1 to 25 of 30 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 ...

Role overview This role exists to own and elevate the company’s internal data and systems landscape end-to-end. The Finance/Revenue data modeller is accountable for ensuring that core operational, commercial, and finance systems: Are well-architected, integrated, and scalable. Support automation and AI-enabled … decision-grade insight for leadership. The role sits at the intersection of systems architecture and commercial insight: ~50% building, architecting, and continuously improving the data and systems stack. ~50% analysing performance, trends, and forecasts, and partnering with leadership to drive action. Reporting directly to the CFO, this ...

Business Analyst with very strong AWS (Lambda) experience **** My client is seeking to recruit a strong Business Analyst or Data Analyst (with good business analysis awareness and experience) to perform the following duties and responsibilities - Maintain and develop data stacks - Understanding development requirements - Develop and optimise ETL processes … Work extensively with AWS and Snowflake - Embed and configure BI dashboards - Ensure the maintenance of data quality, documentation and governance across platforms - Design of reporting solutions using Power BI - Define KPIs and reporting requirements - Data governance To be considered for this excellent and varied role you will need ...

HESA Student Data Specialist (Contract) Contract Length: 7 months (starting March) FTE: 0.6 FTE preferred (up to 1.0 FTE considered) Location: Fully Remote (UK-based) IR35 Status: Inside IR35 Rate: Competitive, dependent on experience The Opportunity We're looking for an experienced HESA Student Data Specialist to provide … well suited to an independent specialist balancing multiple commitments. What You'll Be Doing Owning and supporting the delivery of the HESA Student return (Data Futures) Interpreting and applying HESA Student data definitions, coding manuals, and validation rules Investigating and resolving validation errors and data quality issues ...

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 ...

maintain high-performance software used in quantitative research and trading Collaborate with quantitative researchers to productionise models and research tools Build and maintain data pipelines for large-scale market and reference data Develop backtesting, simulation, and analytics frameworks Contribute to trading, execution, and risk management systems Optimise system … best practices in software development, testing, and documentation Required Qualifications Strong programming skills in Python , C++ , or C# Solid foundations in computer science, including data structures and algorithms Experience working with large datasets and time-series data Familiarity with Linux/Unix environments and version control tools ...

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 ...

Backend Software Engineer/Developer (Go/Golang AWS) London to £80k Are you a data savvy, backend focussed Software Engineer who enjoys using a range of programming languages with exposure across the full tech stack? You could be progressing your career working on bleeding edge, Machine Learning … fraudulent call activities. As a Software Engineer you'll join a collaborative Agile team responsible for building and maintaining the critical, cloud (AWS) based data processing platform that enables real-time call risk analysis. You'll use a range of technology, with a focus on Golang, TypeScript ...

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 ...

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 Senior Software Engineer/Team 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 ...

integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven, and microservices-based backend components (e.g., Spring Boot), including APIs, market data, order/risk workflows, and real-time streaming. Build performant and accessible UIs with modular, reusable components; drive state management, data visualization …/concurrency, performance tuning. Experience designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). Strong understanding of computer science fundamentals (data structures, algorithms, concurrency, networking, OS). Proven experience in e-trading or real-time financial systems (FX highly desirable), including familiarity with market ...

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 ...

software house that is developing a highly complex network cyber security platform; the platform monitors network protocols in real-time, parses the commands and data structures to extract key metadata which is then analysed by in-house algorithms and allows customers to detect hackers, malware, data leakage ...

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 ...

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). ...

Senior JavaScript/TypeScript Engineer | Data Visualisation | 2D Graphics London | to £200,000 depending on exp. I'm hiring a Senior Engineer to work on a widely-used, open-source charting library relied on by thousands of engineers building data-intensive products. This is not a typical frontend … software (products, platforms, or libraries) Strong JavaScript and/or TypeScript fundamentals Experience with 2D graphics (Canvas, SVG, Processing, or similar) Solid grounding in data structures, algorithms, and software design Experience with at least one statically typed language Working understanding of basic linear algebra Apply in confidence. Company ...

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 … cases Technical Discovery, Feasibility & Solution Architecture Working closely with consulting counterparts, you will: Translate ambiguous insurance challenges into clear, feasible AI solutions 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 ...

from custom RTL designs to advanced compute and acceleration platforms . You’ll be involved in architecting and implementing complex systems in SystemVerilog , optimising data pipelines, and exploring new hardware technologies. The role is technical, hands-on, and focused on performance, efficiency, and robustness rather than domain knowledge … responsibilities: Design and develop FPGA and/or ASIC solutions as part of a cross-functional engineering team Implement and optimise RTL for complex data structures and processing pipelines Explore and evaluate new tools, technologies, and architectures Contribute to a fast-moving, modern hardware development environment Key requirements ...

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 ...