509,551+ Database Developer Equity Data Optimization Python Jobs in UK — Top Companies Hiring July 2026

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Climate Tech Software Engineer Grid Infra & Markets

A leading energy infrastructure firm is seeking a generalist engineer to develop core software for a decarbonised energy system. The role involves building platforms connecting distributed energy devices, using Python and machine learning. The candidate will work in a fast-paced startup environment, focusing on ...

Fintech AI Driven Python Backend Engineer (Remote)

A fast-growing fintech startup is seeking a Python Software Engineer to build AI-driven financial technology products. This role offers significant technical ownership and remote-first working conditions. The ideal candidate will have strong commercial experience with Python and backend systems, and show a proac ...

Software Developer with C#.net SQL Server and RPG

Job Description Software Developer with C# .Net SQL Server and RPGRole DescriptionThis is a full-time hybrid role based in London, offering flexibility for remote work. As a Software Developer with expertise in C# .NET, SQL Server, and RPG, your responsibi ...

Software Developer with C# .net SQL Server and RPG

Software Developer with C# .Net SQL Server and RPG Role Description This is a full-time hybrid role based in London, offering flexibility for remote work. As a Software Developer with expertise in C# .NET, SQL Server, and RPG, your responsibilities will include developing software ...

Senior Developer – Nodejs

Senior Developer – Nodejs Hybrid – 3 days in Norwich Up to £70k Innovative Senior Full Stack Developer (back end focused) required to join a talented IT cutting edge team! You will offer extensive knowledge and expertise in software development and with a foc ...

RPG Analyst Programmer – 11684CM

11684CM£50k – 60k per year RPG Analyst Programmer Our client is urgently looking for an experienced RPG Developer to join their team on a permanent basis. You will be well-versed in programming RPG on IBM AS400, you will lead the design, development, and support of core busines ...

C# .NET Developer

C# .NET Developer - Global Investment Bank - London My client, a leading global bank, is looking for a C# .NET Developer to join its technology team in London, supporting critical business applications used across international markets. This is a hands‑on role focused on desktop applicati ...

Software Developer with C#.net SQL Server and RPG

Job Description Software Developer with C# .Net SQL Server and RPGRole DescriptionThis is a full-time hybrid role based in London, offering flexibility for remote work. As a Software Developer with expertise in C# .NET, SQL Server, and RPG, your responsibi ...

Software Engineer

Software EngineerOxford, Oxfordshire, United KingdomJob DescriptionWe are looking for a Software Engineer to join our Operational Software Engineering team. As part of a cross-functional team supporting ONT’s Bioinformatics, R&D and Sequencing QC operations, you will play a key role ...

Middleware Engineer (Linux/Unix)

As a preferred supplier to one of our biggest Telecom Clients , I am seeking for a Middleware Engineer (Linux/Unix) for a position in The UK (Reading, Leeds or London) . As a Middleware Resource, you will be part of a dynamic application operations and service delivery team su ...

Software Engineer

Software EngineerOxford, Oxfordshire, United KingdomJob DescriptionWe are looking for a Software Engineer to join our Operational Software Engineering team. As part of a cross-functional team supporting ONT’s Bioinformatics, R&D and Sequencing QC operations, you will play a key role ...

Principal Engineer – GPU Architect

MediaTek Incorporated is a global fabless semiconductor company that enables nearly 2 billion connected devices a year. We are a market leader in developing innovative systems‑on‑chip (SoC) for mobile devices, home entertainment, connectivity and IoT products. MediaTek is the number one Wi‑Fi supplier acro ...

Staff Engineer – GPU Architect

MediaTek Incorporated is a global fabless semiconductor company that enables nearly 2 billion connected devices a year. We are a market leader in developing innovative systems‑on‑chip (SoC) for mobile devices, home entertainment, connectivity and IoT products. MediaTek is the number one Wi‑Fi supplier acro ...

Staff Engineer – GPU Architect

MediaTek Incorporated is a global fabless semiconductor company that enables nearly 2 billion connected devices a year. We are a market leader in developing innovative systems‑on‑chip (SoC) for mobile devices, home entertainment, connectivity and IoT products. MediaTek is the number one Wi‑Fi supplier acro ...

Sr. Staff Engineer – GPU Architect

MediaTek Incorporated is a global fabless semiconductor company that enables nearly 2 billion connected devices a year. We are a market leader in developing innovative systems‑on‑chip (SoC) for mobile devices, home entertainment, connectivity and IoT products. MediaTek is the number one Wi‑Fi supplier acro ...

Asset Management, Systematic Fixed Income Portfolio Manager, Executive Director

Join a dynamic team focused on systematizing JPMorgan's fundamental and quantitative insights and processes to deliver innovative, cost-effective, rule-based solutions for institutional clients. This team is instrumental in the rollout of our active ETF business, a key strategic initiative for Asset Manage ...

Remote WhatsApp AI Healthcare Chatbot Engineer

We Make Change is seeking a Volunteer WhatsApp AI Chatbot Developer to create an impactful healthcare product serving patients in Africa. This role involves building a production-grade WhatsApp chatbot integrated with AI for multilingual patient interactions. Candidates must have experience with WhatsApp API ...

Frontend Angular Developer – Scalable, UserFocused Apps

Ray Associates in the United Kingdom is looking for a software developer to join their dynamic team in a well-funded tech startup. You will have the chance to work on innovative projects that aim to disrupt a £4 billion market and continuously improve the customer experience. We seek a detail-oriented ...

Cloud Scale Software Engineer Global Banking Platform

Gravity Engineering Services Pvt Ltd. is looking for a software developer to design and maintain high-throughput microservices that support banking accounts. Candidates should be proficient in Java and Python and have experience with cloud-native solutions using AWS, Docker, and Kubernetes. The ideal c ...

Senior Backend Engineer Remote, AI EdTech Impact

Teamtailor is looking for a dedicated Backend Developer to join their growing team in the UK. This role involves designing and implementing innovative solutions using Python, PostgreSQL, and AWS while collaborating with cross-functional teams. Our company values high-quality work, rapid experimentation, and a ...

Platform Automation Engineer Testing & Device Fleet

Apple is seeking a Software Engineer for its Developer Productivity organization. The role involves building automation systems and libraries that enhance testing on Apple devices. You will collaborate with teams to define requirements during the development cycle, ensuring efficient and effective testing wor ...

Backend Systems Intern for Global Game Platform

Dormont Manufacturing Co in Greater London is looking for a skilled backend developer to participate in the architecture and implementation of backend systems for overseas games. The ideal candidate should have a Bachelor’s degree in Computer Science or Engineering and experience with programming languages li ...

Senior Backend Engineer — Remote, Ownership, AI Driven

Intellect Group is searching for a Senior Backend Python Developer to join their dynamic AI and technology consultancy. In this fully remote role, you'll be instrumental in shaping the technical future of the company, engaging closely with founders and gradually taking on key responsibilities. Your pri ...

Head of Front Office Trading Systems — Low Latency

Orbis Group is seeking a Credit Systematic Trading Developer (Director) to work in London. In this hybrid role, you will design and implement low-latency trading systems, developing pricing, risk, and PnL services while collaborating closely with traders and quantitative teams. The ideal candidate has ...

Software Engineer – Secure Defense Networking & Satellite

Ernest Gordon Recruitment is looking for a Software Developer to join their team in Redhill, UK. This hybrid role involves developing secure Linux-based solutions and leading a small team of developers. Candidates must have strong knowledge of TCP/IP, VoIP systems, and experience in Python, PHP, ReactJS, and ...

Senior Full Stack Tech Lead — Hybrid (React/Node/AWS)

Martin Veasey Talent Solutions is looking for a Senior Full Stack Developer in Northampton. This role involves hands-on engineering and leadership, designing and building core applications using React, Node.js, Python, and AWS. You will ensure integration with CRM systems and external services, guiding junior ...

Staff Kernel & Driver Software Engineer

A cutting-edge AI technology firm in the UK is seeking a software developer for their drivers and utilities team. You will design and implement OS Kernel and Device Driver software using C/C++/Python. The ideal candidate has experience with software development, strong problem-solving skills, and a collaborative ...

Junior IoT Software Engineer Mentorship & Prototyping

cThings Limited is seeking a junior software developer to help create advanced IoT devices and tackle various software challenges. This role involves close collaboration across teams to ensure problem-solving aligns with market needs. Candidates should possess a relevant degree, excellent Python coding skills ...

Back end Engineer: Build Scalable Web Apps & APIs

Business d’Or LLC. is seeking an experienced Back-end developer to join our IT team in Greater London. This role requires expertise in server-side applications and a passion for creating new software while enhancing existing solutions. The ideal candidate will work closely with developers to maintain s ...

Staff Kernel Driver Engineer – Linux & PCIe

A technology company in Bristol is seeking a skilled software developer to contribute to the planning, design, implementation, and testing of low-level kernel drivers and user space driver library code. Ideal candidates should have proven experience in C/C++ and Python, along with a strong background in OS kerne ...

FinTech Software Developer | Agile & Testing

Objectway Limited is seeking a Software Developer in Birmingham or London to join their team. The successful candidate will be involved in developing and supporting the eXimius Back Office Wealth Management application. This role offers opportunities for client engagement, emphasizes excellent communication skil ...

Mobile & Web Engineer (Mid Level) | Java or Python

A forward-thinking digital media company is looking for a talented Mid-Level Developer to join their dynamic team. Ideal candidates will have over 3 years of experience in Web and Mobile Development, with good knowledge of Java or Python, as well as experience in Android or iOS. Offering a competitive salary of ...

ETF Trading Platform Engineer — Python, Low Latency Front Office

Cloudspirit is seeking a skilled developer for designing and enhancing an ETF trading platform aimed at European and global market activities. The role includes fast iteration and high-quality code standards alongside working with traders for agile development. Ideal candidates will have a strong backg ...

Graduate Software Engineer — Training & Career Growth

A leading software company in Liphook is seeking a Graduate Developer to kick-start their career in software engineering. Recent graduates with skills in Java, C#, or Python are encouraged to apply. The role offers one-on-one training, exceptional market-leading benefits, and opportunities for career advancement ...

Rates Quant Developer – Fixed Income Analytics

A global brokerage firm in London is seeking a Rates Quant Developer to design and maintain pricing models and analytics. This role involves providing support for derivatives pricing and trade analytics, collaborating with cross-functional teams, and enhancing trade discovery tools. The ideal candidate will have ...

Senior Software Engineer – Property Based Testing (London)

Antithesis Operations LLC is seeking a developer based in London to help build ‘Hegel’, an innovative set of property-based testing libraries. The role requires experience with property-based testing and familiarity with Python and Rust. This in-office position values collaboration and high engineering standards ...

AI Product Co Developer for Agentic LLMs

The London Stock Exchange is seeking an experienced AI Product Co-Developer to join their team. In this hybrid role, you will engage in the full lifecycle of AI product development, from defining requirements to building and deploying agentic AI systems tailored for complex environments. The successful ...

Senior Software Engineer: Unified Trading Platform & Orders

P2P is seeking an experienced server-side developer with a strong foundation in micro-service architectures and expertise in Java, Python, and Clojure. You will work on both legacy and new developments, driving projects to completion with an emphasis on scalability and testing. The successful candidate ...

Java Software Engineer Greenfield Trading Platform

A tech-centric startup in London is seeking a Java Software Developer to join their innovative team in the sports betting hedge fund sector. The role involves collaborating with talented researchers and engineers to develop integrations and support trading models. Ideal candidates will have a strong foundation i ...

High Performance Photonics Simulation Engineer

Wave Photonics in Cambridge is seeking a skilled software developer to focus on high-performance simulation software. The successful candidate will utilize their expertise in numerical analysis to enhance internal tools for light propagation simulations. This is an exceptional opportunity to shape impactful t ...

Impactful Software Developer | C#/.NET | Newcastle

Jefferson Frank is looking for a Software Developer to join their team in Newcastle upon Tyne. The role involves delivering bespoke technology solutions for clients in banking and financial services. The successful candidate will need excellent programming skills in languages like C#/.NET, Java, Rust, ...

Freelance Backend Developer in London Rough Trade

Freelance Backend Developer London, United Kingdom Posted 9 months ago Job Type Full time Tech Stack Python (existing integration codebase) JavaScript / Shopify Admin Apps Google Cloud Platform Scope of Work </ ...

Senior Beacon Developer for Real Time Power & Gas Trading

Cititec is seeking a Senior Beacon Developer for its team in London, UK. This permanent role will focus on developing applications supporting real-time positioning and risk management for commodity trading. You will work collaboratively with traders and quantitative teams to build scalable solutions within th ...

Full Stack ML/GenAI Engineer — Hybrid EdTech Role

Intec Select is seeking a skilled full-stack developer to join a pioneering project for language learning and assessment based in Greater London. The ideal candidate will have experience developing Chat/Messaging applications and a background in AI components. This contract role offers pay up to £475 P ...

Senior Cloud Security Engineer (AWS/Azure/GCP)

Royal Bank of Canada is seeking a Senior Cloud Security Developer to enhance cloud security at their Fenchurch office in London. The role involves core service establishment across Azure, AWS, GCP, and Kubernetes, along with building automated cloud security solutions. The ideal candidate should have e ...

Senior Software Engineer: Build Secure, Scalable Solutions

3761 Barclays - BX - UK is seeking a Senior Software Developer in London. The role focuses on designing and improving software that enhances business capabilities for customers and colleagues. You will collaborate across teams to ensure seamless integration while adhering to secure coding practices. Th ...

Senior Backend Python Engineer – AI Cybersecurity (Cambridge)

Client Server is seeking a Backend Software Engineer / Developer specializing in Python and Rust, to join their office in Cambridge. The role involves developing a new Greenfield product aimed at countering AI-based security threats and requires experience with AWS, Azure, or GCP. The position offers a ...

Lead Embedded Software Architect Broadband & Cloud Analytics

Ovyo is looking for a Lead Software Developer based in Brentwood, specializing in embedded software architecture and broadband technologies. This role involves managing complex software development projects, mentoring teams, and driving modern engineering best practices. The ideal candidate will have d ...

Senior Developer: Lead Satellite Systems (SC)

ISR RECRUITMENT LIMITED is looking for a Senior Developer based in Redhill, England. The role involves leading a team in system design and development, using technologies such as Linux, Apache, MySQL, Python, PHP, ReactJS, and NodeJS. The ideal candidate must have at least a 2:1 degree in Computer Science or equ ...

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