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Low Latency C++ Engineer for Trading Systems

Hunter Bond is seeking an experienced C++ Software Engineer to develop performance-critical trading systems in Greater London. The successful candidate will join a core engineering team focused on low-latency, high-throughput systems that are integral to trading operations. Responsibilities include building and ...

Production ML Engineer for Renewable Energy (6 Month Contract)

ONYX Insight is seeking an ML Engineer for a 6-month contract to develop and deploy machine-learning solutions in the renewable energy sector. In this role, you'll be responsible for building scalable software that supports AI models, working closely with Data Scientists and Software Engineers. Strong experience ...

Principal Vulnerability Engineer LLM Powered Research & Tools

watchTowr is seeking a Principal Vulnerability Engineer in the Greater London area to engage in hands-on vulnerability research and software engineering. You will lead security efforts on critical vulnerabilities, build production-quality tools, and innovate with LLM technologies. Candidates should have 5+ years ...

Backend Engineer Crypto Trading Platform (Go)

Talos, based in London, is seeking a Software Engineer to build high-performance backend systems for crypto trading. You will work on various components including order routing and risk systems, ensuring performance and security in a fast-paced environment. Candidates should have over 3 years of software enginee ...

Senior Backend Engineer, AI Infra & Scale

Nebius is looking for a software engineer in Greater London to join their team focused on AI cloud infrastructure. The role involves scaling distributed systems, optimizing AI performance, and enhancing system reliability. Candidates should have at least 5 years of software development experience, strong skills ...

Principal AI Software Architect & SVP (Hybrid)

Citi is seeking a Principal AI Software Engineer in Greater London to design and implement advanced AI systems. You will need exceptional Python skills, experience with Generative AI and LLM frameworks, and a comprehensive understanding of software design principles. The role involves architecting cutting-edge s ...

Climate Tech Software Engineer: Heat Transfer & 3D Visualization

Carbon13 is seeking a Software Engineer to join their platform team in Greater London. You will develop critical algorithms and services addressing the urgent issue of building decarbonisation. The ideal candidate has at least 5 years of software development experience and proficiency in Python, with s ...

Cyber Software Engineer: Secure Systems & AI/DS

Cyber UK seeks a Cyber Software Engineer in Manchester, England. Successful candidates will join teams focused on AI/DS, Cyber, Cloud, and more, contributing to National Security efforts. Applicants must have strong C or C++ experience, familiarity with Python, and be comfortable with Linux or Windows. <p ...

AI Research Software Engineer – Real Time Vision & ML

The University of Surrey is offering an exciting opportunity for a Research Software Engineer as part of the CoSTAR project. This role involves planning, coordinating, and implementing research programmes while leading small research projects. Ideal candidates will hold a Master's degree and possess a ...

Quantum Software Engineer: Compiler & Error Mitigation

A pioneering quantum technology firm in Reading is seeking a Quantum Software Engineer. In this role, you will advance quantum systems by developing software for efficient compilation and execution of quantum programs. You’ll tackle challenges like quantum error mitigation and correction while collaborating with ...

Staff Software Engineer: AI Driven Hardware Automation & SRE

A leading semiconductor company in the UK is looking for a talented software engineer to develop a cutting-edge automation system. In this role, you'll create workflows for hardware performance testing and collaborate closely with multidisciplinary teams. Ideal candidates should have experience in software build ...

Principal Software Architect – Distributed Platform & AI

A leading tech company in Greater London is seeking a Principal Software Engineer to lead the architectural evolution of their platform. In this hands-on role, you will drive technical initiatives, mentor developers, and design scalable solutions. Ideal candidates have 12+ years of software engineering experienc ...

AI Native Junior Software Engineer Remote & Flexible Hours

A leading cleaning services platform in London is seeking a Junior Software Engineer to solve complex problems and build scalable platforms. You will work with a variety of technologies such as Python, Django, and Angular, and contribute to improving user experiences. The ideal candidate will have a strong educa ...

Junior IoT & Embedded Systems Engineer Flexible Growth

BES Group in Warrington is seeking a Junior IoT & Embedded Systems Engineer to join their Asset Reliability team. In this role, you'll develop skills in embedded systems, working with hardware and software components to support asset reliability solutions. You will contribute to building and prototypin ...

Senior QA Engineer: Growth Driven Quality & Automation

Java Script Works is seeking a seasoned software engineer in Greater London. The ideal candidate will have at least 5 years of experience in QA and software engineering, along with proficiency in one or more programming languages such as Java, TypeScript, or Python. You will be responsible for producing high-qua ...

Full Stack Engineer / Senior Full Stack Engineer in Bristol Perceptual Robotics

Requirements: A proven track record of developing modern web applications in a collaborative tech team (minimum 3 years) Strong core JavaScript and Node.js programming skills Strong React skills Experience with event-driven design patterns and frontend state managem ...

Technical Lead Front End (React) Work from Home

Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year for two conse ...

Lead Software Engineer Homeworking / Work from Home

Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year for two conse ...

Lead Developer Work from Home

Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year for two conse ...

Senior Frontend/Full Stack Engineer Client Facing AI

Nicoll Curtin is seeking a Senior Full Stack Engineer in the United Kingdom to work with a leading prop tech firm. This role involves building TypeScript applications using React and Node, and engaging directly with clients to shape solutions. Candidates should have strong experience in client-facing environment ...

Mid Level Python Developer

Overview OB have partnered with a FinTech company, who are looking to bring on 2 x Mid-Level Python Developers to their highly skilled engineering team. You’ll have the opportunity to work closely with the CTO & Head of Engineering to have an impact from day one, and develop their systems. ...

Python Developer Fully Remote

Overview Python Developer — Fully Remote (UK based) / flexible working hours Salary: Circa 60K – 75K + Benefits This is a diverse, autonomous role where you’ll be responsible for taking ownership of a variety of scalable backend web applications. Responsibilities <li ...

Graduate Data Analyst Python

Data Analyst Course Programme – Job Guarantee IncludedMake your application after reading the following skill and qualification requirements for this position.Complete online training designed to take you from zero experience to your first data analyst role. Study part-time, build fundamental skills, ...

Senior Data Engineer

Join to apply for the Senior Data Engineer role at Lloyds Banking Group . This range is provided by Lloyds Banking Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range S ...

P&L Python Developer

Job Detils: Role Name : P&L Python Developer Type : Contract – Inside IR35 Location : Bromley (BR1 1LR) / London, UK Hybrid/Remote : Hybrid – 3 days per week onsite Start Date : ASAP Duration : 12 Months Job Description: ...

Python Full Stack Developer

Python Full Stack Developer Requirements Develop highly scalable applications in Core Python. Hands-on with Python web frameworks such as Django, Flask, or FastAPI. Experience working on SQL with ability to run various data analytics tas ...

Front Office Python Developer

Full Stack Python Developer London / Hybrid | Permanent A global financial markets business is hiring a Full Stack Python Developer to join a high-impact enterprise engineering team working on one of its most strategic platform initiatives. T ...

Forward Deployed Engineer

Pivotal Partners is exclusively partnered with a Series D ($1.1B) AI company defining the AI Software Development space. Backed by top-tier investors and founded by a deeply technical team (ex-Scale AI, Cursor, Modal, Google DeepMind, and Waymo), the company is already valued at $12B. <p ...

Graduate Software Engineer – ML Data Platform

Graduate Software Engineer – ML Data Platform Graduate Software Engineer – ML Data Platform Employment Type: Full-time and Permanent Remuneration: £60–70k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory ...

RF / Wireless Algorithm Implementation Developer

Turning RF comms algorithms, models and metrics into robust, optimised production code Cambridge; to £highly competitive + benefits This company works at the cutting edge of RF communications hardware, firmware and software design. They are seeking a software engineer with practiced skills ...

Software Engineer Up to £400k + Bonus London

Job title: Software Engineer (C++/Python) Client: Performance Software Scale Up Salary: up to GBP 400,000 per annum + Bonus (DOE) Location: London - United Kingdom The role My client are seeking a talented engineer to join their existing team of elite software engi ...

RF / Wireless Algorithm Implementation Developer

This company works at the cutting edge of RF communications hardware, firmware and software design. They are seeking a software engineer with practiced skills working with low level algorithms as may be used for radio communications, DSP, signal modelling and metrics – and who has translated these into optima ...

RF / Wireless Algorithm Implementation Developer

This company works at the cutting edge of RF communications hardware, firmware and software design. They are seeking a software engineer with practiced skills working with low level algorithms as may be used for radio communications, DSP, signal modelling and metrics – and who has translated these into optima ...

Backup and Storage Engineer

Join to apply for the Backup and Storage Engineer role at TieTalent 6 days ago Be among the first 25 applicants Join to apply for the Backup and Storage Engineer role at TieTalent AboutRole: Backu ...

Senior Product Engineer

Join to apply for the Senior Product Engineer role at 9fin 2 days ago Be among the first 25 applicants Join to apply for the Senior Product Engineer role at 9fin Get AI-powered advice on this job and more exclusive fe ...

Senior Full Stack Engineer (Frontend Focus)

This exciting start-up is working on innovative tech for the AI industry, building a platform with the goal of achieving maximum efficiency & performance at compiler level! Their product team is responsible for designing, building, and maintaining their web-based platforms—ranging from customer-fac ...

CTO AI Governed Web3 Stablecoin | Equity & Tokens

A leading blockchain technology firm in London is seeking a Senior Engineer to drive AI-governed asset-backed stablecoin initiatives. The role requires extensive experience in frontend development with React and Node.js, as well as practical knowledge of AI/ML systems. Candidates should have at least 15 years in ...

Java Developer

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as hig ...

Java Developer

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as hig ...

Data Engineer

Senior Consulting Engineer - Forward Deployed London | Hybrid / client-site as needed | Active SC clearance required I’m supporting a fast-growing data and AI consultancy, founded by ex-Palantir engineers, as they build out a team of SC-cleared Consulting Engineers ac ...

Data Engineer

Senior Consulting Engineer - Forward Deployed London | Hybrid / client-site as needed | Active SC clearance required I’m supporting a fast-growing data and AI consultancy, founded by ex-Palantir engineers, as they build out a team of SC-cleared Consulting Engineers ac ...

Data Engineer

Senior Consulting Engineer - Forward Deployed London | Hybrid / client-site as needed | Active SC clearance required I’m supporting a fast-growing data and AI consultancy, founded by ex-Palantir engineers, as they build out a team of SC-cleared Consulting Engineers ac ...

Data Engineer

Senior Consulting Engineer - Forward Deployed London | Hybrid / client-site as needed | Active SC clearance required I’m supporting a fast-growing data and AI consultancy, founded by ex-Palantir engineers, as they build out a team of SC-cleared Consulting Engineers ac ...

Data Engineer

Senior Consulting Engineer - Forward Deployed London | Hybrid / client-site as needed | Active SC clearance required I’m supporting a fast-growing data and AI consultancy, founded by ex-Palantir engineers, as they build out a team of SC-cleared Con ...

Senior Full Stack Engineer: Real Time Data UI Platform

A leading cloud analytics firm in the UK seeks a Senior Full-Stack Engineer to design and build scalable user interfaces for data-heavy applications. The role emphasizes frontend expertise while requiring collaboration across backend services. Ideal candidates will have at least 5 years of experience and profici ...

Python Developer Fixed Income

Fixed Income Python Developer – Vertus Partners We are currently recruiting for an experienced Python developer to join the Fixed Income front office trading team at a leading investment bank. The work will focus on the Pricing & Risk areas of Fixed Income and will involve building out a ...

Senior Frontend Engineer

Location: Solihull (Hybrid – 2 days per week in the office) The Lounge team is growing. Since 2015, Lounge has evolved from an eCommerce underwear brand, built on Comfort Made Sexy, into an omnichannel modern fashion house, inspiring women to feel empowered, beautiful, sexy, and comfortable ...

AI Engineer

AI Engineer (LLMs/Agentic AI/Python) – Hybrid (London – 2/3 days onsite per week) – (£500-600/DAY OUTSIDE IR35) We are currently supporting a cutting‑edge AI software company building advanced agentic AI and memory systems for enterprise clients operating within highly regulated environme ...

Full Stack Engineer

Full Stack Engineer (Founding Team) Apply below after reading through all the details and supporting information regarding this job opportunity.We are representing an early-stage AI technology startup. After successfully validating their core technology with a high-perf ...

Founding Full stack Engineer

We’re working with a startup that is transforming how companies hire across tech, consulting, finance, and other high-growth industries. Their platform replaces outdated assessments with AI-driven, immersive simulations — including live case interviews, technical challenges, and real-time role play ...

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    Senior Software Engineer Fullstack Python React Jobs in United Kingdom Job Search Guide, Trends and Insights