1,326 to 1,350 of 4,425 SQL Jobs in London

embeddings, vector search, RAG, tool use/function calling, structured outputs, and model evaluation. Familiarity with tools or frameworks such as Git, REST APIs, SQL, Docker, LLM APIs, LangChain, LangGraph, LlamaIndex, or cloud AI services. Foundational understanding of responsible AI concepts, including data privacy, model limitations, human oversight, and safe ...

confidently articulate complex valuation mechanics to desk heads, traders, and senior risk managers. Desirable Skills Technical Skills: Hands-on experience with Python, VBA, or SQL for data analysis and automation. Languages: Fluency in a second language (French is highly desirable). SDLC Knowledge: Exposure to software development lifecycles or agile ...

just a workstream within it* Personally validate data and journey parity between SFMC and Braze, reconciling records, logic, and event data at the SQL/pipeline level, not just sign-off via a status report* Identify and fix migration-related data issues directly (mapping errors, duplicate/missing events, broken … issues directly. Duplicate events, integer overflow/ID issues, broken field mappings, integration failures rather than escalating to a data engineer* Write and maintain SQL/Python for data validation, QA scripts, and user journey debugging.* Use AI tools (LLM-based agents, scripting, internal automation) to speed up recurring MarTech ...

tuning for containerized workloads. Observability & Operations : Application instrumentation (metrics, distributed tracing, structured logging) and production support in high‐availability environments. Data & Performance : Data modeling, SQL/NoSQL databases, caching strategies, and performance optimization in latency‐sensitive systems. Security : Enterprise security patterns; authentication protocols, mutual TLS, secrets management, and certificate rotation. ...

enforce the constraints that keep agent output correct on performance-critical paths - bulk ingestion throughput, large export streaming, memory behaviour, and complex SQL - validated by scenario and load gates rather than line-by-line reading. Production Ownership & Collaboration Diagnose and resolve production data issues through agents - with deep enough functional … agent infrastructure: MCP servers and tool layers, sandboxed execution, and CI/CD adapted for agent-driven workflows. Deep enough .NET/C# and SQL reading fluency to audit generated code when quality gates flag it - schema design, query plans, streaming vs. buffering, memory behaviour. Excellent written communication: specs, scenario ...

discipline, including Python and at least one additional production language such as TypeScript or equivalent, version control, testing, CI, and maintainable code, together with SQL, API design, code review and secure coding practices. Hands-on LLM application development, covering tool use, structured outputs, retrieval and agent frameworks, including embeddings, vector ...

discipline, including Python and at least one additional production language such as TypeScript or equivalent, version control, testing, CI, and maintainable code, together with SQL, API design, code review and secure coding practices. Hands-on LLM application development, covering tool use, structured outputs, retrieval and agent frameworks, including embeddings, vector ...

Look For6+ years in solutions architecture, data engineering, technical pre-sales, or a senior hands-on technical roleStrong coding proficiency in Python and SQL — you must demonstrate live coding, debugging, and solution-building skillsDeep expertise in distributed data systems architecture: designing scalable pipelines, streaming architectures, lakehouse patterns, and cloud-native ...

6+ years in solutions architecture, data engineering, technical pre-sales, or a senior hands-on technical role Strong coding proficiency in Python and SQL - you must demonstrate live coding, debugging, and solution-building skills Deep expertise in distributed data systems architecture: designing scalable pipelines, streaming architectures, lakehouse patterns, and cloud ...

functions operate and can learn unfamiliar processes quickly You have strong Excel skills and practical experience cleaning and reconciling messy datasets You can use SQL and ideally Python or another scripting language to analyse or transform data You have worked with APIs, JSON, developer tools and automation platforms such ...

context of a broader team projectExperience with risk model lifecycle activities (development, implementation, testing) and programming in Python, R, or similar; knowledge of SQL, NoSQL, Matlab, or SAS is a strong advantageWillingness to travelLanguage fluency skills to communicate complex ideas effectively – both verbally and in writing – in English ...

containerised deployment on Kubernetes. You understand how production systems get shipped, monitored and scaled, not just written. Comfort with data at scale: SQL, and the trade-offs between different storage and search systems. Experience working with coding agents, and opinions about them, What responsible use looks like, where they earn ...

Teams or similar) and diagramming tools such as Visio, Lucid Chart or Draw.io; Possess an analytical mindset; being a confident data manipulator and presenter (SQL, Power Query/Power BI, Tableau, Qlik etc. advantageous) Experience with specialist project management or project controls & performance software in one or more ...

ASP.NET Developer – FintechTech: C# .net, Azure, SQL, Team City, GIT, TFS Challenge: Greenfield Trading platform, API development, industry specific challenges Firm: Well-known Insurtech software business, London, 10 man flat Dev Team Salary: 65,000Quant is urgently looking for an ASP.NET MVC Developer to join our high profile client. Current … using MVVM ASP.NET MVC HTML5/CSS Some JavaScript/jQuery and related client-side frameworks, e.g. Angular, Web Services/WCF/NHibernate SQL Server/T-SQL Experience in a variety of software development approaches and methodologies including Agile SCRUM and Waterfall Experience The successful individual will join ...

about query performance and you back them up with measurement. 3–5 years of experience in data engineering or backend infrastructure. Deep proficiency in SQL and experience with multiple database engines ( PostgreSQL, ClickHouse, BigQuery, MySQL ). Experience building database connectors or integration layers . Strong Python skills for scripting, tooling ...

Требования: Strong hands-on experience in ETL development, data transformation, and end-to-end pipeline workflows Experience creating structured datasets and analytics outputs Strong SQL, database querying, joins, and large-scale data modelling skills Experience with data warehousing and dataset integration Experience integrating multiple enterprise data sources, including APIs ...

oversee analytical approaches for major transformation and optimisation initiatives. Translate complex business challenges into structured analytical solutions and actionable recommendations. Drive best practice across SQL development, reporting, analytics, and data governance. Champion self-service reporting and scalable data solutions to improve business efficiency. Work closely with senior stakeholders to influence … Strong experience leading a Data, Analytics, or Insights team within a commercial environment. Proven people management experience, including mentoring, coaching, and developing analysts. Advanced SQL skills and the ability to work confidently with large, complex datasets. Experience with modern cloud data platforms such as BigQuery, Snowflake, Redshift, or similar. Strong ...

clear, engaging visual narratives across interactive, static, and animated formats. Validate and query complex data: Independently analyze, manipulate, and validate multi-layered datasets using SQL and Python, standing behind published analysis with complete accuracy. Prototype cutting-edge interactive tools: Build modern interactive data experiences using contemporary web technologies (JavaScript/… data journalism, information design, visual storytelling, or a closely related quantitative field. Proven ability to independently query, interrogate, and validate complex datasets (using SQL, Python, or similar tools) and defend published insights confidently. Strong spatial analysis skills and proficiency with GIS technologies to analyse location-based data and spatial relationships. ...

analytical problems, break them into practical tasks, and recommend approaches that balance analytical quality, effort, and time. Analyze data from multiple sources using SQL and Python, R, or a similar language; create reliable datasets, reusable code, and basic data pipelines or workflows. Develop data-driven insights and recommendations that support … master’s degree in mathematics, statistics, computer science, or a related technical field; or Equivalent related professional experience. You have demonstrated experience using SQL and Python, R, or a similar programming language to analyze, structure, transform, and visualize large datasets. You efficiently leverage AI to speed-up delivery, automate ...

EMEA market realities in global discussions and help senior sales leaders make better-informed decisions. You will need to move confidently between hands-on SQL analysis and leadership-level influence. The strongest candidates will combine structured problem-solving with the communication skills to challenge assumptions, explain trade-offs and build … bring Six or more years' experience in strategy and operations, management consulting, corporate strategy, a quantitative field or a comparable technology business. Strong SQL skills and experience working with large or complex datasets. A track record of converting analysis into practical commercial recommendations. Confidence communicating with and influencing senior stakeholders. ...

questions as analytical problems, break them into practical tasks, and recommend approaches that balance analytical quality, effort, and time.Analyze data from multiple sources using SQL and Python, R, or a similar language; create reliable datasets, reusable code, and basic data pipelines or workflows.Develop data-driven insights and recommendations that support … master’s degree in mathematics, statistics, computer science, or a related technical field; or Equivalent related professional experience.You have demonstrated experience using SQL and Python, R, or a similar programming language to analyze, structure, transform, and visualize large datasets.You efficiently leverage AI to speed-up delivery, automate and add depth ...

analytical problems, break them into practical tasks, and recommend approaches that balance analytical quality, effort, and time. Analyze data from multiple sources using SQL and Python, R, or a similar language; create reliable datasets, reusable code, and basic data pipelines or workflows. Develop data-driven insights and recommendations that support … master's degree in mathematics, statistics, computer science, or a related technical field; or Equivalent related professional experience. You have demonstrated experience using SQL and Python, R, or a similar programming language to analyze, structure, transform, and visualize large datasets. You efficiently leverage AI to speed-up delivery, automate ...

clear, actionable recommendations that enable clients to make improved business decisions and enhance profitability. Technical Expertise: Employing data mining tools and programming languages (Python & SQL) to prepare and analyse data for critical business decision-making. Solution Development: Collaborating to design and deliver robust analytical and commercial solutions for both internal … aptitude and a proactive approach: A relevant numerical degree, achieving a 2:1 or higher. Proven experience in programming languages such as Python and SQL, ideally applied within a credit risk environment. An innovative mindset, coupled with meticulous attention to detail. Excellent written and verbal communication skills, with the ability ...

function. Experience executing full-cycle FP&A functions including budgeting, forecasting, variance analysis, and modeling within a multinational company setting. Experience in data analytics, SQL, and dashboards. Preferred qualifications Experience partnering with, influencing, and presenting to executive commercial leadership (Director and VP level), with the ability to balance advocate … critical Quarterly Business Review finance inputs to guide commercial execution and strategic investment trade-offs. Own the cluster's financial reporting architecture by leveraging SQL and Google sales platforms to build and scale robust pipelines and dashboards. Leverage Generative AI tools, Python, and advanced SQL to automate recurring workflows, eliminate ...

drive smarter decision-making across AXA Insurance.Key responsibilities:Assist in building and maintaining reliable data pipelines to integrate data from various sources. Write simple SQL and Python scripts to support data extraction, transformation and loading processes.Perform data quality checks in implementing data solutions and following best practices.Participate in code reviews … equivalent experience gained through an apprenticeship, internship, or relevant coursework and self-directed projects.Python skills suitable for data processing or scripting tasks.Fundamental knowledge of SQL for querying and manipulating data effectively.Genuine interest in data engineering with a proactive willingness to learn technical concepts.Familiarity with structured data formats and relational databases.Strong ...