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    Systematic & Credit Portfolio Trading Tool Developer, Assistant Vice President

    **_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 bu ...

    Engineering Lead SVP

    **The Department**Developer Enablement is a function of the CTO organisation. Our mission is to make it easy and enjoyable for software engineering teams to go from a business idea to delivering an innovative product solution. The main goals are to improve and upgrade our tools, streamline our processes, aut ...

    Full Stack AI Engineer (£70,000 + Equity) at CreateTOTALLY

    Job Title Full Stack AI Engineer Salary Up to £70,000 + Equity Company Description CreateTOTALLY - AI-powered creative automation for Figma and Adobe Job Description As a Full Stack AI Engineer at CreateTOTALLY, you will build and ship feature ...

    AI Driven Cloud Software Intern R&D

    A startup focused on sustainable technology is seeking a Software Developer Intern to join their R&D team in London. This role involves designing and implementing cloud-native engineering solutions, developing optimization algorithms, and contributing to various projects aimed at commercialization. Ideal candida ...

    Hybrid BI Developer — Power BI, SQL & ML for Estates

    KBR, Inc. is seeking a Business Intelligence Developer based in Swindon. The successful candidate will develop and maintain Power BI datasets, implement SQL for data transformations, and ensure data accuracy across reports. Responsibilities include monitoring pipeline performance and documenting changes. A stron ...

    Senior Quantitative Developer for High Performance Trading

    A leading financial services firm in London is seeking a talented Quantitative Developer to build next-generation trading platforms. You will develop and maintain trading systems using C++ and Python, implement quantitative models, and contribute to architectural decisions. This role offers market-leading compen ...

    Senior C++ Engineer Large Scale Pricing & Risk Engine

    A leading financial services firm in the UK is seeking a skilled developer with expertise in C++ and Python to work on an entire engine for pricing and risk valuation services. The ideal candidate will have 5 to 10 years of experience in systems software development and be able to contribute to both code writing ...

    Rust Quant Developer — Real Time Trading & ML

    A major financial recruitment agency is looking for a Rust Quant Developer to help develop a new systematic trading platform for a top hedge fund. This role offers collaboration with a talented team, exposure to all aspects of quantitative trading, and a chance to work on high-quality machine learning systems. I ...

    Graduate Quant Developer / Researcher Hybrid London

    An elite quantitative trading firm in London is seeking an exceptional graduate for the role of Graduate Quant Developer. In a hybrid working environment, you will build high-performance trading systems, research models, and collaborate with leading technologists. This unique opportunity offers a meritocratic cu ...

    Senior Software Engineer – Property Based Testing (London)

    Open Source Pledge is seeking a developer for its London team to build Hegel, a new family of property-based testing libraries. You will work on open-source initiatives requiring proficiency in property-based testing and familiarity with languages like Python and Rust. The role emphasizes collaboration and high ...

    Senior Developer: Lead Systems & VAS (Hybrid)

    Electus Recruitment is seeking a Senior Developer in Redhill to shape technical direction in bespoke hardware and software solutions. This role involves leading system design, mentoring a team, and working with advanced technologies. Key qualifications include strong experience in Linux environments, proficiency ...

    Senior Python Engineer: Real Time Data at Scale

    Partnerize is seeking a skilled software developer with 5-7 years of experience in Python to develop near real-time data processing systems. The role involves creating scalable and resilient systems while collaborating with architects and maintaining high-quality code. Preferred qualifications include experience ...

    Graduate Software Engineer — Intelligent Automation

    A technology company in Manchester is seeking a Software Developer to transform and optimize business processes using the latest automation tech. Responsibilities include creating software solutions, supporting client projects, and collaborating with cross-functional teams. The ideal candidate has a Bachelor's d ...

    Backend & Platform Engineer, Developer Experience

    A leading audio streaming service in London seeks a Backend Developer to enhance software development processes. You will develop and maintain features using Java, Python, or Node.js, and work within a flexible, collaborative environment. The ideal candidate will have experience in backend development, strong co ...

    Senior Software Engineer – Property Based Testing (London)

    Open Source Pledge is seeking a developer for its London team to build Hegel, a new family of property-based testing libraries. You will work on open-source initiatives requiring proficiency in property-based testing and familiarity with languages like Python and Rust. The role emphasizes collaboration and high ...

    Senior Python API Engineer – AWS SaaS (Remote + Stock)

    Client Server is seeking a Senior Software Engineer / Developer in London who specializes in Python, AWS, and API development. You will design and enhance core platform features while working within a collaborative environment. Opportunities include remote or hybrid work, a competitive salary of up to £100k, and ...

    Staff ML DevTools Engineer (Python/C++, PyTorch)

    Arm is seeking a Staff Software Engineer located in Cambridge, UK. In this role, you will design and build developer-facing tools, collaborating with teams to enhance usability and performance. The ideal candidate will have proven experience in software development, proficiency in Python and C++, and familiarity ...

    Azure Integration Engineer: Data Platform & APIs

    Mirai Talent in Hemington, England is looking for an Azure Integration Developer to architect and maintain integrations using Azure Logic Apps and Functions. Responsibilities include managing APIs through Azure API Management and supporting an event-driven architecture. The ideal candidate has over 2 years of ex ...

    Hands On Robotics Software Control Engineer

    RoBAT Limited in Macclesfield is hiring a Robotic Systems Software Control Developer. The role involves hardware/software integration, motion control, and computer vision. Candidates should have a degree in Computer Science or Software Engineering, and experience with C/C++, .NET, and Python is required. This fu ...

    Backend Engineer: High Performance I/O & Storage

    Viridien in Crawley seeks a Software Developer to design and develop high-performance services for data storage and access. The ideal candidate has strong experience in C, C++, Go, or Python, and a proven ability in building backend services and optimizing performance for I/O-intensive systems. Benefits include ...

    Senior Python Full Stack Engineer Hybrid (Newcastle)

    A leading technology recruitment firm is seeking a Senior Python Full Stack Developer in Newcastle upon Tyne. In this role, you will develop high-performance web applications and cloud solutions in a rapidly expanding engineering firm working on tools for offshore wind and marine operations. The position offers ...

    Front Office RAD Developer: Trader Tools Lead

    A leading global financial services firm is seeking a Senior RAD Developer to work within a fast-paced trading environment. The role involves developing and maintaining trader tools, requiring robust skills in VBA and Python, alongside strong communication and requirement gathering abilities. Candidates must be ...

    Senior Quant Software Engineer Python/C++ for Production

    Hunter Bond is seeking a Senior Quant Software Developer to join a leading quantitative investment fund in London. In this role, you'll collaborate with elite researchers to develop high-performance systems in Python and C++. Key responsibilities include optimizing system performance and building data pipelines. ...

    Remote Backend Engineer (Python/Flask) – APIs & Reliability

    Morta is looking for a Backend Developer in Greater London to build backend services and APIs using Python and Flask. This role involves designing reliable background jobs with tools like Celery and Redis, collaborating on architectural decisions, and improving overall system performance. The position supports a ...

    VP Quant Dev — High Performance Finance Tech

    Citi is seeking an experienced Quantitative Developer to join the Numerical Performance Group in London. The successful candidate will design, develop, and enhance quantitative libraries for pricing and risk management, utilizing advanced C++ and computational techniques. Strong experience in high-performance co ...

    Python Backend Engineer – Front Office Trading Platform

    Apex Systems is seeking a skilled backend developer to design and implement Python solutions within the structured Notes domain. This role involves close collaboration with Quants, Sales, and Trading to ensure clean API integration and support for crucial systems. Ideal candidates will have 5+ years in a front o ...

    Jetson AI & Linux Software Engineer

    Yoh, A Day & Zimmermann Company is seeking a talented Linux Software Developer located in Worcester, UK, to develop and maintain the software infrastructure for products relying on Linux. The ideal candidate will have expertise in Python, experience with the NVIDIA Jetson platform, and a strong background in dep ...

    Full Stack Software Engineer — Cloud Native & Secure CI/CD

    Accenture is looking for a skilled developer to create traditional and serverless applications using CI/CD processes. The role requires experience with Java, Python, or similar languages, and expertise in cloud technologies like AWS, Azure, or GCP. You will work in an agile environment, ensuring quality through ...

    Senior Python Engineer: Real Time Data Pipelines (Remote)

    Vortexa, a fast-growing technology company in Greater London, is seeking a skilled developer to design and build scalable data pipelines and applications. Candidates should be fluent in Python, experienced with distributed systems and excited about working in a dynamic startup environment. Responsibilities inclu ...

    Senior Python Engineer Enterprise APIs & Cloud

    Liberty Information Technology Limited in Belfast seeks a Software Developer to solve complex business problems and deliver high-quality software. The role requires expertise in Python programming, API design, and experience in agile environments. Benefits include health insurance, flexible working hours, and op ...

    Staff Kernel & Driver Software Engineer

    A technology company in AI compute seeks a skilled developer to design and implement OS kernel and device driver software. The ideal candidate will have a strong background in C/C++ and Python programming, along with experience in operating system kernel development. Strong problem-solving skills and effective c ...

    Hybrid Backend Engineer: Data & API Tools for SME Growth

    A fast-growing finance company in Greater London is looking for an Entry Level Back End Acquisition Tech Developer. The role focuses on driving customer growth through data engineering and tooling, requiring strong proficiency in Python and SQL. The ideal candidate should thrive in an unstructured and dynamic en ...

    Backend Engineer, Core Infrastructure: Scale & Reliability

    A leading tech company in Greater London is looking for a Backend Engineer to build and maintain the platform foundations for their services used by over 600M users globally. You will be responsible for ensuring reliability, scalability, and providing developer tooling so that engineering teams can deliver featu ...

    Python Backend Engineer Enterprise REST & CI/CD London

    A recruitment agency is seeking a Backend Developer in London. This role offers a salary up to £65,000 p.a. with three office days per week. Responsibilities include developing in-house business systems, collaborating with teams, and following Agile methodologies. Candidates should have proven experience in ente ...

    Senior Full Stack Engineer (Hybrid) | Node, React, API, Linux

    A technology solutions company is seeking an experienced developer to join their team in Ware, England. Responsibilities include developing server-side applications with Node.js and Python, as well as designing user interfaces using modern JavaScript frameworks. The ideal candidate will have at least 3 years of ...

    Backend Engineer Core Infrastructure

    As a Backend Engineer on Spotify's Core Infrastructure team, you'll build and maintain the platform foundations that power Spotify for 600M+ users globally. You'll work on reliability, scalability, and developer tooling—ensuring engineering teams can ship features rapidly and safely. Skills Requir ...

    AI Engineer: Production ML, LLMs & Pipelines (SC Cleared)

    A technology company in Gloucester seeks an AI Developer/Engineer to design and deliver advanced AI solutions. This role involves developing intelligent applications and deploying machine learning models, requiring strong Python skills and experience with frameworks like PyTorch and TensorFlow. Ideal candidates ...

    Senior Software Lead — Linux & Networking

    A leading company is looking for a Senior Software Developer to join their team in Coventry. This role involves technical leadership, mentoring junior developers, and collaborating across departments to enhance product development. Ideal candidates will have strong skills in Linux and Python, as well as a degree ...

    Real Time Energy Forecasting Scientist

    A profitable energy scale-up in Manchester is seeking a Software Developer to tackle real-world energy challenges. This role involves developing and maintaining software, collaborating on innovative solutions, and problem-solving in a team-focused environment. Ideal candidates will have 3+ years of software deve ...

    Real Time Energy Forecasting Software Engineer

    A growing technology company based in Manchester is seeking a skilled software developer to join their team. In this role, you'll solve complex energy problems and improve systems in a fast-paced environment. The ideal candidate has experience in software development, especially with Python and TypeScript. You'l ...

    Quantitative Developer — Build Market Analytics Models (Hybrid)

    A leading financial software firm in the City of London is seeking a Quantitative Developer to design and build algorithms for market surveillance. The role requires proficiency in C#, C++, or Python and a strong mathematical background. The ideal candidate has experience in financial services and is keen to inn ...

    Python Engineer Front Office IT & Cloud

    A leading trading company seeks a developer to support Traders and Analysts in a fast-paced environment. You will utilize your expertise in Python for building Web APIs and optimizing database performance. The role requires strong communication skills and experience with CI/CD processes, particularly in a Micros ...

    AI Agent Platform Engineer — Remote & High Ownership

    A leading AI development company in the UK is seeking a Developer to design and scale AI agent tools. The role involves building efficient and reliable systems, requiring expertise in Bash, Python, or Node.js. Ideal candidates will be self-driven, comfortable with ownership, and possess excellent problem-solving ...

    Hybrid Azure AI & Data Scientist

    A leading managed IT services provider is seeking an AI & Data Developer passionate about machine learning and Azure technologies. The role involves designing and delivering effective ML solutions, collaborating with teams, and ensuring quality deployment of models. Ideal candidates will have a DP-100 Azure cert ...

    Trading Developer High Performance Trading Tools (Hybrid)

    A leading energy solutions company in the UK seeks a Trading Developer to design high-performance trading tools. This role involves collaborating with multiple teams to create scalable solutions that support trading activities. Candidates must have expertise in programming languages like Python, C#, C++, and VBA ...

    Graduate Software Developer – Banking Innovation

    A leading technology consultancy in London is looking for a Graduate Software Developer to join a prestigious banking institution. In this full-time role, you will design and develop software solutions while working with cross-functional teams. Candidates should have a minimum 2:1 in Computer Science or Software ...

    Hybrid Power BI Developer — 6 Month Contract

    A leading recruitment firm is seeking an experienced Power BI Developer for a 6-month contract in Warwick. The role involves designing and developing Power BI dashboards, integrating Python scripts, and ensuring clean data from back-end sources. The ideal candidate will have 5-10 years' experience and must be ab ...

    Frontend Engineer (Remote) — API‑Driven Platform

    A technology company in London is seeking a software developer to enhance their new HX Workbench platform. The ideal candidate will have experience in software development and proficiency in Python, as well as familiarity with cloud infrastructure. Responsibilities include translating designs into web pages, sup ...

    Senior Python/Django Backend Engineer Lead & Scale (Remote)

    A technology company is seeking a Senior Developer with strong Python and Django expertise to take ownership of back-end systems. You'll work within a fast-paced environment, contributing to the Django REST API and enhancing system performance. This role offers a clear path toward technical leadership as the tea ...

    Senior Embedded Security Software Engineer (C/Python)

    A security solutions company in Cambridge seeks a Senior Software Developer skilled in C and Python for embedded systems. Responsibilities include designing and testing next-gen cryptographic Hardware Security Modules. Candidates should have a degree in a relevant field and experience in Linux environments. This ...

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      Fullstack Developer React Python Aienabled Focus Jobs in United Kingdom Job Search Guide, Trends and Insights