20 of 20 Data Structures Jobs in the City of London

Role – Data Modelling Lead Technology – Snowflake, SQL Server, PostgreSQL, Data Warehousing, Data Lake, Medallion, Data Vault, Data Fabric, Semantic modelling Location – London, UK Job Description We are seeking an experienced Data Modeler who can analyze and understand the existing customer data and analytics … models on SQL Server, and design efficient data models for Snowflake. This individual will work closely with multiple Business Analysts to gather requirements and translate them into optimized data structures, ensuring scalability and compliance with industry standards. A strong understanding of Insurance domain concepts—including Specialized Insurance ...

Data Engineer - Hybrid - London/2 or 3 days work from home Circ £55,000 - £70,000 + Excellent Benefits Package A fantastic opportunity is available for a Data Engineer that enjoys working in a fast paced and collaborative team playing work environment. Our client is a prestigious … remarkable pace and as a consequence have transformed their technical landscape with leading edge solutions. Having implemented a new MS Fabric based Data platform, the need is now to scale up and deliver data driven insights and strategies right across the business globally. The Data Engineer will ...

role you will be designing and developing complex data processing modules and reporting using Big Query and Tableau. In addition, you will also work closely with the Infrastructure/Platform Team who are responsible for architecting, and operating the core of the client's Data Analytics platform. … will: Work with both the business teams data scientists and engineers to design, build, optimise and maintain production grade data pipelines and reporting from an internal Data warehouse solution, based on GCP/Big Query Work with finance, actuaries, data scientists and engineers to understand ...

About PRODA At PRODA (www.proda.ai) we are building software to unlock the full potential of Real Estate Data no matter the asset class, language, or country of origin. Our solution leverages the latest technologies to automatically capture, standardise and quality check Real Estate data into a single, clean … source of truth. The goal is to empower real estate professionals to quickly gain actionable insights from their data and to enable the effective use of software. Despite being the biggest asset class in the world, the commercial real estate industry relies on excel & PDF “Rent Roll” documents ...

make AI useful in production. In the immediate future, your time will be split between crafting complex AI processing architectures (40%) and hands-on data/backend engineering (40%), with the rest spent doing whatever is needed to ship. As we mature, your focus will shift toward closing … loop: using real-user data to optimize the platform via online evaluation and targeted, data-driven models. What You’ll Do Architect & Engineer AI Systems: You won’t just call an API; you will build robust processing architectures that leverage off-the-shelf LLMs, RAG pipelines, and context ...

high-impact role where you’ll work closely with traders and developers to build cutting-edge, high-performance trading systems - leveraging big data and algorithmic models to analyse and predict market behaviour in real time. They’re looking for switched-on engineers who can tackle complex problems and deliver … front-office environment. Key Responsibilities Design, develop, and support pricing, eTrading, and market-making systems. Collaborate with traders, sales, and quants to deliver performant, data-driven solutions. Enhance trading algorithms, data pipelines, and market connectivity. Integrate trading systems with upstream trade execution and regulatory platforms. Work within ...

core systems that power trading and research across the firm — from corporate actions and fundamentals to index data. This is not about hoarding alternative data; it’s about creating clean, reliable, business-critical datasets that the entire firm depends on. What you’ll do Build and optimise automated data ingestion pipelines Own and improve distributed systems used firm-wide Apply statistical and algorithmic techniques to improve data quality Work closely with internal users to ship impactful improvements Operate with real ownership and autonomy in a high-stakes environment What we’re looking for 2–5 years’ experience ...

quantitative models and trading logic into robust production-ready software Develop internal tools and interfaces used directly by front-office trading teams Improve market data ingestion, exchange connectivity, and real-time data flows Contribute to distributed systems, low-latency communication, and performance tuning initiatives Take part in design … Mathematics, Physics, Engineering, or a related discipline (graduating between December 2025 and June 2026) Strong programming capability in C++ and Python Solid foundations in data structures, algorithms, and operating systems Comfortable working in Linux/Unix environments A strong focus on writing clean, efficient, and maintainable code Excellent ...

scale cutting-edge digital solutions. This is a chance to work on greenfield projects - building new, scalable products that help venues create seamless, data-driven guest experiences from the ground up. What will I be doing? Design, develop, test, and maintain high-performance backend systems supporting real-time hospitality … features throughout the software development lifecycle - from technical design through to deployment and ongoing optimisation. Collaborate with cross-functional teams including product, design, and data science to deliver innovative, customer-focused solutions. Work with modern technologies such as Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable ...

scale cutting-edge digital solutions. This is a chance to work on greenfield projects - building new, scalable products that help venues create seamless, data-driven guest experiences from the ground up. What will I be doing? Design, develop, test, and maintain high-performance backend systems supporting real-time hospitality … features throughout the software development lifecycle - from technical design through to deployment and ongoing optimisation. Collaborate with cross-functional teams including product, design, and data science to deliver innovative, customer-focused solutions. Work with modern technologies such as Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable ...

team leadership skills looking for a new opportunity? You could be progressing your career in a senior, hands-on role at a global market data provider. As a C++ Developer/Technical Lead you will head-up an Agile team (5 engineers) focussed on building and maintaining Exchange Connectivity … software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. ...

lead the design and delivery of next-generation digital solutions. This is an opportunity to shape greenfield projects from the ground up - architecting scalable, data-driven systems that empower venues to deliver seamless guest experiences and drive long-term innovation. What will I be doing? Lead the technical vision … Elasticsearch. Mentor and guide engineers at all levels, fostering a culture of technical excellence and continuous improvement. Collaborate with cross-functional teams - including product, data, and design - to deliver innovative solutions that directly impact customer success. Evaluate and implement emerging technologies that enhance system performance and developer productivity. Take ...

lead the design and delivery of next-generation digital solutions. This is an opportunity to shape greenfield projects from the ground up - architecting scalable, data-driven systems that empower venues to deliver seamless guest experiences and drive long-term innovation. What will I be doing? Lead the technical vision … Elasticsearch. Mentor and guide engineers at all levels, fostering a culture of technical excellence and continuous improvement. Collaborate with cross-functional teams - including product, data, and design - to deliver innovative solutions that directly impact customer success. Evaluate and implement emerging technologies that enhance system performance and developer productivity. Take ...

technical presentations. Proactively identify areas for improvement in processes and tooling within Agile workflows. Apply best practices in object-oriented design, SOLID principles, and data structures. Tech Stack: Python, FastAPI, Django AWS, Kubernetes, Helm, Terraform PostgreSQL, OpenSearch GitHub Required Experience & Skills: Strong experience building backend services in Python … framework). Solid understanding of databases, OO design, data structures, and SOLID principles. Analytical mindset with strong problem-solving skills and process improvement focus. Excellent collaboration and communication skills to work with peers and business stakeholders. Experience with cloud infrastructure and containerized environments (AWS, Kubernetes, Helm, Terraform). ...

Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline Apply ...

based systems over policy wordings, endorsements, claims files, loss runs, underwriting guidelines and regulatory documentation Semantic layers, ontologies and knowledge models aligned to insurance data structures, coverage logic and risk taxonomies Integrations with core insurance platforms (claims systems, PAS, underwriting workbenches), data warehouses and third-party providers … pods. Technical Discovery, Feasibility & Solution Architecture Working closely with consulting counterparts, you will: Translate ambiguous insurance challenges into clear, feasible AI architectures Assess client data maturity, policy document quality, legacy platforms and security constraints Shape use cases across claims leakage reduction, underwriting efficiency, fraud detection and compliance automation Work ...

trading capabilities. Take end‐to‐end ownership of projects, from design through to deployment and iteration. What you bring Strong software engineering fundamentals: algorithms, data structures, architecture. Commercial experience in C# and/or Python, ideally on complex, high‐performance systems. Interest in quantitative finance and how engineering ...

coding, across backend, frontend, and infrastructure. Design scalable systems and technical architecture for rapidly evolving AI products. Collaborate with cross-functional teams — product, design, data, and AI — to ship impactful features. Explore and integrate the latest advancements in large language models and generative AI. Help build a strong, values … should have Experience leading or mentoring software engineers. Solid background across the full stack (Ruby, Go, Python, Typescript) Strong grasp of system design, data structures, and scalable architectures. Familiarity with cloud platforms (e.g. GCP, AWS) and AI tooling. A product-focused mindset and passion for solving real-world ...

skills in Java, JavaScript or Python Open Telemetry experience Must have Core Java/Python Must have experience as an SRE knowledge of Python Data Structures Strong knowledge of deploy and release services, automation and troubleshooting Experience of utilising tools and technology across the software development lifecycle Experience … using data to drive decisions, priority and root cause analysis programming experience Kubernetes and Docker Deploy and release services experience Experience with Greenfield projects ideally 6+ years relevant experience Grafana/Prometheus ideal Strong communication skills with the ability to proactively engage with a wide range of stakeholders ...

technical escalation point for complex incidents, investigating issues at application, database, and integration level before engaging vendors. Use SQL to interrogate data, validate incidents, confirm fixes, and support root cause analysis. Coordinate incident, problem, and change activities across internal teams and third-party suppliers, ensuring accountability through to resolution. … environment. Strong understanding of policy and claims systems and how they operate at system level. Practical experience using SQL to support application troubleshooting and data validation. Experience working with offshore or third-party vendors in an application support or service ownership capacity. Familiarity with release management, incident management ...