https://jobs.co.uk/job/data-engineer-apache-spark-financial-services-hays-specialist-recruitment-limited--f5ef046b-59c3-4fb6-8a8a-011cecbd682f RSS feed for Data Engineer (Apache Spark) - (Financial Services) at Hays Specialist Recruitment Limited. en-gb Mon, 27 Apr 2026 22:01:16 GMT https://jobs.co.uk/job/data-engineer-apache-spark-financial-services-hays-specialist-recruitment-limited--f5ef046b-59c3-4fb6-8a8a-011cecbd682f https://jobs.co.uk/job/data-engineer-apache-spark-financial-services-hays-specialist-recruitment-limited--f5ef046b-59c3-4fb6-8a8a-011cecbd682f Sat, 18 Apr 2026 11:51:48 GMT Location: London | Salary: 550.00-550.00 Daily | Type: Contract | Your new companyWorking for a renowned financial services organisation Your new roleWe are seeking a Data Engineer to support the replacement of a legacy ETL tool with a modern Apache Spark based data platform. This is a hands-on engineering role focused on building and supporting Spark jobs, with an emphasis on performance, reliability, and scalability.The role is focused on building nonperformance Apache Spark jobs, with a strong emphasis on performance optimisation. It is primarily Java-based, with Python strongly encouraged; experience across Java, Python, and Scala is ideal, with Java and Python being the preferred combination.The role sits within a small Agile delivery team of four engineers (two onshore and two in Shenzhen), working closely with a Senior Data Engineer. You will be responsible for development work, sprint delivery, demos, documentation, and stakeholder engagement. This position suits a mid-level engineer with strong Spark development experience rather than design, infrastructure, or management responsibilities.What you''ll need to succeedStrong hands-on experience with Apache Spark - Writing and tuning Spark jobs /PySpark development experienceStrong Java or ... Contract