25 of 25 Data Structures Jobs in the City of London

Data and BI Analyst London Up to £56,000 This is an opportunity to join a data-driven organisation where your work will directly shape how key decisions are made. You will play a central role in transforming complex data into clear, actionable insights, working across multiple … teams to improve reporting, governance, and data quality. The Company They are a well-established organisation with a strong focus on data as a strategic asset. Their Data and Analytics function is at the core of business performance, supporting a wide range of stakeholders with critical insights. ...

About our Team: LexisNexis is a data and analytics company with 10,500 colleagues serving customers in more than 150 countries. We’re one of the largest information and analytics companies on the planet. We design solutions that help our customers increase productivity, improve decision-making and outcomes … more successful. About the role: The senior data analyst consults with internal stakeholders to clarify business problems, gather requirements, and collect, analyze, and interpret data to support data-driven decisions. This role develops advanced insights and recommendations within their domain and uses analytics tools to curate data ...

exciting opportunity in London is looking for a Director, Data Operations/BI, supporting a global data and reporting centre within a complex, multi‐market organisation. • Based in London • Permanent role • Start date: May 2026 • Up to £80k per annum The Job As the Director, Data Operations …/BI , your responsibilities will include: Owning the end‐to‐end delivery of enterprise‐level data and taxonomy solutions, powering internal reporting and decision‐making Acting as a senior member, defining and enforcing global data governance, taxonomy, and reporting standards Leading engagement with multiple global and local markets ...

Role: Data Architect (Arch Insurance) Job Type: Contract London, UK (2days Onsite) Responsibilities • Develop and maintain conceptual and logical data models across the Polarisprogramme, with a focus on underwriting and platform domains • Ensure alignment to London Market data standards , minimising divergenceacross parallel workstreams • Collaborate with solution/… Data architects, data engineers, and businessstakeholders to define consistent data structures and definitions • Provide hands-on guidance to delivery teams to ensure data models areimplemented consistently across platforms • Contribute to data architecture governance , ensuring alignment with enterprisestandards and architecture principles • Identify and resolve potential ...

company building the digital decision infrastructure of the construction industry. As a corporate member of the World Wide Web Consortium — W3C, Depixen develops Linked Data architectures, domain-specific taxonomies, ontologies, RDF-based data structures, and knowledge graph infrastructures for construction, architecture, and building products. We work with … fragmented and highly contextual industry data: product catalogues, technical documents, standards, materials, suppliers, projects, events, images, and user interactions. About the Role We are looking for a Senior Data Scientist to help build intelligent data systems for classification, enrichment, entity resolution, semantic search, recommendation, and knowledge graph ...

Machine Learning Engineer? Commercially minded with good business acumen alongside technical ability? Hold a Bachelor’s or Master’s degree in Computer Science, Data Science or AI/ML Engineering? Proven experience with Azure Databricks and other Azure services such as Azure ML and AI Foundry? Legal Sector Experience … Leading International Law Firm) both have an urgent requirement to appoint an experienced AI & Machine Learning Engineer to join their friendly and supportive Data Science team based at their prestigious offices based in Central London. The AI & Machine Learning Engineer will be responsible for designing, deploying, managing, and optimising ...

digital decision infrastructure of the construction industry. As a corporate member of the World Wide Web Consortium — W3C , Depixen develops W3C-compliant Linked Data architectures , domain-specific ontologies , taxonomy models , RDF-based data structures , and knowledge graph infrastructures for the construction sector. Through its AI projects with … Europe, and the Far East. Computer vision is one of the critical perception layers of this infrastructure. In construction, architecture, and building products, visual data is not merely unstructured; it is deeply contextual. Product images, technical documents, drawings, site photos, spatial data, material surfaces, and building elements must ...

Title: Technical Consultant Remote £35,000 We are seeking an analytical and detail-oriented Data & Reporting Analyst with strong SQL and technical consulting skills to support and enhance our finance and accounting software solutions for small to medium-sized businesses. This role combines data analysis, reporting, and client … facing technical support to deliver accurate insights and system improvements. Key Responsibilities: Write and optimise SQL queries to extract, analyse, and manipulate financial data Design, build, and maintain reports and data outputs for business users Analyse financial and operational data to provide meaningful insights to clients Support ...

infrastructure, and intelligent pipelines that handle thousands of concurrent operations. Design and implement core backend systems including APIs, databases, event processing, and real-time data pipelines that support the product. Collaborate with frontend engineers and product leadership to translate customer needs into technical architecture and implementation. Own reliability … feedback from real users, and continuously improve what you build. Work on systems at scale : Build the dialer infrastructure, agent systems, intelligence pipelines, and data processing engines that only a few companies have needed to construct. What we're looking for Strong technical foundation : You've built complex systems ...

adoption of AI-powered technologies. As part of this initiative, we are seeking an experienced Business Analyst to assess current processes, systems, and data structures, helping the business understand what changes are required before AI agents can be successfully introduced into day-to-day operations. This … Doing Analyse and document current reservations and front office processes Map end-to-end workflows across customer interactions and operational activities Assess existing data structures and identify gaps that may impact future AI initiatives Engage with business and technology stakeholders to gather requirements and understand operational challenges Identify ...

testing, and rollouts Collaborate with the People team to identify system improvements and implement configuration changes Develop and maintain reports and dashboards to support data-driven decision-making Support cyclical HR projects such as Gender Pay Gap, annual regrading, and appraisal processes Troubleshoot system issues and provide timely resolution … escalation Ensure data integrity and compliance with data protection regulations Assist in rollout of new HR technologies and digital initiatives Provide training and support to HR users and stakeholders on system functionality Maintain global intranet content relating to people systems Build relationships with external suppliers and raise support ...

after London location is seeking to hire a technical and analytical People Systems Analyst. This role offers a great opportunity to deepen experience in data and insights while gaining broader exposure to systems configuration, workflow improvements, and project support. Salary to £50,000 Hybrid working – 3 days office/… internal stakeholders Collaborate with the People team to identify system improvements and implement configuration changes Develop and maintain reports and dashboards to support data-driven decision-making across HR and the wider business Support cyclical HR projects such as Gender Pay Gap, annual fee earner regrading, and appraisal processes ...

multiple international markets. Youll drive product strategy, roadmap planning, user research, stakeholder engagement, platform optimisation, analytics capability, and feature delivery while collaborating with business, data, and technical teams. Youll combine strategic thinking with hands-on execution to deliver an exceptional user experience and build a world-class digital product. … knowledge, and business goals Translate business and user requirements into well-defined epics, user stories, and acceptance criteria Lead prioritisation conversations with Sales and Data teams, balancing user needs against business value and technical feasibility Oversee feature development end-to-end from discovery through to UAT and release working ...

Backend Software Engineer/Developer (Python FastAPI SQL Databricks) London to £95k Are you a data centric Backend Software Engineer with strong Python, SQL and FastAPI skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that … developing a complex SaaS calculation platform for rapidly growing Cyber Security insurance markets. As a Backend Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate ...

solutions across the remit of M&P function. This role ensures that all model and system changes are designed holistically across methodology, models, systems, data, processes and reporting, delivering solutions that are robust, scalable, efficient and aligned with both business strategy and regulatory requirements. The role holder acts … doing: 1. End-to-End Solution Design • Lead the design of actuarial solutions from an end-to-end perspective, covering methodology, modelling platforms, data, aggregation, reporting and controls. • Ensure all changes are internally consistent across the actuarial value chain. • Define target state architectures aligned to strategic objectives. Identify dependencies ...

have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming, Data Structures and Design Patterns You are familiar with DevOps, CI/CD pipelines You're collaborative, enjoy problem solving and interacting with clients What ...

FPGA or ultra-low-latency trading environments. Understanding of inter-process communication technologies such as gRPC, Redis or Kafka. Knowledge of lock-free data structures, queues, atomics and related performance-focused programming concepts. Strong understanding of networking concepts. Further experience with AWS and Kubernetes. Experience using or building ...

ownership of a technology start-up. You’ll work on a global, low-latency trading platform spanning multiple continents, covering: Real-time market data capture Order entry and connectivity across numerous exchanges Robust networking and monitoring systems Scaling and performance optimisation of core infrastructure The tech stack is primarily … freedom to shape your impact. What We’re Looking For Strong C++ skills (assessment will form part of the process) Deep understanding of data structures and performance optimisation Experience building client-server network applications Curiosity to understand how C++ standard libraries and systems work “under the hood” Strong ...

performance role at the intersection of finance and technology. As a Software Engineer, you'll design, build and optimise mission-critical trading infrastructure, develop data-intensive systems, and leverage cutting-edge technologies to power real-time decision-making at scale. Your Responsibilities (Full Spec Available) Design, develop and optimise … Strong proficiency in an object-oriented programming language (technology agnostic), with low-latency, distributed systems or performance-critical development experience preferred Deep understanding of data structures, algorithms, operating systems, networking and computer architecture Experience designing scalable, high-throughput systems and diagnosing performance bottlenecks Naturally curious problem solver with ...

developments. Excellent communication & interpersonal skills. Creative and a good team worker. Kotlin (or strong Java) & TypeScript mainly – full stack ideally. Fundamentals are very important. Data structures, algorithms & system designs. Online test will be given in the first instance. Successful candidates will go through a 2 round interview process. ...

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 ...

negotiable, and your decisions directly impact real world outcomes. You will be working on the foundations of the trading stack, including market data, execution, simulation, and internal infrastructure. The problems are hard, the standards are high, and the impact is immediate. This is an environment built by engineers … high performance C++ systems that sit directly in the live trading path Optimising latency, throughput, and determinism across highly concurrent systems Working on market data capture, normalisation, and internal distribution at scale Building and evolving simulation and backtesting infrastructure used by researchers and traders Going deep on memory behaviour ...

market presence in the UK. This is an exciting opportunity to join a passionate, high-performing team and drive global growth while revolutionising ESG data management workflows for tier-one financial institutions. KEY RESPONSIBILITIES Business Development: Conduct qualification meetings and platform demonstrations with sophisticated buy-side clients, including asset … product teams to leverage upcoming artificial intelligence platform capabilities during client pitches. Performance Metrics: Become a subject matter expert in the platform's data management capabilities, helping institutions build a "golden source" of sustainability truth. Achieve a net-new annual revenue target of approximately £1 million. Generate and manage ...

internal stakeholders. Collaborate with the People team to identify system improvements and implement configuration changes. Develop and maintain reports and dashboards to support data-driven decision-making across HR and the wider business. Support cyclical HR projects such as Gender Pay Gap, annual fee earner regrading, and appraisal processes … Troubleshoot system issues and provide timely resolution or escalation. Ensure data integrity and compliance with data protection regulations. Assist in the rollout of new HR technologies and digital initiatives. Provide training and support to HR users and other stakeholders on system functionality and best practices. Maintenance and development ...

proven experience in HR systems administration or analysis (within SAP SuccessFactors), ideally within a mid-large sized firm Strong understanding of HR processes and data structures. Proficiency in reporting tools, data analysis and manipulating data using MS Excel. Experience with system configuration, testing, and documentation. Excellent problem … collaboratively in a fast-paced environment. Experience with global HR systems (SAP SuccessFactors essential), and multi-jurisdictional data. Knowledge of GDPR and other relevant data protection regulations. High levels of discretion, confidentiality and diplomacy. This is a great opportunity and salary is dependent upon experience. Apply now for more ...