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    Lead Web Application Developer Flexible Scheduling

    Iowa State University Research Park is seeking a motivated Web Application Developer to lead advanced web development projects. This role allows for flexible scheduling and requires strong programming experience in languages like PHP or Python, along with a good grasp of RDBMS and source control. The ideal candi ...

    Ruby on Rails Developer — Ownership, Equity & Hybrid London

    A fast-growing technology business is looking for a Ruby on Rails Developer in London (hybrid). You'll work on a modern platform focusing on backend services and APIs, with the opportunity to influence architectural direction in a small team. The role requires 2+ years' experience in Ruby on Rails or Python, and ...

    Staff Kernel & Driver Software Engineer

    A pioneering AI compute firm in Bristol is seeking a skilled software developer to design and implement OS kernel and device driver software. You will work closely with hardware engineers in an agile environment, applying your expertise in C/C++/Python, and contribute effectively to technical discussions. The co ...

    Senior Backend‑Focused Full‑Stack Engineer — Scale Impact

    A leading educational technology company in Greater London is searching for a Full-Stack Developer to engage in backend and frontend development using cutting-edge technologies like Python and Django. The ideal candidate will thrive in a collaborative environment and drive innovation through data-driven decision ...

    Senior Backend Architect (Remote) Multitenant

    A dynamic technology education provider in the United Kingdom is searching for a skilled developer to join their remote team. The ideal candidate will have deep expertise in multitenancy and experience with statically typed languages such as C#, Java, or Kotlin. A strong willingness to learn Python and mastery o ...

    Mid Senior Python Backend Engineer — AI/ML Focus (Europe)

    A small AI-driven software house is looking for a mid-senior backend Python developer to create high-quality software solutions. You will work closely with product owners and senior engineers. The role offers a competitive salary between £60,000 and £70,000, with the flexibility to work from anywhere in Europe. ...

    Hybrid Weapon Systems Algorithm Developer ML/Simulink

    A leading defense technology company in Bristol seeks an Algorithm Developer to join their Weapon System team. This role involves designing and testing mathematical algorithms using Matlab/Simulink and Python, and collaborating with software teams to implement these algorithms. Candidates should possess a numera ...

    Weapon Systems Algorithm Developer (Hybrid, Flexible)

    A leading defence organisation in Bristol is seeking an Algorithm Developer to join their Weapon Systems team. This role involves designing and testing mathematical algorithms using Matlab/Simulink and Python, collaborating with various departments, and enhancing the development process. The ideal candidate will ...

    Lead AI Platform Engineer: Build Scalable Agentic Systems

    A technology firm is seeking a Senior AI Platform Engineer to help build AI-driven simulation software for engineering and manufacturing. The successful candidate will implement advanced infrastructure, ensuring robust developer experiences while managing key initiatives. Candidates should have over 3 years of r ...

    Remote Backend SaaS Engineer — Python & API

    A leading open source software company is looking for a talented software developer to create new features and improve the Landscape codebase. The role involves remote collaboration with a global team, committing to high-quality code and automated testing, and requires strong proficiency in Python and experience ...

    Senior Backend Engineer Cloud Native APIs & Pipelines

    A technology solutions company based in Coventry is looking for a skilled developer to lead the creation of secure, scalable cloud-native backend systems. This role requires extensive experience with AWS services, strong Python proficiency, and an understanding of infrastructure automation. You will collaborate ...

    Senior Market Data Engineer — C++/Python, Hybrid

    A leading data analytics firm is seeking a Senior Developer to build and maintain data parsers for market data. The role requires experience in C++ and Python, with a background in financial market data. Responsibilities include owning development projects and delivering new solutions. The company offers competi ...

    Identity & API Engineer – Cloud IAM & Pub/Sub

    A leading tech company in South Yorkshire is seeking an experienced Application Developer to build secure identity and access workflows. The ideal candidate will have over 10 years of relevant experience, working closely with technical teams to implement robust automation and governance workflows. Key responsibi ...

    Full Stack Web Developer in Nottingham Unitemps

    Job Requirements The job requires a Full Stack Developer or similar. Strong proficiency in front-end technologies, including HTML5, CSS3, JavaScript. Experience with a modern JavaScript framework (e.g., React, Angular, Vue.js). Solid understanding of back-end development lan ...

    Exploit Developer — Offensive Security Engineer

    A leading security recruitment firm is seeking an Exploit Developer in Basingstoke. This role involves developing robust software within unique environments while supporting vulnerability research. Ideal candidates will have extensive experience in software development and secure practices, proficiency in langua ...

    Junior Data Analytics & Visualization Engineer (Hybrid)

    A leading motorsport team in the UK is seeking a skilled software developer to create tools for the analysis and visualization of experimental data. You will work closely with engineers to enhance car performance through innovative software solutions. A strong academic background in Mechanical or Aeronautical En ...

    Global Market Data Engineer (C++/Python)

    A global trading firm in Greater London is seeking a Market Data Developer to build and support a C++ technology stack for trading across various markets. In this role, you'll work with software engineers on full-stack development and collaborate closely with traders and quantitative researchers. Required qualif ...

    Senior Backend Python Engineer – Scale & Impact (Hybrid, London)

    A leading grounds maintenance company is seeking a Senior Backend Developer to join a product-focused engineering team. You will design and build backend applications that support complex workflows. The role combines exciting challenges in a hybrid working environment, fostering professional growth with clear ca ...

    Senior Full Stack Engineer – Aviation Systems (Python/.NET)

    NineTech is hiring a Senior Full Stack Developer in West Drayton, offering a salary of £70,000 – £80,000. You will join a collaborative team focused on building advanced software solutions for aviation. Key responsibilities include designing scalable applications, developing backend APIs, and contributing to sys ...

    Senior DevTools Engineer Hybrid Work, High Impact Tools

    Tower Research Capital, located in Greater London, is seeking an experienced software engineer to enhance developer productivity and systems infrastructure. You'll design tools, automate workflows, and collaborate across teams. Ideal candidates should have strong programming skills in C++, Rust, and Python, alon ...

    Senior Alveo Developer: AWS Cloud & Market Data Pipelines

    EPAM Systems is seeking a Senior Alveo Developer to lead the design and optimization of market data unification processes in a dynamic financial environment. The ideal candidate will have hands-on experience with Alveo or similar data management platforms, strong programming skills in Java, Python, or Scala, and ...

    Senior Quantitative Developer Rates & Derivatives

    A global financial institution is looking for a Quantitative Developer to enhance its Rates business through advanced modeling solutions. The role involves developing and implementing sophisticated analytical and risk management models while ensuring they are well-documented and tested. Ideal candidates will pos ...

    Quant Dev Trading & Client Controls (Hybrid)

    Deutsche Bank in London is seeking a Quantitative Developer for the Trading and Client Controls team. You will be responsible for developing anomaly detection models to identify fraud, managing stakeholders, and driving high-quality code development. The role requires strong data science skills, excellent progra ...

    Nuclear I&C Commissioning Software Engineer

    Assystem GmbH in Bridgwater is looking for a skilled Software Developer to support Instrumentation & Control (I&C) system commissioning on a major nuclear project. The role involves designing, developing, and testing software solutions while collaborating with multidisciplinary teams. Candidates should have stro ...

    Senior Multilingual NLP Engineer

    SAS is seeking a Linguistic Developer in Glasgow, Scotland. In this hybrid role, you will develop high-quality text analytics software and participate in cutting-edge natural language processing research. Candidates should have a minimum of 5 years of experience in NLP, strong programming skills in Python and SA ...

    Senior Python Backend Engineer — Greenfield Apps & Equity

    Client Server is seeking a Senior Python Developer to work on innovative systems related to Arctic exploration in Cirencester. This role offers a salary up to £85k and the opportunity to design and develop data-centric applications. You'll be working in a close-knit team at a tech start-up, focusing on backend s ...

    Backend Software Engineer DV Cleared, Onsite Gloucester

    Forwardrole is seeking a Back End Software Developer to join their project teams in Gloucester, working 3 days a week on-site. This role involves designing and developing software solutions in secure environments and requires familiarity with technologies like Java Enterprise and Python. The day rate is up to £8 ...

    Applied ML Engineer — LLM Evaluations & MLOps

    APPLE seeks an Applied Machine Learning Engineer for its Developer Publications Intelligence team in Greater London. The role involves building and integrating machine learning models, driving MLOps excellence, and collaborating with cross-functional teams. Candidates should have strong programming skills in Pyt ...

    Senior Payroll Data Engineer: Bitemporal Engine & DAG

    Ebury in Greater London is looking for a skilled backend developer to design and implement a comprehensive payroll calculation engine. The role requires deep expertise in Python and Node.js/TypeScript, alongside PostgreSQL mastery. You'll be responsible for developing data ingestion pipelines and ensuring robust ...

    Quant Developer, Fraud & Trading Controls (Hybrid)

    Deutsche Bank AG is looking for a Quantitative Developer in London to join the Trading and Client Controls team within Group Strategic Analytics. This role involves developing anomaly detection models to identify fraud across all products and businesses. Candidates should have strong programming skills in Python ...

    Remote Software Developer Contract Build Scalable Apps

    YO IT Consulting is looking for a Remote Software Developer to join their team. The role encompasses designing and maintaining scalable applications across various programming languages such as Python, Java, and more. The ideal candidate will have 3+ years of experience and strong problem-solving skills, thrivin ...

    Senior Developer Lead Satellite Solutions (SC Clearance)

    ISR Recruitment is seeking a Senior Developer in Redhill, Surrey, to lead a team in system design and development for a satellite communications provider in the MOD sector. The position requires good programming skills in Linux, MySQL, Python, PHP, and more, along with an ability to work individually and within ...

    Quantitative Developer Algorithmic Trading & Data Systems

    DRW is seeking a Quantitative Developer in London to design and implement software solutions that enhance algorithmic trading strategies. You will work closely with researchers and handle large-scale data processing, optimizing trading systems. The ideal candidate has a degree in a technical discipline ...

    Quantitative Developer European Power & Gas

    Stars Arena is seeking a European Power and Gas Quantitative Developer in London. This full-time role requires 3-5 years of software development experience and proficiency in Python and SQL. The ideal candidate has a deep understanding of Agile methodologies and will focus on performing computationally intensive ...

    Backend Mobile Apps Engineer (Python/Django) – London

    Java Script Works is seeking a Backend Mobile App Developer specializing in Python and Django. The ideal candidate will have at least 1 year of experience in backend development and hold a 1st class degree in a relevant field. Knowledge of frontend development is an added advantage. Compensation ranges ...

    GenAI Lead Developer Drive AI Solutions & Ops Innovation

    Aviva in Norwich is looking for an AI Developer to join the GenAI team, delivering innovative solutions for Claims Operations. You will lead projects that shape the future of AI solutions, working in a dynamic and supportive environment. The ideal candidate is proficient in Python and has strong experi ...

    Global Full Stack Python/React Engineer: Prototyping Impact

    Vitol Group is seeking a Full Stack Desk Developer proficient in Python and React to join their Greater London team. The role involves working collaboratively across various business lines, developing innovative full-stack applications aimed at optimizing operations in the energy commodities sector. Id ...

    Hybrid Weapon Systems Algorithm Developer ML & Geospatial

    A leading defense contractor in Gloucester is seeking an Algorithm Developer to join their advanced weapon system development team. The position requires expertise in designing and testing mathematical algorithms using Matlab and Python, alongside experience in machine learning and numerical simulations. Candida ...

    Backend Engineer: Python/Java APIs & Scalable Systems

    ELLIOTT MOSS CONSULTING PTE. LTD. is seeking a skilled Backend Developer in Penarth, Wales. The successful candidate will design, develop, and maintain scalable backend services using Python and Java. Responsibilities include implementing RESTful APIs, integrating backend services with front-end applications, an ...

    Finance Software Junior Developer — London, Full Time

    TwentyCi Ltd is seeking a Junior Developer to join our dynamic team in London. This full-time role offers the opportunity to work closely with experienced developers in the accounting/financial/insurance industry. You will design, develop, and maintain software solutions while gaining valuable experien ...

    Graduate Software Engineer Python/Java/C/C++

    Java Script Works is looking for a Graduate Software Developer to join their team in Cambridge, United Kingdom. The ideal candidate should have a minimum of AAA at A Level or equivalent UCAS points and be proficient in coding with C++, Java, Python, JavaScript, or C#. The role offers a competitive salary of up t ...

    Low Code Fleet Operations Engineer

    Wayve in London is seeking a Low-Code Developer to join our Fleet Operations team. You will design and implement internal systems that drive our fleet operations, collaborating with cross-functional teams to create effective data-driven solutions. The position requires strong proficiency in JavaScript, ...

    Django Developer – Investment Management (London)

    Stars Arena is looking for a Django Developer to join their Investment Management team in London. This full-time position offers compensation of up to £90K. Candidates must have a 2:1 degree in Computer Science, Maths, Physics, or Chemistry from a Red Brick UK or EU University, along with experience in Django an ...

    Junior Frontend Engineer: Fintech GUI & Data Visuals

    Java Script Works is seeking a developer to focus on frontend development of the GUI and data display for our Quant Team. This innovative start-up is pioneering a new concept for the financial markets. The role involves working with a stack that includes JavaScript frameworks along with HTML/CSS and Py ...

    Front Office Derivatives Developer

    Marex in Greater London is seeking a Front Office Developer to deliver trading tools and applications focusing on hedging and risk management. The ideal candidate should have strong skills in Python and software design, along with the ability to work autonomously and under pressure. This position entails close c ...

    Hybrid Full Stack Engineer: AI, Azure & FinTech

    Aimtech Recruitment is seeking a Full Stack Developer in Greater London to design and develop scalable applications for a Financial Services client. This hybrid role demands expertise in C#, ASP.NET Core, Python, and experience with integrating AI solutions and cloud technologies. Strong back-end development wit ...

    Backend Engineer, Developer Experience Tools

    User Testing Company in Edinburgh is seeking a Backend Engineer to join their Developer Experience team. This role aims to enhance engineering workflows and improve how software is built and deployed. Ideal candidates will have solid experience in building backend systems and proficiency in Node.js, Python, or G ...

    Remote Software Engineer — Scalable Full Stack Apps

    YO IT Consulting is looking for a Software Developer to join a collaborative team focused on driving innovation and technical excellence. The ideal candidate will have over 3 years of experience in software development using modern programming languages. Responsibilities include designing scalable applications, ...

    Software Engineer (C++/Python) – Risk Systems (London)

    Client Server is seeking a Software Engineer / Developer for a hands-on role in London, focusing on financial Risk systems. With a competitive salary of up to £130k plus a significant bonus, the position offers benefits such as a pension, healthcare access, and work-from-home options. Candidates should possess s ...

    Principal Engineer C#/.NET, AWS, AI Driven FinTech

    Client Server is looking for a Principal Software Engineer / Developer (C# .Net AWS Python) in London with a salary up to £120k. In this role, you will architect and build scalable solutions, collaborate with Agile teams, and drive AI adoption. Key qualifications include strong C# and AWS skills, experience with ...

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      Fastapi Python Developer Jobs in United Kingdom Job Search Guide, Trends and Insights