126 to 150 of 590 Data Structures Jobs in London

Business Data Analyst

Hiring Organisation
Aquent
Location
Greater London, England, United Kingdom
Title: Business Data Analyst Client Location: Central London - Hybrid (3 on-site days/week) Starting: October 2026 Pay Comments: PAYE - 37.5 hrs/week Minimum Pay (per day): 200.00 Maximum Pay (per day): 217.00 Duration: 10 months Job Description: Aquent is partnering with a leading global technology company … that is revolutionising how individuals and businesses manage their financial lives. This innovative organisation is deeply committed to customer success, leveraging data-driven strategies to enhance experiences and drive operational excellence across diverse international markets. They are at the forefront of integrating AI into their core workflows, transforming ...

Senior C++ Developer (with Market Data experience)

Location
Greater London, England, United Kingdom
that process large volumes of real time data. You will work on systems where microseconds and throughput matter, optimizing every layer from algorithms and data structures to networking and OS interaction.Compensation for NYC 140000-200000 USD Gross per year based on the interview process results. Responsibilities Design, implement … Optimize existing components for latency, throughput, and CPU/memory efficiency. Develop and tune networking, messaging, and I/O layers to handle large data volumes reliably. Profile and debug performance issues at application, OS, and network levels. Collaborate with quantitative, trading, and infrastructure teams (or analogous business/ ...

Senior Software Engineer-AI

Location
Greater London, England, United Kingdom
from technical design through production deployment and ongoing operation with limited supervision Hands‐on experience with cloud-native technologies, serverless applications, event‐driven architectures, data pipelines, relational and NoSQL databases, vector databases, observability tooling, and automated deployment pipelines Solid understanding of algorithms, data structures, scalability, reliability, performance … from technical design through production deployment and ongoing operation with limited supervision Hands‐on experience with cloud-native technologies, serverless applications, event‐driven architectures, data pipelines, relational and NoSQL databases, vector databases, observability tooling, and automated deployment pipelines Solid understanding of algorithms, data structures, scalability, reliability, performance ...

Backend Software Engineer - Application Development

Hiring Organisation
Palantir Technologies
Location
London, UK
Employment Type
Full-time
London, United KingdomDev/Full-time/HybridA World-Changing CompanyPalantir builds the world's leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate … development process, helping to refine and enhance our products. Core ResponsiblitiesArchitecting, developing, and maintaining high-performance, scalable backend services that underpin our our operational data and AI systemsMaintaining high coding standards through the development of guidelines, active participation in code reviews, and fostering a culture of continuous improvement ...

Senior Machine Learning Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Governance: Implement bounding guardrails, prompt evaluation, and anti-hallucination controls to ensure 100% compliance with MoD AI ethics, safety, and non-kinetic governance standards. Data & MLOps Pipelines: Build reproducible model training, evaluation, and containerised deployment pipelines capable of operating in air-gapped or low-bandwidth environments. Technical Client Advisory … Experience in model quantization techniques (INT8, INT4, AWQ) and execution acceleration across NPU/GPU hardware. Proficiency in Python and PyTorch/HuggingFace ecosystems. Data Structures & Knowledge Processing Solid foundation in natural language processing (NLP), semantic summarisation, and graph-based data structures (Graph DBs, vector embeddings ...

Data Scientist - SC Clear - Waterloo

Location
Greater London, England, United Kingdom
Summary Data Scientist/Senior Data Scientist/Solution Engineer - SC Cleared 12-Month Contract - London, Waterloo - £650 - £700 pd About the Role We are looking for a highly skilled Data Scientist, Senior Data Scientist, or Solution Engineer for a 12-month contract based in Waterloo … Enterprise AI client. Key Responsibilities Design, build, and deploy scalable machine learning algorithms and software solutions. Analyse, cleanse, and normalise complex time-series data and dynamical systems. Integrate ML models into production using cloud platforms and modern JavaScript frameworks. Collaborate within an Agile environment to deliver robust data ...

Analytics Pricing Product Owner

Location
Greater London, England, United Kingdom
seeking an Analytics Pricing Product Owner to support the EMEA Analytics team and act as the bridge between actuarial pricing teams and the data and technology squads that build pricing tools, analytical platforms, and monitoring datasets. This role owns the product backlog for pricing analytics capabilities, defines requirements grounded … analytically capable and will contribute directly to pricing analyses alongside product ownership responsibilities. The individual will work with actuarial systems, rating factor data, and portfolio monitoring tools to support pricing and profitability decisions across the business. Key Responsibilities Product Ownership Define, maintain, and prioritise the product backlog for pricing ...

Senior Quantitative Engineer, Systematic Cross Commodity

Hiring Organisation
Millennium Management
Location
London, UK
Employment Type
Full-time
event-driven systems for signal computation, trade-decision-making and execution. Design, implement, and maintain the core systems and services to enable real time data ingestion, retrieval and distributed compute for both research and production. Oversee the ongoing operation of all components within the systems landscape to ensure resilience … languages (Python & C++ or similar).Familiarity with modern distributed computing platforms (specifically: docker, kubernetes, ceph, mongodb & kafka).Theoretical proficiency in numerical computing, online algorithms, data structures, networking, databases, and operating systems. Familiarity with typical quantitative research toolchains including Numpy, Polars, Scikitlearn, Pytorch, etc. DevOps: version control, testing frameworks ...

Event Technology Manager

Location
Greater London, England, United Kingdom
Description Built on the exceptional foundations of six leading event and community brands, Techoraco has been connecting leaders in fibre, towers, data centres and markets for over 25 years. With this heritage at our core, we are dedicated to using our strength, expertise, scale and standing to drive forward … technology. Event Technology Manager Built on the exceptional foundations of six leading event and community brands, Techoraco has been connecting leaders in fibre, towers, data centres and markets for over 25 years. With this heritage at our core, we are dedicated to using our strength, expertise, scale and standing ...

AI Engineer, Rates VP

Location
Greater London, England, United Kingdom
intelligent assistants for traders and business users Technical Architecture & Implementation Architect and implement RAG pipelines for knowledge retrieval from structured and unstructured financial data sources Design and optimise vector databases and embedding strategies for efficient information retrieval Develop prompt engineering frameworks and fine‐tuning strategies for domain‐specific … applications Build multi‐agent systems that can collaborate to solve complex financial problems Implement guardrails, validation frameworks, and monitoring systems for AI applications Data Engineering & Integration Design and build data pipelines to support AI/ML workflows, integrating market data, trade data, and research content Develop ...

BIM Coordinator

Hiring Organisation
BAM UK & Ireland
Location
City of London, London, United Kingdom
Employment Type
Permanent
Track infrastructure project. The BIM Coordinator will be responsible for supporting the Rail System Alliance ProjectWise and Information manager in delegated CAD information and data structures tasks. They will function as the subject matter expert for Rail System Alliances diverse CAD and graphical software tools and graphical software … effective support provided to the Rail System Alliance ProjectWise and Information Manager through accurate, timely, and structured delivery of delegated CAD information and data-management tasks. They will be recognised as a reliable Subject Matter Expert (SME) for RSAs CAD and graphical software ecosystem, ensuring that tools are implemented ...

DPS Engineer

Hiring Organisation
BAM UK & Ireland
Location
City of London, London, United Kingdom
Employment Type
Permanent
Track infrastructure project. The BIM Coordinator will be responsible for supporting the Rail System Alliance ProjectWise and Information manager in delegated CAD information and data structures tasks. They will function as the subject matter expert for Rail System Alliances diverse CAD and graphical software tools and graphical software … effective support provided to the Rail System Alliance ProjectWise and Information Manager through accurate, timely, and structured delivery of delegated CAD information and data-management tasks. They will be recognised as a reliable Subject Matter Expert (SME) for RSAs CAD and graphical software ecosystem, ensuring that tools are implemented ...

Lead BI Analyst - Tableau

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
take ownership of a growing Business Intelligence function within a globally recognised, purpose-driven organisation. You will play a key role in shaping how data is used across the business, driving the evolution from traditional reporting to a scalable, modern, and increasingly automated analytics environment. The Company They … established international organisation operating within a knowledge-led, data-rich environment, supporting professionals and organisations globally. Data sits at the centre of their strategy, informing product development, decision-making, and customer outcomes. The business is investing significantly in its data capabilities, with a clear focus on building ...

Solutions Engineer Team Lead

Location
Greater London, England, United Kingdom
based on their unique requirements. We only source the accounts that meet the company's qualification criteria and enrich them with the most useful data points. With the company's market mapped, they can more efficiently distribute & prioritise leads, while delivering compelling messaging based on their prospect's needs. … will leading a team of 2 Solutions Engineers whilst playing a crucial role both pre and post sales, ensuring we’re delivering the best data sets to our clients and helping them integrate and leverage the data effectively as a part of their GTM strategies. In your role ...

Senior data analyst - 6 month FTC

Location
Greater London, England, United Kingdom
This is a newly created role responsible for designing and delivering Cluttons’ secure, scalable data and reporting environment, enabling consistent, high-quality management information across the business. The successful candidate will lead the development of a centralised reporting capability, covering financial and operational performance across: Pipeline and forecasting Timesheet … utilisation data Actual financial performance and contribution Client, team, service line and sector performance The role will play a critical part in moving Cluttons towards a fully integrated data environment, combining multiple data sources into a consistent reporting layer and delivering actionable insight to leadership. This ...

AI Consultant

Hiring Organisation
Equifax
Location
London, UK
Employment Type
Full-time
candidate is a rare hybrid, a scientist with strong technical skills in AI and machine learning, the programming abilities to scrape, combine, and manage data from a variety of sources and a statistician who knows how to derive insights from the information within. They will combine the skills … create new prototypes with the creativity and thoroughness to ask and answer the deepest questions about the data, what secrets it holds, and to push the boundaries of what is possible with big data. What You'll Do: Conduct in-depth analysis of data available to Equifax ...

Senior Ruby Engineer

Location
Greater London, England, United Kingdom
commerce experience Build and maintain interfaces that support our frontend, mobile, and third-party integrations Be very experienced working with pull, push models for data parity between third parties and our systems around e-commerce concerns of product, stock, orders and fulfillment synchronization You'll design, implement and deploy … solve complex e-commerce concerns Architect systems for membership access, catalog management, checkout, order fulfillment, and payments Collaborate cross-functionally with product, design, and data teams to deliver features that elevate the user experience Own backend services end-to-end, from design to deployment and monitoring Contribute to best ...

Artificial Intelligence Engineer

Location
Greater London, England, United Kingdom
professional but personal life, interests you- you would enjoy your career with Quantiphi! About Quantiphi: Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Our signature approach combines groundbreaking machine … learning research with disciplined cloud and data-engineering practices to create breakthrough impact at unprecedented speed. Quantiphi has seen 2.5x growth YoY since its inception in 2013, we don’t just innovate - we lead. Headquartered in Boston, with 4,000+ professionals across the globe. Quantiphi leverages Applied AI technologies ...

Artificial Intelligence Engineer

Location
Greater London, England, United Kingdom
professional but personal life, interests you- you would enjoy your career with Quantiphi!****About Quantiphi:******Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Our signature approach combines groundbreaking machine … learning research with disciplined cloud and data-engineering practices to create breakthrough impact at unprecedented speed.****Quantiphi has seen 2.5x growth YoY since its inception in 2013, we don’t just innovate - we lead.****Headquartered in Boston, with 4,000+ professionals across the globe. Quantiphi leverages Applied AI technologies ...

Domain Product Owner - Barcelona

Hiring Organisation
Flight Centre Travel Group
Location
London, UK
Employment Type
Full-time
MANAGER - TRIPSABOUT THE OPPORTUNITYWe're looking for an experienced Domain Product Manager to own the Trips domain, a critical product suite that powers reservation data ingestion, customer-facing savings and comparison insights, and end-to-end ticket lifecycle tracking. This is a high-impact opportunity where your work directly … influences customer conversations, commercial outcomes, audit readiness, and product innovation across the business. Working at the intersection of Product, Data, and Technology, you'll shape the future of trusted travel data products used globally. If you're passionate about data integrity, platform products, and delivering measurable business ...

Senior BIM & Digital Transformation Specialist / BIM Domain Lead

Location
Greater London, England, United Kingdom
time, on-site About the Role Depixen is looking for an experienced architect who can translate deep BIM expertise into next-generation digitalisation, structured data and AI-enabled product development processes. This is not a conventional BIM modelling or coordination role. You will transform architectural and BIM domain knowledge … into clear requirements, data structures, validation rules and digital workflows that can be implemented by software, data and ontology engineering teams. The role sits at the intersection of: Key Responsibilities Translate BIM domain expertise into next-generation digital products and software development processes. Define how architectural elements ...

Unit4 FP&A Systems Consultant

Location
London, United Kingdom
/configuration Strong client-facing workshop and stakeholder management skills Experience working within a consultancy or professional services environment Experience with Unit4 ERP, financial data structures, data integration, Power BI or SQL would be advantageous. We are specifically looking for candidates with Unit4 FP&A systems implementation ...

Senior Back-End Engineer (Trading Platform)

Location
Greater London, England, United Kingdom
process, driving much of the testing at all stages. Experience in trading systems architecture: Familiarity with Order Management Systems (OMS), exchange gateway connectivity, market data ingestion and processing, as well as high-throughput, low-latency systems. You take a pragmatic approach to developing clean solutions to complex problems. Basic … understanding of algorithms, data structures, databases and distributed systems is must. Compensation & perks Full-time salary based on experience and meaningful equity in an industry-leading company Role based in our London office, with a mandatory in-office presence four days per week Work from Anywhere Policy ...

Low Latency C/C++ Developer in London - International Hedge Fund

Location
Greater London, England, United Kingdom
/C++ development, particularly in low-latency environments. Experience with high-frequency trading (HFT) systems or similar performance-critical applications. Strong understanding of data structures, algorithms, and system design. Ability to work effectively in a collaborative, fast-paced team setting. Excellent problem-solving skills and a proactive approach … crucial. Focus on showcasing your expertise in high-performance computing and low-latency systems. Highlight any experience with financial trading platforms or real-time data processing, ensuring your CV is structured in a clear, concise UK format. A strong LinkedIn profile, optimized for UK recruiters, will also significantly boost ...

Software Development Engineer III

Location
Greater London, England, United Kingdom
organization to identify cross-dependencies and engage in shared problem-solving Design software that is clean, maintainable, modular, and optimized, applying software design principles, data structures, and design patterns Test, debug, and resolve production issues within established SLAs, ensuring software consistently meets design requirements Identify areas of inefficiency … broader stakeholder groups, both in written and verbal formats Apply knowledge of software frameworks, databases, and database design principles to develop robust, effective data solutions Bring together stakeholders with varied perspectives to develop solutions and contribute actionable recommendations Experience and Qualifications: Bachelor's degree in Computer Science, Engineering ...