3,701 to 3,725 of 4,187 Software Engineering Jobs in London

Senior AI Platform Engineer – LLM Inference Backend

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. is hiring a Software Engineer III in London to build backend services for LLM inference and scalable production systems. You will work on routing, batching, scheduling, streaming responses, and quota management while improving APIs, observability, and reliability across the platform. You will explore model architectures, tokenization ...

VP, Low-Latency Java Platform Engineer — London

Location
Greater London, England, United Kingdom
Goldman Sachs in London is seeking a Vice President to join the Global Banking Markets team as a Low-Latency Java Software Engineer. You will help design, build and optimize high-performance trading infrastructure in a real-time environment. The role emphasizes micro-second level latency, reliability, and collaboration ...

Senior Front-Office Full-Stack Engineer (Hybrid)

Location
Greater London, England, United Kingdom
Vanguard is seeking a Senior Full Stack Software Engineer to design, develop and optimize front office applications within the GIFS team. You will collaborate directly with portfolio managers and product owners to deliver high-impact software. The role requires deep experience in frontend and backend technologies, cloud platforms ...

Junior Data Scientist: Growth & Acquisition (Hybrid London)

Location
Greater London, England, United Kingdom
reach new customers in sales and marketing. You will work under the mentorship of the team’s data scientist, collaborating with analysts, software engineers, and marketing professionals to translate data into actionable insights. This role blends experimentation, modelling, and hands-on use of Python, with a strong focus ...

Senior iOS Engineer — Scale High-Impact Mobile (Hybrid)

Location
Greater London, England, United Kingdom
leading food delivery company seeks a Senior Software Engineer - iOS in London. In this hybrid role, you'll enhance mobile architecture and deliver features impacting millions. Ideal candidates will have experience in building iOS applications, a solid understanding of Swift and Objective-C, and strong communication skills. The position ...

Lead Front-End Engineer - React Native for Mobile Banking

Location
Greater London, England, United Kingdom
JPMorgan Chase in London is seeking a Lead Software Engineer - Front-End to deliver end-to-end, cloud-native front-end solutions for our digital banking platform. You will help shape architecture and drive the SDLC while shipping features with a flat-structure team. You will mentor junior developers ...

VP Market-Making Java Engineer - High-Performance Trading

Location
Greater London, England, United Kingdom
Morgan Stanley is seeking a Lead Software Engineer-Java to support the Structured and Exchange-Traded Product market-making businesses. You will build, deploy and support algorithmic trading strategies and analysis tools, within a fast-moving IT/quant/trading team. Join a high-volume, low-latency environment ...

Senior Web-Scale Crawling Engineer

Location
Greater London, England, United Kingdom
United States Digital Space LLC is seeking a Senior Software Engineer based in Greater London to develop system for web-scale crawling of content for AI-powered solutions. Candidates should have extensive experience in backend systems and proficiency in Go or C++. The role focuses on building reliable infrastructure ...

Senior Inference Engineer - Production AI APIs

Location
Greater London, England, United Kingdom
AssemblyAI seeks a Software Engineer to turn cutting-edge AI research into products used daily. You’ll join a fast-paced team bridging research and Applied groups, taking new model capabilities from concept to robust APIs serving production traffic at scale. Design and ship APIs, scale inference infrastructure ...

Frontend Engineer: Data Visualization (Hybrid, London)

Location
Greater London, England, United Kingdom
Associates is seeking a Frontend Software Engineer for a hybrid London role, crafting complex, high-performance web applications to visualise and navigate data. You will own core frontend components, extend them for customer-specific workflows across sectors, and move prototypes from concept to production with robust, reusable abstractions. ...

Applied AI Transformation Manager - Europe London

Location
Greater London, England, United Kingdom
applied AI lab building end-to-end software agents. We're the makers of Devin, the first AI software engineer, and Windsurf, the AI-native IDE. Together, they represent our vision for collaborative AI teammates that enable engineers to focus on more interesting problems and empower teams … might excel if you... have successfully been a part of complex enterprise teams, especially sourcing and managing account growth have worked as a software engineer, SE, technical account manager or other technical role previously founded a startup or were early stage at a high growth startup are a competitive ...

Senior Java Engineer – Contacts Platform

Location
Greater London, England, United Kingdom
Wise is seeking a Senior Software Engineer II for the Contacts Team in London to own backend solutions powering the recipient management experience. You will help scale distributed Java services and design robust RESTful APIs that users rely on daily. In a fast-moving, cross-functional environment ...

Senior AI Engineer — Build Deployable AI Solutions

Location
Greater London, England, United Kingdom
Elsevier is seeking a Senior Software Engineer/Senior AI Engineer to join an Embedded Innovation Squad. You will lead design and development of AI-enabled systems, translating stakeholder needs into production-ready software. You’ll mentor junior engineers, review code, and help establish best practices across a range ...

Senior Backend Engineer: 5G NTN & Cloud Platform

Location
Greater London, England, United Kingdom
Aalyria is seeking a Senior Software Engineer, Backend to design and build a cloud-native backend platform coordinating 5G NTN and Direct-to-Cell services. The role is based in London with remote UK work options. You will drive distributed systems, RAN/CORE interfaces, and federation APIs, collaborating ...

Real-Time Payments Engineer (Java, Spring, Kafka)

Location
Greater London, England, United Kingdom
leading technology firm in Greater London is looking for an experienced Software Engineer to develop innovative solutions in the real-time payment processing sector. The ideal candidate will have expertise in Java, experience with reactive programming using the Spring framework, and be familiar with Agile methodologies. Responsibilities include hands ...

Sustainability Engineer — Build AI Tools for Decarbonization

Location
Greater London, England, United Kingdom
Watershed is seeking a Software Engineer to join their Sustainability AI Reporting Team in London. This role involves building AI tools to help companies manage sustainability data. You'll ship code from day one and work on exciting new product areas, needing strong Node.js and full-stack development skills. ...

Senior AI Safety Detection Engineer - Remote & Impactful

Location
Greater London, England, United Kingdom
Samsara is seeking a Senior Software Engineer for the Safety Detection Precision team in a role that blends backend systems, data, and AI to improve safety detections and customer outcomes. You will influence model feedback, reduce false positives, and raise the bar for reliability in a fast-moving, high ...

Remote IAM Platform Engineer — AI‐Native

Location
Greater London, England, United Kingdom
Sift is seeking a collaborative Software Engineer to safeguard and enhance the reliability and usability of our Identity and Access Management (IAM) and platform front-end systems. You will design robust, scalable code, build seamless user experiences, and ensure secure access controls while collaborating with cross-functional teams. Ideal ...

Senior GenAI Infra Engineer: Open-Weights & GPU Inference

Location
Greater London, England, United Kingdom
Deliveroo is looking for a Senior Software Engineer to own the GenAI infrastructure, spanning real-time serving, high-throughput batch inference, and model fine-tuning. You will set technical direction for open-weight platforms and collaborate across DoorDash, Wolt, and Deliveroo teams to accelerate AI-powered products. You will ...

VP, Low-Latency Java/C++ Engineer — Trading Platform

Location
Greater London, England, United Kingdom
Goldman Sachs Electronic Trading (GSET) in London is seeking a highly capable Software Engineer with Java or C++ expertise to join our low-latency platform. You will help design, implement, and optimize components used by top clients in fast-paced markets. Work closely with global teams on reference data ...

Senior Real-Time Ad Serving Engineer (Lua/C++)

Location
Greater London, England, United Kingdom
Zeta Global is seeking a Senior Software Engineer to design, develop, and own the business logic powering programmatic advertising at scale. You will work primarily in Lua, with C++ for the server framework, delivering features that impact advertisers and publishers alike. The role involves handling billions of daily transactions ...

Senior Embedded Real-Time C++ Architect – Medical Devices

Location
Greater London, England, United Kingdom
CoMind Technologies Limited. is seeking a Staff Software Engineer to enhance non-invasive neuromonitoring technology. You will lead embedded C++ development efforts, collaborating with cross-functional teams to ensure reliability in clinical environments. Join us to help improve and save lives through groundbreaking innovations, offering the chance to work ...

Network Platforms Engineer – eBPF, Kernel & Go/Python

Location
Greater London, England, United Kingdom
Cloudflare is seeking a skilled Network Software Engineer to build and extend traffic-critical systems across its global network. You will work on host servers, kernel interfaces, and network dataplanes, contributing to safe, scalable infrastructure used by millions of customers. You’ll participate in design, coding, testing ...

Frontend Engineer II - React/TypeScript for Payments

Location
Greater London, England, United Kingdom
BigCommerce, Inc. is seeking a Software Engineer focused on frontend development to help build scalable, high-performance checkout and UI experiences using React and TypeScript. You will work closely with product managers and designers to deliver reliable features and improve the overall developer experience. Ideal candidates have at least ...

VP, Algorithmic Trading Systems & Market-Making

Location
Greater London, England, United Kingdom
Morgan Stanley in London seeks an experienced Lead Software Engineer to join the algo trading team. You will build and enhance trading strategies and engines using core Java, working alongside trading, quant and IT teams to push the platform forward. The role focuses on high-volume, low-latency, scalable ...