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Java Software Engineer — Scalable SaaS for Green Travel

SilverRail is looking for a Software Engineer to join its Agile engineering team in the UK. You will design and maintain scalable applications that drive seamless travel booking experiences. The role involves collaborating with cross-functional teams to deliver high-quality solutions in a fast-paced environme ...

Senior Software Engineer (Rust Any Backend Language Accepted)

Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest growing start-ups. They are a very technically focused group building cutting-edge decision making technology. The company's founding team has real pedigree, with b ...

Software Engineer: CMS & Data Tools for Karaoke Fans

Sing King is on a mission to delight millions of singers around the world through our portfolio of games and singing experiences across multiple platforms. Our successful flagship YouTube channel welcomes over 14 million subscribers and 30 million unique viewers each month, and along with our lates ...

Software Development Engineer, Web & Emerging Modalities, Prime Video

Description Come build the future of entertainment with us. Are you interested in shaping the future of movies and television? Do you want to define the next generation of how and what Amazon customers are watching? Prime Video is a first‑stop entertainment destination offering customers a vast co ...

Software Development Manager, Prime Video & Studios Core Tech

Job ID: | Amazon Development Centre (London) Limited Come build the future of entertainment with us. Are you interested in shaping the future of movies and television? Do you want to define the next generation of how and what Amazon customers are watching? Prime Video is a premium streami ...

Senior Principal Software Engineer, AI Agents (Dublin, Ireland)

Hybrid role based in Dublin, Ireland (Full relocation provided). Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. Your mission is to drive archit ...

Senior Software Engineer, Core Experiences London, United Kingdom

Mission Speechify is the easiest way to listen to the world’s information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own speed, and with tools that make learning easier, deeper, and faster. ...

Remote Software Engineer – Azure & MS 365 Platform Expert

A technology consulting firm seeks a Software Engineer with at least 5 years of experience to design and develop software solutions using Microsoft platforms. You will leverage your knowledge of Azure tools and must have a degree in computer science. The role is remote, ideally from London, with a salary range o ...

Senior or Staff Software Engineer, SRE/ Platform Team

About The Team: We have grown rapidly to where we are today, serving billions of HTTP requests daily. We achieved this scale by writing scale-sensitive components in languages like Rust and Go. This potent combination of high performance with efficient resource utilization has given us an in ...

Software Engineer, Data Infrastructure & Acquisition London, United Kingdom

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember mo ...

Senior Software Engineer I Acquiring Platform Backend (Java)

Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly Company Description Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether people and businesses are sending ...

Founding Software Engineer — AI Voice & Real Time Systems

Acceler8 Talent is hiring a Founding Software Engineer in London to build autonomous AI voice agents for trades and field service businesses. The role involves shipping core product features using Python and TypeScript, owning the full product lifecycle, and working directly with customers. You'll contribute to ...

Senior Lead Software Engineer Backend Engineering Java/Kotlin

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. ...

Staff Software Engineer Fintech Infra, Real Time Banking

Job Title Staff Software Engineer Salary Salary: $265k - $330k + Equity Company Description Parafin - Series C fintech infrastructure platform backed by Thrive Capital and Ribbit Capital Job Description Join a high-growth fintech leade ...

Staff Software Engineer ($265k $330k + Equity) at Parafin

Job Title Staff Software Engineer Salary Salary: $265k - $330k + Equity Company Description Parafin - Series C fintech infrastructure platform backed by Thrive Capital and Ribbit Capital Job Description Join a high-growth fintech leade ...

Senior AI Tools Engineer for Enterprise Production Software

Integrating AI gateway features into enterprise software applications Reading - Crawley region; £60,000 to £80,000 DoE + Benefits This highly respected market‑leading software company produces state‑of‑the‑art modelling tools used by hundreds of multinational companies in the energy secto ...

Senior Software Engineer — AI Driven, High Impact IC

A leading fintech company in Greater London is looking for a highly motivated engineer to enhance product quality and delivery efficiency. You will play a pivotal role in adopting AI-driven development tools and improving coding standards. With a focus on ethical finance, you will work closely with product teams ...

R&D Tax Manager Software & Tech Claims Leader

A leading consulting firm in Greater London is seeking an experienced Manager specializing in R&D claims related to software development. This role involves project management of R&D claims, engaging with clients to clarify R&D tax criteria, and reviewing technical documentation. Candidates should have substanti ...

Product Facing Software Engineer — Own Features, Equity Included

Endra Systems AB is looking for an experienced front-end engineer to join their team in Greater London. The role involves ownership of features from concept to deployment, requiring expertise in C++, TypeScript, and Python. You will work closely with customers to enhance the user experience while managing the fr ...

Staff Software Engineer, Cloud Applied AI, Agent Building

Staff Software Engineer, Cloud Applied AI, Agent Building corporate_fare Google place London, UK Apply Requirements Bachelor’s degree or equivalent practical experience. 8 years of experience in software development. 5 years of experience testin ...

Lead Senior Software Engineer Python, AWS, Scale & Impact

Creo Recruitment is seeking a Senior Software Engineer to join a fast-growing technology business in Greater London. In this role, you will lead the design and delivery of complex systems, drive engineering excellence, and mentor other engineers. Your focus will be on delivering high-impact features within a ...

Senior Software Engineer Up to £100k Hybrid working

Senior Software Engineer – Python, AWS, SQL Salary : Up to £100,000 Type: Permanent, Full-Time We’re partnering with an exciting, fast-growing technology business that’s tackling complex, real-world challenges with cutting-edge engineering. They’re now looki ...

Senior AI Software Engineer Hybrid, Scale AI Solutions

RSM UK is seeking a Senior AI Software Engineer to make impactful contributions within the AI Lab. You will design and implement AI solutions while maintaining rigorous coding standards, ensuring scalable integration with existing technology. Ideal candidates will possess strong programming skills, par ...

Software Engineer, Modelling (Mid/ Senior) in London Runna

We're putting together a talented team to build the #1 training platform for Runners We help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built ...

Senior Software Engineer Real Time Routing & ML, Hybrid

Relay Technologies is looking for a Software Engineer in Greater London to solve challenging problems in logistics and e-commerce. You will work in a high-impact team, collaborating closely with top engineers and data scientists, and will be responsible for shipping production-quality code regularly. W ...

Staff Software Engineer Food Supply Chain (Cloud & DevOps)

Marks and Spencer is seeking Software Engineers to deliver high-quality software solutions and mentor fellow engineers. The role emphasizes strong engineering practices and requires experience with cloud technologies and modern programming languages. Located in the City of London, you will be pivotal i ...

Lead C# Software Engineer in London Quant Capital

Lead C# Software Engineer London, United Kingdom Posted 11 months ago Requirements Strong software analysis, design, and development skills Minimum 5 years of professional experience in C#, Python, C++, or Java Knowledge of relational da ...

Senior Software Engineer Python Climate Tech London (Hybrid)

This is a great chance to join a well funded start up in the climate tech space and make a real impact as they continue to grow. The team are using Python but open to a range of backgrounds - we are looking for strong engineers with a passion for all things climate tech and happy in a start up environment. ...

Tech Lead Principal Software Engineer (Cross Functional Squad)

A global information solutions provider is seeking a Technical Lead to oversee software design and implementation for complex systems. The role involves facilitating cross-functional teams, translating product goals into actionable engineering tasks, and ensuring high quality and performance standards. The ideal ...

Lead Software Engineer Java / Python Public Cloud Engineering

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. The Cloud Engineering Acceleration team accelerates delivery of strategic public cloud platform solutions by providing agile, cross-functional engineerin ...

GenAI Software Engineer — Hybrid FinTech, Scale AI Systems

Atarus, a high-growth FinTech company in London, is seeking a Software Engineer specialized in AI to join their product-led engineering team. This role emphasizes designing large-scale systems, with a focus on business outcomes in a hybrid working environment. Successful candidates should have over 5 y ...

Head of Software Engineering — Cloud Native Platform Lead

Spaceflux Ltd is seeking a Head of Software Engineering to own technical architecture and delivery in London. The candidate will lead a 10-person engineering team, working closely with the CPO and CTO. This role requires a strong full-stack background, proven experience in leading engineering teams, an ...

Senior Software Engineer, Real Time FX Risk & Markets

Dangote Industries Limited is looking for a Software Engineer to join our Treasury FX Risk team in Greater London. The successful candidate will focus on improving the scalability and reliability of our exchange rates infrastructure, along with designing and implementing real-time data streaming flows. <p ...

Senior Software Engineer I (Android) New London, UK

Senior Android Engineer 1 Location: Soho Square, London Office / Hybrid Reporting to: Engineering Manager Overview: We are on a mission to be 'the app you can’t move without'. Our Android app serves millions of users every month as they search, drea ...

Lead Software Engineer React Native JPM Personal Investing

Lead Software Engineer – Front‑End Engineer Deliver end‑to‑end cutting‑edge solutions for J.P. Morgan Personal Investing within a flat‑structure organization. You will be involved in design, architecture, and the full SDLC of cloud‑native microservice applications. Job Responsibilities < ...

Staff Full Stack Software Engineer, (Forward Deployed), GPS

Scale's rapidly growing Global Public Sector team is focused on using AI to address critical challenges facing the public sector around the world. Our core work consists of: Creating custom AI applications that will impact millions of citizens Generating high-quality trainin ...

Software Engineer Internship: Build Real World Data Tools

Palantir is seeking a Software Engineer Intern to contribute high-quality code to products like Palantir Gotham, Foundry, and Apollo. As an intern, you will work closely with teams to understand customer needs and ensure successful product development. This role offers a chance to grow quickly in a collaborat ...

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 ...

Senior Software Engineer I – Wise for Enterprise – Java

About the role We are looking for a Senior Product Engineer, you’ll be an integral part of our dynamic Wise for Banks team, working at the forefront of innovation, playing a key role in building scalable and robust systems that power our global payment network. You’ll collaborate closely with Imp ...

Senior Software Engineer, Machine Learning in London Runna

Runna help everyday runners become outstanding by providing world-class training, coaching and community for everyone, whether you're improving your 5k time or training for your first marathon. To date we have built iOS, Android and Apple watch apps that help people achieve their goals by coaching them thr ...

AI Software Engineer (Python/React) Flexible London Role

Oliver Bernard is looking for a Software Engineer to join an elite engineering team in London focused on AI solutions. The role offers flexible working arrangements, ideally 1-2 days in the office, allowing you to drive high-impact developments and work with the latest technologies. As a key member, yo ...

C++ Software Engineer – Packages Up to £400K – London

Compensation: Total Package Up to £400,000 Overview We’re currently engaged with a high-performing, technology-led organisation within the financial space, looking to hire a talented C++ Engineer to join their London team. This is an opportunity to work in a deeply technical envir ...

FinTech C++/Python Senior Software Engineer Low Latency

N P Associates is looking for a Senior Software Engineer / Principal Software Engineer with over 8 years experience in C++ and a strong background in Python, especially in the Financial and Banking sectors. The role involves developing high-performance, low-latency code for complex trading systems. Responsibilit ...

Forward Deployed Software Engineer, New Grad UK Government

A World-Changing Company Palantir builds the world’s leading software for data‑driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply‑chain disruptions, locate missing children, a ...

Staff Software Engineer, Google Cloud Generative AI Blackbelt

# Staff Software Engineer, Google Cloud Generative AI BlackbeltDepartment: EngineeringJob Type / Location: LondonExperience Required: 5+ yearsPosted On: May 18, 2026Tasks: Create demos and proof of concept. Identify business opportunities. Manage product and solution briefings. Partner with product manag ...

Staff Software Engineer, Site Reliability Engineering, Agentic Security

Qualifications Bachelor’s degree in Computer Science, a related field, or equivalent practical experience. 8 years of experience with software development in one or more programming languages. 3 years of experience leading projects. 3 years of experience design ...

Staff Software Engineer, Site Reliability Engineering, Agentic Security

Staff Software Engineer, Site Reliability Engineering, Agentic Security corporate_fare Google place London, UK Apply Bachelor’s degree in Computer Science, a related field, or equivalent practical experience. 8 years of experience with software development in one or mor ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

Location Mayfair, London Employment Type Full-time Tech Stack React, TypeScript, Node.js, SQL Server, CI/CD, GraphQL/REST About the Role We’re looking for a hands-on Software Engineering Lead to help shape the future of our in-house PBSA management p ...

Principal Software Engineer Margin Technology – Senior Vice President

For additional information, please review .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 A ...

Principal Software Engineer Margin Technology – Senior 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 ...

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    Software Developer Pythonreact Jobs in London Job Search Guide, Trends and Insights