13 of 13 SQL Optimisation Jobs in London

risk management solutions for prestigious asset management firms. Public Sector: We're trusted by multiple UK government departments and public sector organisations to deliver predictive maintenance systems, supply chain optimisation, and process automation. SaaS, Manufacturing & More : From innovative SaaS providers to global manufacturing leaders, our cross-industry expertise ensures we bring diverse perspectives to complex challenges. We're seeking … Love QuantSpark Work That Matters: Lead high-impact analytics projects across diverse sectors-from building predictive models that help private equity firms identify value creation opportunities to creating inventory optimisation algorithms for household-name retailers.Tackle Exciting Challenges: Design and implement technically sophisticated solutions such as real-time analytics platforms for FTSE 100 companies, automated risk assessment systems for asset … monitoring, and documentation standards that ensure our solutions are production-ready and maintainable. Mentor Rising Talent: Guide junior analytics engineers and data scientists, sharing your expertise in pipeline design, SQL optimisation, and Python development. You'll help build the next generation of analytics engineering talent at QuantSpark. Shape Client Solutions: Work directly with clients to understand their business More ❯

risk management solutions for prestigious asset management firms. Public Sector: We're trusted by multiple UK government departments and public sector organisations to deliver predictive maintenance systems, supply chain optimisation, and process automation. SaaS, Manufacturing & More : From innovative SaaS providers to global manufacturing leaders, our cross-industry expertise ensures we bring diverse perspectives to complex challenges. We're seeking … Love QuantSpark Work That Matters: Lead high-impact analytics projects across diverse sectors-from building predictive models that help private equity firms identify value creation opportunities to creating inventory optimisation algorithms for household-name retailers.Tackle Exciting Challenges: Design and implement technically sophisticated solutions such as real-time analytics platforms for FTSE 100 companies, automated risk assessment systems for asset … monitoring, and documentation standards that ensure our solutions are production-ready and maintainable. Mentor Rising Talent: Guide junior analytics engineers and data scientists, sharing your expertise in pipeline design, SQL optimisation, and Python development. You'll help build the next generation of analytics engineering talent at QuantSpark. Shape Client Solutions: Work directly with clients to understand their business More ❯

track record of delivering scalable and secure applications. Experience working with cloud-based environments, particularly AWS. Familiarity with performance optimization and debugging tools. Knowledge of database design principles and SQL optimization. Engineering Mindset Ability to understand and consider the broader business context and long-term implications of technical decisions. Willingness to take ownership, innovate, and proactively seek opportunities to More ❯

Python frameworks such as Dash building Python based REST servers using frameworks such as Fast API writing Docker files, configuring Gitlab CICD pipelines, deploying to Kubernetes designing and optimising SQL Data bases such as MSSQL or Postgres Experience of working in a financial institution on trading/risk or middle office desks possibly with exposure to: Value at risk More ❯

Python frameworks such as Dash building Python based REST servers using frameworks such as Fast API writing Docker files, configuring Gitlab CICD pipelines, deploying to Kubernetes designing and optimising SQL Data bases such as MSSQL or Postgres Experience of working in a financial institution on trading/risk or middle office desks possibly with exposure to: Value at risk More ❯

track record of delivering scalable and secure applications. Experience working with cloud-based environments, particularly AWS. Familiarity with performance optimization and debugging tools. Knowledge of database design principles and SQL optimization. Ability to understand and consider the broader business context and long-term implications of technical decisions. Willingness to take ownership, innovate, and proactively seek opportunities to drive impact More ❯

proven experience as a backend engineer with a focus on Power BI solutions. Strong knowledge of Power BI architecture, data modeling, DAX, and AML. Proficient in designing and optimizing SQL queries, stored procedures, and data warehouses. Hands-on experience with ETL tools and data integration processes. Familiarity with data governance, security, and compliance standards. Strong problem-solving skills and More ❯

architect high-performance solutions, implement automation, and ensure the platform scales effortlessly to support a growing global user base. What You’ll Be Doing Own the design, evolution, and optimisation of PostgreSQL schemas across all environments Lead query tuning, indexing, and capacity planning for mission-critical systems Develop secure backup, recovery, and disaster recovery procedures Explore multi-tenant and … CI/CD integrations Champion database best practices, mentor teams, and standardize tooling and automation What You’ll Bring Extensive experience managing cloud-hosted PostgreSQL at scale Proficiency in SQL optimisation, access control, and database security Experience with TimescaleDB and time-series data is a big plus Solid skills in Python, CI/CD pipelines, and automated testing More ❯

tool. What they need is someone who can translate messy data into clean, usable insights - and build out the pipelines to get there. You'll be: Writing and optimising SQL queries Transforming raw data into structured, scalable models Designing dashboards in SIGMA (or Tableau if needed) Working directly with marketers who want the data, not just reports Owning the More ❯

new changes/enhancements BASIC QUALIFICATIONS - 1+ years of data engineering experience - Experience with data modeling, warehousing and building ETL pipelines - Experience with one or more query language (e.g., SQL, PL/SQL, DDL, MDX, HiveQL, SparkSQL, Scala) - Experience with one or more scripting language (e.g., Python, KornShell) PREFERRED QUALIFICATIONS - Experience with AWS technologies like Redshift, S3, AWS … Glue, EMR, Kinesis, FireHose, Lambda, and IAM roles and permissions - Experience writing and optimizing SQL queries with large-scale, complex datasets - Experience with any ETL tool like, Informatica, ODI, SSIS, BODI, Datastage, etc. Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during More ❯

and operational metrics. Partner cross-functionally with Data Analytics and Revenue Operations teams to ensure high-quality data pipelines, enhance data accuracy, and develop self-serve reporting capabilities. Use SQL and scripting tools to extract and manipulate large datasets in support of ad hoc and recurring analyses. Collaborate on headcount planning, incentive structure evaluation, and GTM strategy assessments using … professional experience in investment banking, private equity, strategic finance, FP&A, or related fields. Strong proficiency in financial modeling, data analysis, and scenario planning. Proven experience writing and optimizing SQL queries. Demonstrated ability to work with BI tools to design and maintain automated dashboards. Ability to distill complex problems into structured frameworks and develop practical, data-backed solutions. Strong More ❯

Software Engineer/Developer (Full Stack Java Angular SQL API) London/WFH to £90k Are you full stack technologist? You could be progressing your career in a hands-on, impactful, Software Engineer role, working on a "tech for good" product that is helping to drive efficiencies for the NHS, the core product is a highly complex real-time … TypeScript). You'll design and develop scalable backend Java services and REST APIs and build responsive, user friendly interfaces using Angular (v15+) as well as writing and optimising SQL database queries. You'll input into technical discussions and decision making, as a senior member of a small team where you'll be able to influence best practice and … days. About you: You have strong Full Stack development experience including Java backend (Spring Boot) as well as modern Angular You have experience with relational databases and SQL query writing You have a strong understanding of REST APIs and real-time systems You have a strong knowledge of software engineering best practices and Agile development methodologies You're collaborative More ❯

performance. Utilise AWS services, including Kinesis and Terraform, to design and implement scalable and reliable infrastructure. Develop and maintain automated pipelines for data processing and analysis. Write and optimise SQL queries for data retrieval and manipulation. Implement distributed logging solutions to facilitate monitoring and troubleshooting. Requirements: Amazon Connect migration experience. Proven experience in DevOps, with a focus on data … EC2, S3, and IAM. Hands-on experience with Infrastructure as Code (IaC) tools such as Terraform. Familiarity with data streaming technologies, such as Kinesis. Proficiency in writing and optimising SQL queries for data analysis. Experience with distributed logging solutions and monitoring tools. Prior exposure to Blue, Athena, Genesis, and EEL pipelines is highly desirable. Consulting background preferred, with a More ❯