Senior Data Engineer
11 days ago
Cardiff
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 resolve complex data issues, delivering long-term solutions., • Work with analytics, product, and engineering teams to support advanced analytics and machine learning initiatives. The skills you’ll need: • Extensive experience designing and building large-scale data pipelines and ETL processes., • Strong proficiency in SQL and Python., • Deep understanding of data modelling, warehousing, and performance optimisation., • Proven experience with cloud platforms (AWS, Azure, or GCP) and their data services., • Hands-on experience with big data frameworks (e.g. Apache Spark, Hadoop)., • Strong knowledge of data governance, security, and compliance., • Ability to lead technical projects and mentor junior engineers., • Excellent problem-solving skills and experience in agile environments. Desirable: Experience with streaming data (Kafka/Kinesis), Docker/Kubernetes, Terraform, CI/CD pipelines, NoSQL databases, and metadata management tools. Company Benefits: • Enhanced Parental Leave, • Generous annual leave, • Healthcare Plan, • Annual Giving Day – an extra day to give back to yourself or your community, • Cycle-to-work Scheme, • Pension scheme with employer contributions, • Life Assurance – 3x base salary, • Rewards Programme – access to discounts and cashback, • LinkedIn Learning Licence for upskilling & development Ready to Apply? Please apply with your latest CV. Know someone who’d be great for this role? We offer a referral scheme—just get in touch! Note: We do our best to respond to every application, but due to volume, we can’t always guarantee it. If you haven’t heard back within 7 days, unfortunately, you haven’t been successful this time. Keep an eye on our site for new opportunities!