409,269+ Database Developer Equity Data Optimization Python Jobs in UK — Top Companies Hiring July 2026

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Frontend Lead

Job Description As the Frontend Lead, you will be a technical authority for our web platforms. You will bridge the gap between design and engineering, ensuring our Next.js and Reactapplications are performant, accessible, and rock-solid. You will lead the impleme ...

SDET (On Site)

SDET (Software Development Engineer in Test) profile, in short, we are looking for the Software engineer who have experience in working in Test Engineering role and hands‑on experience in Python, AWS and testing tools like pytest, playwright . Key Responsibilities Design and ...

AI Solutions Lead for Clinical Data Automation

PSI CRO in Oxford is seeking a highly motivated Lead Software Developer (AI) to lead the architecture and implementation of AI-driven solutions for Data Management within a Clinical Research Organization. The ideal candidate will independently drive the AI/software development lifecycle. Key responsibi ...

Senior Site Reliability Engineer: Scalable, Automated Services

APPLE in Greater London is seeking a Software Developer in Site Reliability Engineering (SRE) to ensure the reliability and performance of services like iCloud. The ideal candidate will leverage data and automation for operational excellence and manage the server software stack. With over 5 years of experienc ...

Graduate Solutions Developer Aviation Tech & Analytics

Jet2.com Limited is seeking a Graduate Solutions Developer to join its Engineering Technologies team at Leeds Bradford Airport. This role involves delivering innovative data and analytics solutions while supporting predictive maintenance and digital transformation. Ideal candidates should possess a STE ...

Senior Backend Engineer AI Powered SaaS

Echobox, a fast-growing company based in London, is looking for a Back-End Developer to work closely with the Product team and Data Scientists. You will design and maintain systems supporting our AI-driven services, ensuring performance and reliability while meeting launch deadlines. Ideal candidates s ...

Principal Software Engineer in Bristol Hargreaves Lansdown

Principal Software Engineer Bristol, UnitedKingdom Posted 9 months ago Company Hargreaves Lansdown is the top UK investment platform for private investors, providing ISAs, pensions, savings, and investments in one convenient place. Tech stack Java ...

Python Engineer (All levels)

Job Description JUXT is seeking experienced engineers to join our client projects. You’ll be responsible for engineering global scale software systems in banking, hedge funds and other financial institutions. We’re looking for engineers that can build using modern cloud-native principles, employ l ...

BI Developer

At Munich Re Specialty – Global Markets (MRS-GM), it is our ambition to become the leading Primary Specialty Insurance provider, underpinned by an effective and adaptablestrategy, superior products and industry leaders working in a supportive environment to achieve this. At the heart of our success ...

Quantitative Developer

Overview Quantitative Developer | New York or London | Systematic Hedge Fund We're working with a leading multi-strat hedge fund seeking a Quantitative Developer to join their core systematic trading team in either New York or London . Responsibilities ...

Senior Test Engineer & Test Architect — Remote

BMPEUROPE SRL – Web Developer Location: Villanova d’Asti, Italia - Remote Siamo BMPEUROPE SRL, leader internazionale nella produzione di porte rapide con 12 punti societari e più di 320 punti vendita nel mondo. Dovuto a una forte crescita aziendale stiamo cercando di far crescere ...

Data ScientistEurope, Ukraine, United KingdomArtificial Intelligence.

ELEKS is looking for a Data Scientist in EU, Ukraine or UK.ABOUT PROJECTThe customer is a British company producing electricity with zero carbon emissions.REQUIREMENTS 5+ years of experience in the data science fieldStrong Python sk ...

Data ScientistEurope, Ukraine, United KingdomArtificial Intelligence.

ELEKS is looking for a Data Scientist in EU, Ukraine or UK.ABOUT PROJECTThe customer is a British company producing electricity with zero carbon emissions.REQUIREMENTS 5+ years of experience in the data science fieldStrong Python sk ...

Senior Software Engineer (AI & SaaS Applications)

About BMLL:BMLL is the leading independent provider of harmonised Level 3, 2 and 1 historical data and analytics across global equities, ETFs, futures and US equity options. We provide market participants with immediate access to granular T+1 order book data and advanced ...

Senior Case Management Systems Developer

Senior Case Management Systems Developer Department: IT Employment Type: Permanent - Full Time Location: Derby, UK Description To support the firm’s ambitious growth plans, we are looking for a skilled Senior S ...

Informatics Engineer: API‑First Drug Discovery Data

Vernalis in Cambridge is seeking an Informatics Specialist to work on a 2-year fixed term role. This position involves architecting RESTful or GraphQL APIs and working closely with scientific data workflows. Candidates should have a minimum of 3 years' experience in software engineering, with strong skills in ...

Pharma Informatics Backend Engineer

Pure Resourcing Solutions is seeking an Informatics Specialist for a two-year fixed term role in Cambridge. This technical position involves connecting complex scientific data with software tools for researchers. You will design, develop, and maintain APIs and database models, ensuring high performance ...

Full Stack Developer

Robert Half Technology are assisting UK's market leading media organisation to recruit a Full Stack Developer on a 6-12 month contract basisJoin an innovative team operating at the intersection of technology, digital experiences, and consumer engagement. As a fast-growing organisation backed by an ...

Aftersales Parts Sr Specialist, D&IP

Aftersales Parts Sr Specialist, D&IP Date: Jun 4, 2026 Req ID: 103905 Location:Stoneleigh, ENG, GB Workplace Type: Onsite Do you want to help solve the world's most pressing challenges? Feeding the world's growing population and slowing climate change are two of t ...

Growth Analytics Consultant Hybrid, Equity + Bonus

A boutique growth consultancy is seeking a Senior Analytics Consultant to lead strategic initiatives and provide actionable insights based on data analysis. Candidates should have 2-4 years of relevant experience, proficient skills in SQL and Python, and a strong background in data visualization with Tableau. Th ...

Backend Software Engineer Python FastAPI SQL

Backend Software Engineer / Developer (Python FastAPI SQL Databricks) London to £95kAre 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 ...

Full Stack Software Developer

Job summary Join our Technology Team as a Full-Stack Software Developer, where you’ll design, build, and maintain secure, end-to-end solutions supporting critical business and clinical systems. You’ll work across the full stack—developing responsive web applications, robust back-end services, and ...

Java Engineer

InfoSum is WPP’s privacy-first data collaboration technology, trusted by global businesses to unlock the full potential of their first‑party data without risk. Its patented, cross‑cloud, decentralized collaboration technology leverages advanced Privacy‑Enhancing Technologies (PETs) to radically transform h ...

Hybrid Python Engineer Trading Systems & Markets

A global leader in market infrastructure is seeking a Python Software Engineer in London. This role involves developing optimization systems for trading operations, collaborating with stakeholders, and supporting mission-critical systems. Ideal candidates have a degree in Computer Science and experience with Pyt ...

Public Sector Salesforce Developer SC Clearance

NTT DATA is seeking a Salesforce Developer to join their Salesforce Delivery team in London, focusing on Public Sector clients. The role involves development and implementation using Salesforce tools, requiring extensive experience in Salesforce Industry development. Applicants should have strong Sales ...

Senior Backend Engineer

Join to apply for the Senior Backend Engineer role at Translucent Join to apply for the Senior Backend Engineer role at Translucent Translucent is building the infrastructure that lets AI work reliably with complex accountin ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technic ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technic ...

Full Stack Engineer (Python and/or Java) – VP

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

Python Modelling Engineer – Digital Twin & Simulation

Overview Python Modelling Engineer – Digital Twin & Simulation – London (Hybrid) | 6 Months + Extensions Our client, a pioneering technology company, is seeking a Software Engineer specialising in Python, Digital Twin Cities and Modelling to develop and refine AI-driven simulations. This ...

Python Modelling Engineer – Digital Twin & Simulation

Overview Python Modelling Engineer – Digital Twin & Simulation – London (Hybrid) | 6 Months + Extensions Our client, a pioneering technology company, is seeking a Software Engineer specialising in Python, Digital Twin Cities and Modelling to develop and refine AI-driven simulations. This ...

Senior II Engineer

About 9fin 9fin is the AI platform powering global debt markets — the world’s largest asset class at over $145 trillion. Debt markets are vast, global, and mission‑critical, yet still run on fragmented data, PDFs, and manual workflows. 9fin replaces this broken infrastructure with a singl ...

Senior Data Scientist | Artificial Intelligence

Who We Are FTI Consulting is the leading global expert firm for organizations facing crisis and transformation. We work with many of the world’s top multinational corporations, law firms, banks and private equity firms on their most important issues to deliver impact that makes a difference. From ...

Staff Software Engineer Stepstone UK

Key Responsibilities Architect, develop, and maintain high-performance microservices that power job matching and recommendation engines. Drive cloud-native solutions on AWS, including container orchestration with Kubernetes and CI/CD pipelines. Collaborate with product, data ...

Software Engineer (Mid and Senior Levels)

Software Engineer (Mid and Senior Levels) Bristol-Based Office Full-Time 37.5 hours, over 5 days The software technology team at One Big Circle is expanding! We are looking for software engineers at all levels of seniority and experience to integrate into our existing team and ...

Data Scientist

A structured finance advisory firm continues to expand their team in London. This is a new position, supporting with execution and research. You'll gain experience working on a range of asset classes within structured finance/asset-backed financing. Key Responsibilities Execute S ...

Senior Applied Scientist — Optimization for EU ATS Tech

Amazon EU SARL (UK Branch) is seeking a Senior Applied Scientist to work on optimization challenges in applied science. The role requires a Master's degree and expertise in machine learning, particularly in neural deep learning methods.The successful candidate will be responsible for developing optimiz ...

Business Intelligence Engineer, EU Network Flow and Technologies

Are you interested in a high-impact role with exposure to senior leaders? The EU Network Flow and Technologies (NFT) team is seeking a Business Intelligence Engineer II with strong analytical and technical skills to independently own end-to-end BI deliverables that drive performance measurement, innovation, and ...

Business Intelligence Engineer, EU Network Flow and Technologies

Are you interested in a high-impact role with exposure to senior leaders? The EU Network Flow and Technologies (NFT) team is seeking a Business Intelligence Engineer II with strong analytical and technical skills to independently own end-to-end BI deliverables that drive performance measurement, innovation, and ...

Senior Frontend Engineer (£70k £150k + Equity) at Evervault Limited

Job Title Senior Frontend Engineer Salary £70k‑£150k + Equity Company Evervault Limited – VC‑backed fintech infrastructure for encryption and data security Location London, UK Job Description You will join the Cards team to b ...

Senior Frontend Engineer (£70k £150k + Equity) at Evervault Limited

Job Title Senior Frontend Engineer Salary £70k-£150k + Equity Company Description Evervault Limited – VC-backed fintech infrastructure for encryption and data security Job Description You will join the Cards team to build core payments infrast ...

Founding Forward Deployed Engineer (£70k £90k + Equity) at Covecta

Job Title Founding Forward Deployed Engineer Salary £70k-£90k + Equity Company Covecta - Salesforce Ventures backed Agentic AI startup transforming financial services. Location London, UK Job Description As a founding ...

Senior Data Engineer (AWS/Python) to build lakehouse pipelines and revenue data products

Job Title: Senior Data Engineer (AWS/Python) to build lakehouse pipelines for airline customer and revenue data productsOverview: Our client seeks Senior Data Engineers to design and implement production-grade data pipelines in AWS lakehouse supporting Customer, Revenue, ...

Senior Data Engineer (AWS/Python) to build lakehouse pipelines and revenue data products

Job Title: Senior Data Engineer (AWS/Python) to build lakehouse pipelines for airline customer and revenue data productsOverview: Our client seeks Senior Data Engineers to design and implement production-grade data pipelines in AWS lakehouse supporting Customer, Revenue, ...

Equities Quant Researcher in London Quant Capital

Client Requirements My client is based in London. Skills Needed Research, Systematic, Stat Arb, C++, Erlang, F#, Scala, Haskell, Django, Python, Twisted, noSQL, Data Science... Qualifications Preferably from a technical or quantitative field; advanced degrees are pref ...

Healthcare Computing Developer Technology Engineer

What you will be doing: Work directly with other technical experts in the domain (industry and academia) to understand and address their computational problems as the domain evolves. Perform in-depth analysis and optimization to ensure the best possible performance on the current ...

Healthcare Computing Developer Technology Engineer

What you will be doing: Work directly with other technical experts in the domain (industry and academia) to understand and address their computational problems as the domain evolves. Perform in-depth analysis and optimization to ensure the best possible performance on the current ...

Remote Cloud Cost SRE — FinOps & Cost Optimization

GitLab is looking for a Cloud Cost Utilization SRE to enhance cloud spending visibility and accountability across its infrastructure. This role involves collaborating with Engineering and Finance teams to optimize cloud usage, improve billing data quality, and create decision-support tooling across AWS and GC ...

Senior Quantum Solutions Architect for Hybrid Optimization

Clutch Canada is offering an exciting opportunity for a Senior Solutions Architect to develop quantum optimisation solutions for customer applications. In this role, you will collaborate with delivery leads and other architects, ensure project delivery, and formulate solutions for customer business problems. ...

Pricing ML Architect & Real Time Optimization Leader

tem is searching for a Senior Staff Machine Learning Engineer to lead the pricing ML within their core IP, Rosso. This hands-on role demands real technical authority, allowing you to set strategy, define mathematical approaches, and develop models that autonomously optimize energy trading. You'll colla ...

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    Database Developer Equity Data Optimization Python Jobs in United Kingdom Job Search Guide, Trends and Insights