9 of 9 ETL Jobs in Hertfordshire

. Advanced expertise in Power BI (DAX, data modeling, custom visuals, row-level security). Advanced knowledge of Excel (Power Query, PivotTables, VBA/macros preferred). Experience with ETL processes, data integration, and cleansing. Strong analytical and problem-solving skills with attention to detail. Ability to manage multiple projects and meet deadlines in a fast-paced environment. Excellent communication More ❯

internal customers. What we're looking for from you: SQL technologies skills (e.g. MS SQL, Oracle...) noSQL technologies skills (e.g. MongoDB, InfluxDB, Neo4J...) Data exchange and processing skills (e.g. ETL, ESB, API...) Development (e.g. Python) skills Big data technologies knowledge (e.g. Hadoop stack) Knowledge in NLP (Natural Language Processing) Knowledge in OCR (Object Character Recognition) Knowledge in Generative AI (Artificial More ❯

internal customers. What we're looking for from you: SQL technologies skills (e.g. MS SQL, Oracle...) noSQL technologies skills (e.g. MongoDB, InfluxDB, Neo4J...) Data exchange and processing skills (e.g. ETL, ESB, API...) Development (e.g. Python) skills Big data technologies knowledge (e.g. Hadoop stack) Knowledge in NLP (Natural Language Processing) Knowledge in OCR (Object Character Recognition) Knowledge in Generative AI (Artificial More ❯

of cloud services and architectures in AWS/Azure Familiarity with API design and management , REST/SOAP , and event-driven architectures Hands-on experience with Python, JavaScript, or ETL/data transformati on tools Knowledge of SaaS platforms such as Salesforce, ServiceNow, SAP, or Pega Awareness of DevOps, CI/CD, and version control (Git, Azure DevOps, etc.) Excellent More ❯

technologies Supporting internal customers across multiple teams and functions ?? What You'll Bring Experience with SQL & NoSQL databases (e.g. MS SQL, MongoDB, Neo4J) Python skills for scripting and automation ETL and data exchange experience (e.g. APIs, ESB tools) Knowledge of Big Data (e.g. Hadoop) Curiosity about AI, particularly NLP, OCR or Generative AI ?? Bonus Points For Docker/containerisation experience More ❯

Cognos BI Analytics BI methodologies, best practices on BI architecture Cognos Framework Manager and data module - metadata-modelling(CQM and DQM) Desired skills : some understanding of data warehouse and ETL processes using SSIS, OLAP and tabular cubes using SSAS using MDX and DAX for reporting off cubes as the source using DevOps for version control and deployment some understanding of More ❯

ll Be Doing: Lead and mentor a small team of QA engineers across data and BI testing projects. Define and deliver the overall BI QA strategy, embedding quality throughout ETL pipelines, data models, and reporting layers. Design and implement test frameworks covering data accuracy, governance, and performance. Drive the introduction of automation tools and integrate them into CI/CD … align QA priorities with wider delivery goals. Track quality metrics and introduce continuous improvements to QA practices. Main Skills Needed: Proven experience in BI and data platform testing, including ETL, data warehouse, and reporting validation. Strong hands-on knowledge of AWS data tools (Glue, Redshift, Athena, EMR, Lambda). Confident with Power BI, SQL, Python/PySpark, and QA automation More ❯

practices, ensuring performance, security, and operational readiness. Mentoring and coaching team members, helping them to grow and deliver to a high standard. Working closely with architects on data pipelines (ETL/ELT) and distributed data frameworks. Driving technical proposals, advising on effort estimates, and contributing to pre-sales activities. Taking responsibility for testing, integration, and operational delivery. Guiding your team … on data-intensive projects. Strong programming skills in Java, Scala, or Python. Proficiency in SQL (including extensions for analytical workloads). Deep knowledge of distributed data stores, frameworks, and ETL/ELT platforms (e.g. Azure Databricks, Informatica). Experience applying design standards, coding best practices, and operational readiness (automation, deployment). Ability to clearly communicate technical concepts both verbally and More ❯

Data Engineer , ideally 4+ years in a similar role. Strong proficiency with SQL , Amazon Redshift , and preferably MySQL and QuickSight . Experience with AWS Glue , Python scripting , and building ETL/ELT data processes. Salary & Benefits £85,000 per annum plus excellent benefits. Generous holiday allowance, pension scheme, professional development support, and wellbeing initiatives. Opportunity to work in a collaborative … How to Apply To apply, please send your CV in strict confidence to Kate Morgan at CV Screen Ltd . Alternate Job Titles Business Intelligence Engineer Data & Reporting Developer ETL Developer BI Analyst CV Screen Ltd acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept More ❯