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25 software engineering jobs found in London

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Quantexa
02/01/2026
Full time
Associate DevOps Engineer
Quantexa London, UK
What we’re all about. Do you ever have the urge to do things better than the last time? We do. And it’s this urge that drives us every day. Our environment of discovery and innovation means we’re able to create deep and valuable relationships with our clients to create real change for them and their industries. It’s what got us here – and it’s what will make our future. At Quantexa, you’ll experience autonomy and support in equal measures allowing you to form a career that matches your ambitions. 41% of our colleagues come from an ethnic or religious minority background. We speak over 20 languages across our 47 nationalities, creating a sense of belonging for all. We're heading in one direction, the future. We’d love you to join us. At Quantexa we believe that people and organizations make better decisions when those decisions are put in context – we call this Contextual Decision Intelligence. Contextual Decision...
OpenAI
24/12/2025
Full time
Software Engineer, Codex for Teams
OpenAI London, UK
About the Team With Codex we’re building an AI software engineer. One that you can pair with, delegate to, or even ask to take on future tasks proactively. Our team is a fast-moving group within OpenAI, bringing together research, engineering, design, and product. We iteratively build the Codex agent harness and product to get the most out of the model, and we iteratively train the model to be great at complex software engineering tasks. The Codex team is responsible for building state-of-the-art AI systems that can write code, reason about software, and act as intelligent agents for developers and non-developers alike. We operate across research, engineering, product, and infrastructure; owning the full lifecycle of experimentation, deployment, and iteration on novel coding capabilities.   Codex for Teams builds products and platform capabilities to drive the adoption of Codex in diverse team environments. It is a cross-cutting team that works across the stack...
DeepL
22/12/2025
Full time
Senior Staff Data Engineer
DeepL London, UK
Meet DeepL DeepL is a global communications platform powered by Language AI. Since 2017, we’ve been on a mission to break down language barriers. Our human-sounding translations and intelligent writing suggestions are designed with enterprise security in mind. Today, they enable over 100,000 businesses to transform communications, reach new markets, and improve productivity. And, empower millions of individuals worldwide to make sense of the world and express their ideas. Our goal is to become the global leader in Language AI, building products that drive better communication, foster connections, and make a real-life impact. To achieve this, we need talented individuals like you to join our exciting journey. If you're ready to work with a dynamic team and build your career in the fast-moving AI space, DeepL is your next destination. What sets us apart What sets us apart is our blend of modern technology, competitive benefits, and an open, welcoming work...
Ripple
14/01/2026
Full time
Senior Software Engineer
Ripple London, UK
At Ripple, we're building a world where value moves like information does today. It's big, it's bold, and we're already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs. If you're ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK: Ripple is an established fintech company revolutionizing global finance with blockchain technology, offering a wide variety of financial services, including cross-border payments, institutional crypto liquidity, digital asset custody, and our enterprise-grade stablecoin RLUSD. As a Software Engineer at Ripple, you'll work on payment technologies, building...
Qodea
14/01/2026
Full time
Senior Data Engineer
Qodea London, UK
Work where work matters. Elevate your career at Qodea, where innovation isn't just a buzzword, it's in our DNA. We are a global technology group built for what's next, offering high calibre professionals the platform for high stakes work, the kind of work that defines an entire career. When you join us, you're not just taking on projects, you're solving problems that don't even have answers yet. You will join the exclusive roster of talent that global leaders, including Google, Snap, Diageo, PayPal, and Jaguar Land Rover call when deadlines seem impossible, when others have already tried and failed, and when the solution absolutely has to work. Forget routine consultancy. You will operate where technology, design, and human behaviour meet to deliver tangible outcomes, fast. This is work that leaves a mark, work you’ll be proud to tell your friends about. Qodea is built for what’s next. An environment where your skills will evolve at the frontier of innovation and...
Hypervolt Limited
14/01/2026
Full time
Senior Software Engineer - UltraGrid
Hypervolt Limited London, UK
About Hypervolt Limited Hypervolt is at the forefront of the electric vehicle charging revolution, dedicated to providing innovative and reliable EV charging solutions. We launched in 2021 with the bold ambition to transform the EV charging space through a relentless focus on the customer experience, great software, and beautifully designed British hardware. In a short timeframe, we became   Trustpilot's highest rated EV charging manufacturer in the industry . We are proud to have been named the third fastest growing company in the UK, as part of the   Deloitte Fast 50 ,   and 6th fastest growing company in EMEA, as part of the   Deloitte Fast 500 . Additionally, Hypervolt was voted DrivingElectric’s Home EV Charger of the Year 2023 & 2024, a testament to our focus on innovation and democratising EV ownership. UltraGrid UltraGrid is the core engine behind Hypervolt's applications. It features a soft real-time mechanism for controlling and monitoring...
Cifas
07/01/2026
Full time
Senior Data Engineer
Cifas London, UK
We are looking for a highly analytical and detail-oriented Senior Data Engineer to join the Cifas team. In this role, you will design, develop, and maintain robust data pipelines and architectures, while managing the Cifas data analytics environment. You will leverage Microsoft Fabric tools to build and optimise scalable data ecosystems, ensuring high performance and reliability. The ideal candidate will possess a strong background in data modelling, ETL processes, and cloud-based data solutions, with a focus on maintaining data integrity and accessibility across the organisation. Cifas are unable to offer visa sponsorship or work permits. Key Responsibilities Working alongside industry specialists, the successful candidate will be responsible for: Maintaining, monitoring and managing the Cifas data analytics environment, leveraging Microsoft Fabric tools to build and manage data ecosystems, ensuring scalability and performance optimisation. Designing and...
WGSN
07/01/2026
Full time
AI Engineer
WGSN London, UK
The role We are looking to hire an   AI Engineer   to join our Data team in London. This is an office-based role out of our London office. Working at WGSN Together, we create tomorrow A career with WGSN is fast-paced, exciting and full of opportunities to grow and develop. We're a team of consumer and design trend forecasters, content creators, designers, data analysts, advisory consultants and much more, united by a common goal: to create tomorrow. WGSN's trusted consumer and design forecasts power outstanding product design, enabling our customers to create a better future. Our services cover consumer insights, beauty, consumer tech, fashion, interiors, lifestyle, food and drink forecasting, data analytics and expert advisory. If you are an expert in your field, we want to hear from you. Role overview The foundation of WGSN is our passionate experts. WGSN seeks talent globally to work within a business that offers a unique blend of specialist...
Incard
02/01/2026
Full time
Lead Infrastructure / DevOps Engineer
Incard London, UK
About Incard Incard’s mission is to build the   financial operating system for entrepreneurs . We are focused on creating a system where business banking, financial tools, and application logic are coordinated into a single control layer. Through the app store, entrepreneurs and developers can build industry-specific functionality as their business evolves. Our team is small, highly motivated, and focused on engineering excellence. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. Who We’re Looking For We’re looking for a   Lead Infrastructure / DevOps Engineer   to own and scale Incard’s   cloud, security, and reliability foundations...
Liftoff
29/12/2025
Full time
Machine Learning Engineer
Liftoff London, UK
Liftoff is a leading AI-powered performance marketing platform for the mobile app economy. Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand. Liftoff's solutions, including Accelerate, Direct, Monetize, Intelligence, and Vungle Exchange, support over 6,600 mobile businesses across 74 countries in sectors such as gaming, social, finance, ecommerce, and entertainment. Founded in 2012 and headquartered in Redwood City, CA, Liftoff has a diverse, global presence. Responsibilities: Design, develop, and implement machine learning models to predict competitive bidding landscape, conversion rate, ad relevance to users etc. Analyze data to identify useful relations, patterns and features that are predictive of user behaviors, preferences, intents, interests Continuously identify and explore new and unconventional data sources Generate hypothesis...
Zaizi
26/12/2025
Full time
Data Engineer (SFIA 4)
Zaizi London, UK
Zaizi is looking for a Senior Data Engineer to design, build and operate modern data pipelines and analytics platforms for digital services across the UK public sector. You will work as part of multidisciplinary, agile teams to enable organisations to collect, process and use data effectively, supporting operational reporting, analytics and insight. The role is hands-on and delivery-focused, with responsibility for applying sound data engineering practices rather than promoting any single technology or cloud provider. This role suits someone who can work independently on well-defined problems, exercise judgement in selecting appropriate tools and approaches, and contribute to the continuous improvement of data platforms and ways of working in line with GDS standards, government data principles, and secure-by-design practices. Requirements We are happy to discuss these further during the interview process and jointly agree them with the successful candidate....
ICEYE
26/12/2025
Full time
Senior Manager, Finance Automation & AI
ICEYE London, UK
Senior Manager, Finance Automation & AI Finance Poland / Finland / UK / Spain / Germany / Remote Reporting to FP&A Director Permanent Hybrid / Remote with travel Employment is subject to applicable security screening (incl. SUPO) The Mission of the Senior Manager, Finance Automation & AI ICEYE is a defence tech company built on advanced AI, rapid experimentation, and technical excellence. Finance must operate with the same ambition. The Senior Manager, Finance Automation & AI will play a key role in designing, prototyping, and deploying AI and automation solutions that meaningfully improve how Finance operates day-to-day. This role is hands-on and improvement-focused: you will identify high-value opportunities, build or support the development of automation solutions, and work closely with Finance teams to embed better, faster, and more controlled workflows. You will not have day-to-day operational responsibilities; instead, your mandate...
Praktika
24/12/2025
Full time
Senior UA Manager (Data + AI Native)
Praktika London, UK
About us: At Praktika.ai we are on a mission to deliver efficient and engaging learning experiences for billions of students worldwide by bridging the gap between learning apps and human tutors. We have done this by creating a fully automated language tutorship experience powered by generative AI Avatars. After raising $30 million in Series-A funding, we are growing and looking for a Senior UA Manager (Data + AI Native) to join us! We are a global small team of 50 innovators who are pushing the boundaries of what’s possible in language learning and tutoring. In this fast-paced environment we like independent self-starters who can work well in a team as well as unassisted and who enjoy the working environment of an early-stage startup. About the role: Your Mission: Own user acquisition end to end across paid channels. Use data and AI workflows to scale profitable growth while keeping CAC stable and predictable. Core Responsibilities Campaign Strategy...
London Marathon Events
24/12/2025
Full time
Data Engineer
London Marathon Events London, UK
Product, Tech & AI · London Marathon Events · Permanent · Hybrid Job description London Marathon Events (part of the London Marathon Group) works to inspire, champion and increase activity in all ages, abilities and demographics. We do this through our successful event portfolio (which includes the TCS London Marathon and TCS Mini London Marathon, Brighton Marathon, The Big Half, Vitality London 10,000, Vitality Westminster Mile, Standard Chartered Great City Race and Swim Serpentine), through our extensive outreach programmes working with schools and community groups in London and across the UK and through our network of wholly owned or partially owned companies, such as Maverick, Run 4 Wales, Loch Ness Marathon Ltd, Caledonian Concepts, Athletic Ventures and Friday Night Lights Our events raise millions for charities every year to improve the lives of individuals and communities and we passionately believe in the power of sport. Our values are integral...
Slalom Consulting
22/12/2025
Full time
Snowflake Data Engineer | Senior Consultant
Slalom Consulting London, UK
Snowflake Data Engineer | Senior Consultant London or Manchester | Hybrid About us - Slalom Slalom is a purpose-led, global business and technology consulting company. From strategy to implementation, our approach is fiercely human. In six countries and 45 markets, we deeply understand our customers—and their customers—to deliver practical, end-to-end solutions that drive meaningful impact. Backed by close partnerships with over 400 leading technology providers, our 13,000+ strong team helps people and organisations dream bigger, move faster, and build better tomorrows for all. We’re honoured to be consistently recognised as a great place to work by Glassdoor and being one of Fortune’s 100 Best Companies to Work For seven years running. Since opening our doors in London in 2014, and then the launch of our Manchester office in 2019, it’s been an unforgettable journey. What’s more, we’re at an exciting stage of our growth in the UK, and now Ireland, with our first...
Slalom Consulting
22/12/2025
Full time
AWS Data Engineer | Senior Consultant
Slalom Consulting London, UK
AWS Data Engineer– Senior Consultant London or Manchester | Hybrid About us - Slalom Slalom is a purpose-led, global business and technology consulting company. From strategy to implementation, our approach is fiercely human. In eight countries and 53 markets, we deeply understand our customers—and their customers—to deliver practical, end-to-end solutions that drive meaningful impact. Backed by close partnerships with over 700 leading technology providers, our 10,000+ strong team helps people and organisations dream bigger, move faster, and build better tomorrows for all. We’re honoured to be consistently recognised as a great place to work, named one of the Fortune 100 Best Companies to Work For® from 2016 to 2024, and featured on Glassdoor’s Best Places to Work list from 2016 to 2023. We’ve also been recognised across the UK and Europe for wellbeing, inclusion, and consulting excellence. Since opening our doors in London in 2014, and then the launch of our...
MSI Reproductive Choices UK
24/12/2025
Full time
HR Data Analyst
MSI Reproductive Choices UK 1 Conway Street, London W1T 6LP, UK
At MSI UK, our success rests on our dedicated team and client-focused approach. As a leading provider of sexual and reproductive healthcare, we aim to empower clients' reproductive choices for a more equal world for everyone. Through personalised care, we prioritise our clients' needs and experiences every step of the way. Join MSI UK as a HR Data Analyst – Where people analytics meets purpose, impact and choice ✨ Use data to drive meaningful change and help shape a people strategy that supports reproductive choice for our clients. Contract Type: 12-Month Fixed Term Contract, Hybrid ⌚ Hours:   21 – 28 hours split over 5 days Salary: £30,321.51 FTE - £36,353.66 FTE (dependent on location and experience) Reporting To: UK Head of People What You'll Do • We’re looking for an experienced HR Data Analyst to play a key role in shaping people-related decision-making across the organisation. Working closely with the HR team, you’ll turn complex people data into...
Sabio Group
26/12/2025
Full time
AI Solutions Engineer
Sabio Group London SE1, UK
At Sabio Group, we're dedicated to fostering an environment where employees thrive. Since 1998, we've built a dynamic culture that is both challenging and fun, driven by a team of ambitious, knowledgeable individuals who are passionate about leading the CX revolution. We're seeking creative, resourceful people to join our fast-growing organisation, where you'll have the opportunity to develop your skills and contribute to a culture of continuous learning. We work with some of the world’s largest organisations across various industries, delivering exceptional digital customer experiences through our unique blend of expertise, technology, and insight. As one of Europe’s fastest-growing providers of CX transformation solutions, we’re committed to sustainability, diversity, and inclusion, ensuring our workforce reflects the diverse society we serve. Join us and help shape the future of customer experience. We are currently looking for a passionate and enthusiastic AI Solutions...
7IM
22/12/2025
Full time
Lead Data Engineer
7IM 1 Angel Court, London EC2R 7HJ, UK
About The Role Purpose Lead the design, development, and contribute to the architectural governance of data solutions across 7IM. This role combines hands-on technical leadership with strategic architectural oversight, ensuring that technology initiatives align with business goals and deliver robust, scalable, and secure solutions. You will guide both development and architecture teams, drive modernisation, and champion technical excellence. Responsibilities Lead, mentor, and motivate development teams to deliver high-quality software and data solutions. Contribute to the evolutionary architecture and roadmap, ensuring alignment with business strategy and objectives. Design, develop, test and release robust, scalable software solutions using modern technologies and best practices. Develop and maintain enterprise-wide data architecture models, processes and documentation. Ensure technical excellence, adherence to standards and minimisation of technical debt....
Verdantix
26/12/2025
Full time
AI/ML Data Engineer
Verdantix Bermondsey Street, London SE1 3UD, UK
Who we are... Verdantix's mission is to deliver independent, accurate, and actionable research and advisory services. We empower the world's most innovative corporations, technology and services vendors, and investors with granular insights and data-driven analysis. Our team is a curious, collaborative group of expert analysts, data engineers, commercial specialists, creative professionals, and thought leaders working together to help clients achieve their most important goals. The role... Within the Technology function, the AI/ML Engineer will be a core technical contributor responsible for building, maintaining, and evolving the Verdantix AI capabilities. The role will design and own backend system components essential to delivering a RAG model to downstream system components including an orchestration layer, hybrid search pipelines, embeddings, permission gatekept retrieval logic, summarisation layer, etc. Initially the AI/ML Engineer will collaborate closely...
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