworks … in all cadence ceremonies. Keeping skills up to date by following advancements in testing and test automation. Your Profile Essential Skills/Knowledge/Experience: Hands-on experience with Data Testing either with Python or Pyspark. Strong hands-on experience with Python Deep understanding of data test concepts, primarily inclined towards ETL. Hands-on with ETL/DWH … and clients. Experience managing a mid-size team of QAs across multiple products. Ability to accomplish quality assurance objectives by monitoring, reviewing, and enforcing policies and procedures. Analyze production data to identify areas of growth. Excellent data analysis and review skills. Experience working in an agile environment and knowledge of QA's role in agile ceremonies. Knowledge of More ❯

Role Title: Data Engineer Duration: 6 month contract Location: Telford, 2/3 days per week onsite Rate: up to £483 p/d Umbrella inside IR35 Clearance required: Active SC is Desired but SC Eligible will be considered (you must not have been out of the country for more than 28 consecutive days in the past More ❯

tcs.com or call TCS London Office number 02031552100/+44 204 520 2575 with the subject line: Application Support Request . Are you looking to leverage your skills in data analytics and automation frameworks? We have a great opportunity for you - Data Quality Engineer! Careers at TCS: It means more TCS is a purpose-led transformation company … biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership. Ensure data reliability that global businesses can trust. Build scalable platforms that empower smarter decisions. Drive continuous improvement that shapes real-world impact. The Role As a Data Quality Engineer , you will play a vital role in ensuring the reliability and excellence of cloud-based data platforms by developing and maintaining robust test automation frameworks. Working collaboratively with a cross-functional team, you will drive best practices in testing and contribute to continuous improvement initiatives throughout the development lifecycle. Your responsibilities: Defining tools and frameworks to develop and More ❯

tcs.com or call TCS London Office number 02031552100/+44 204 520 2575 with the subject line: “Application Support Request”. Are you looking to leverage your skills in data analytics and automation frameworks? We have a great opportunity for you - Data Quality Engineer! Careers at TCS: It means more TCS is a purpose-led transformation company … biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership. Ensure data reliability that global businesses can trust. Build scalable platforms that empower smarter decisions. Drive continuous improvement that shapes real-world impact. The Role As a Data Quality Engineer , you will play a vital role in ensuring the reliability and excellence of cloud-based data platforms by developing and maintaining robust test automation frameworks. Working collaboratively with a cross-functional team, you will drive best practices in testing and contribute to continuous improvement initiatives throughout the development lifecycle. Your responsibilities: Defining tools and frameworks to develop and More ❯

tcs.com or call TCS London Office number 02031552100/+44 204 520 2575 with the subject line: “Application Support Request”. Are you looking to leverage your skills in data analytics and automation frameworks? We have a great opportunity for you - Data Quality Engineer! Careers at TCS: It means more TCS is a purpose-led transformation company … biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership. Ensure data reliability that global businesses can trust. Build scalable platforms that empower smarter decisions. Drive continuous improvement that shapes real-world impact. The Role As a Data Quality Engineer , you will play a vital role in ensuring the reliability and excellence of cloud-based data platforms by developing and maintaining robust test automation frameworks. Working collaboratively with a cross-functional team, you will drive best practices in testing and contribute to continuous improvement initiatives throughout the development lifecycle. Your responsibilities: Defining tools and frameworks to develop and More ❯

Senior Data & ML Engineer ?? Cardiff/London ?? £90,000 - £100,000 DOE What You'll Do: Take the lead on building and scaling large-scale web scraping and data ingestion systems that form the core of an AI-driven product suite used by major enterprise clients. From crawling hundreds of dynamic sources to powering downstream LLM features … your work will be the foundation of everything the platform delivers. You'll own projects end-to-end - designing data pipelines, integrating with vector databases, and deploying intelligent features using Retrieval-Augmented Generation (RAG) and fine-tuned LLMs. What You'll Bring: Deep hands-on experience with web scraping tools and frameworks (Scrapy, Playwright, Puppeteer, etc.) 5+ years in … data engineering, ML engineering, or similar technical roles Strong Python skills and comfort working across complex ingestion workflows Experience managing NoSQL and vector databases at scale (MongoDB, Weaviate, Pinecone, etc.) Solid understanding of modern data pipeline tools (Airflow, Prefect, Dagster) Practical experience with LLM development, embeddings, and RAG architectures Familiarity with distributed systems and cloud platforms (AWS, GCP More ❯

Job Title: Structured Cabling Engineer – Bristol Company: Digital Waffle Ltd Location: Bristol, UK Rate: £220 per day Contract Type: Contract/Temporary Job Description: Digital Waffle Ltd is seeking a skilled Structured Cabling Engineer for a project in Bristol. You will be responsible for the installation, termination, testing, and commissioning of structured copper and fibre cabling systems in … drawings and schematics. Familiarity with tools such as Fluke testers and OTDRs. Relevant certifications preferred (BICSI, CSCS, CompTIA Network+, CCNA). Strong teamwork and communication skills. Desirable: Experience in data centres, high-security, or high-performance network environments. More ❯