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 solutions. Implement and 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 solutions. Implement and More ❯
Our client a high profile deep-tech organisation, urgently require an experienced AI/Data Developer to undertake a contract assignment. In order to be successful, you will have the following experience: Extensive AI & Data Development background Experiences with Python (including data libraries such as Pandas, NumPy, and PySpark) and Apache Spark (PySpark preferred) Strong experience with … data management and processing pipelines Algorithm development and knowledge of graphs will be beneficial SC Clearance is essential Within this role, you will be responsible for: Supporting the development and delivery of AI solution to a Government customer Design, develop, and maintain data processing pipelines using Apache Spark Implement ETL/ELT workflows to extract, transform and load … large-scale datasets efficiently Develop and optimize Python-based applications for dataingestion Collaborate on development of machine learning models Ensure data quality, integrity, and performance across distributed environments Contribute to the design of data architectures, storage strategies, and processing frameworks Work with cloud data platforms (e.g., AWS, Azure, or GCP) to deploy scalable solutions 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 dataingestion 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 More ❯
