1 to 25 of 141 Software Engineering Jobs in the City of London

Head of Engineering £110,000–£130,000 + EMI Options London (mostly onsite) We’re partnering with a purpose-led London fintech scaleup solving real-world financial challenges through smart, accessible technology. With solid backing, strong user traction, and a mission that’s resonating across the UK, this … company on the rise. You’ll join at a pivotal moment, with the chance to influence how technology scales and how the engineering culture is built. The Head of Engineering will own both the technical direction and team development — combining strategic oversight with hands-on impact. ...

Product/Backend Software Engineering Position Summary Salary band £100-120k+ (& equity) Hybrid working policy: with three days a week in our Southwark office Experience level: At least five years in commercial software engineering 🚀 About Orchestra Orchestra is an AI-native data pipelining platform building … data teams! Backed by VCs from San Francisco, New York and London with angels from across the data space and beyond. 👷 Engineering at Orchestra We care deeply about our users—their pain points and experience We're a small team of generalists who embrace new challenges regularly ...

Research Software Engineer - World-Class AI Health Tech Scaleup - London/Hybrid Our world-class medical AI client is a rapidly expanding innovator at the intersection of AI and life sciences, with significant funding. They build multi-modal foundation models that span medical imaging, clinical, genetic, and omics data … commercial potential of this work is phenomenal, as is its scope for its impact on society. They are looking to hire several experienced Research Software Engineers to partner closely with the Research team (currently ~12), playing a pivotal role in developing and optimising their next-generation, AI-driven biomedical ...

client journeys and delivering on HL's vision to give people financial freedom. You will work with like-minded people from business, product and engineering functions to develop and refine client journeys covering onboarding, KYC, account management and investment workflows in a secure and compliant environment. By joining … Android using cross platform React Native technology stack. Solid experience & knowledge of React Native is a must-have. Define and uphold mobile engineering standards, best practices, and architectural principles. Lead technical decision-making, balancing short-term delivery needs with long-term maintainability and scalability. Ensure applications are performant, accessible ...

workflows, and monitoring to maintain model performance. Design evaluation metrics to assess accuracy, latency, UX quality, safety, and real-world utility. Collaborate with product, software, and platform teams to deliver scalable, production-ready AI solutions. Champion software engineering best practices, including code reviews, testing, CI/… Ensure AI solutions meet security, compliance, and responsible AI standards. Skills & expertise Mid-to-senior AI engineer with 3+ years in data science or software engineering, including substantial AI experience. Strong Python skills and experience with LLM APIs (OpenAI, Anthropic, or similar). Expertise in GenAI frameworks (LangChain ...

exceptional Machine Learning Engineers . This fast-growing organisation is transforming mission-critical combat planning and operational decision-making by building next-generation AI software tools for Western forces. Founded in 2023, the company has already secured significant early-stage funding, including a $10m Seed round in 2024. … founding team is composed of ex-Palantir and ex-OpenAI leaders. They combine deep sector knowledge with cutting-edge design and software engineering expertise to deliver state-of-the-art SaaS capabilities leveraging NLP, GenAI, Computer Vision, and Reinforcement Learning technologies. Position location (hybrid) : London (Shoreditch) or Paris ...

Factory. Deep technical understanding of GenAI tools, such as GPT models, and Agentic AI frameworks, such as Langgraph & Langchain, required. Strong full stack/software engineering skills also preferable. To provide technical leadership for a team of ~15 Capgemini Invent technical developers across data science, software engineering ...

Senior Software Engineer (Python) 💰 Up to £130,000 + excellent benefits (including work from abroad) 📍 Hybrid - 2 days onsite in Central London (London Bridge) Are you a Senior Python Engineer who loves solving deep technical challenges? Want to help reinvent how future hardware is created? 🚀🔬 Join a top-tier … engineering team building a revolutionary platform that turns high-level hardware requirements into complete circuit designs. You’ll work on complex problems at the crossroads of software, data and engineering, collaborating with experts across multiple disciplines. What You’ll Do Own and evolve backend systems across data ...

Company Raised $200m+ for charity worldwide Human-centric business Caring Culture – good people doing good for the world The Role Work cross-functionally with software engineering, Product and UX to bring this platform to life. Help architect, design, and implement well-tested new product features. This role … just about coding; it's about influencing product and business impact. Desired Skills & Experience Backend JavaScript/TypeScript/Node.js software engineering experience SASS, DynamoDB, AWS Lambda, and Serverless Framework are all beneficial eCommerce/Shopify experience is a bonus ...

Senior Software Engineer (Python - FastAPI) This fast-growing consultancy is pushing the boundaries of AI and data science, helping clients turn complex challenges into scalable, production-ready solutions. They’re now hiring a Senior Software Engineer who can blend deep technical expertise with a practical, delivery-focused mindset. … above What You’ll Be Doing: Leading the end-to-end design and build of applications that utilise advanced AI and data-led software solutions. Developing scalable data pipelines and backend services that support complex modelling work. Setting standards for clean, efficient engineering across Python(FastAPI ...

Title: Senior Embedded Software Engineer Rank: Determined by the confirmed level and scope of experience Company: Chevalier Tech Limited Location: Colindale, Greater London (On-site) Salary: Salary is competitive and negotiable based on experience. Job Type: Full-time, Permanent About Us Chevalier Tech Limited is a tier-one supplier … Smart Door Handles, and Control Electronics, which are integrated into high-end passenger and super cars worldwide. About the Role As a highly Experienced Software Engineer , you will lead the software engineering team, play a pivotal role in the design, development, and implementation of embedded software ...

branches and representative offices located within Europe and Africa. The IT Project Management and Service Department (PSD) of ITCE is primarily responsible for software project management and application services across ITCE and EMEA Branches, providing the second-line maintenance for ITCE application systems. As a Senior Associate – Software … department's functionality and efficiency Undertake on-site visits to clients for assigned technical projects as required Requirements Degree educated in Information Technology, Computing, Software Engineering, Computer Engineering or other relevant subjects Solid experience in project management Knowledge of banking business, products and services Good software ...

Company Description Are you passionate about engineering? Do you want to make a difference? ALTEN is a global engineering and technology consultancy operating across over 30 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, and many more to deliver … innovative engineering solutions that drive technological advancement and support sustainable transformation. Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrows ...

driven solutions that transform how organisations make decisions. In October 2025, Accenture acquired Decho Group, recognising our unique ability to combine deep engineering expertise with strategic advisory, tackling mission-critical problems in defence, healthcare, and commercial industries. Joining Decho means joining a consultancy where AI meets engineering excellence. … change lives and industries. The Role We’re seeking Senior Consultant Engineers who want to apply their technical mastery in AI consultancy and Palantir engineering while shaping the future of data-driven decision-making. This is a hands-on, client-facing role where you’ll lead technical delivery, partner ...

systems that power one of the UKs leading media groups. Were looking for a hands-on Tech Lead moving into a Head of Engineering role or current Head of Engineering to lead this change from the front, a full-stack technologist who codes with confidence, architects with foresight … inspires teams to deliver with purpose. Youll own the engineering direction across multiple domains; designing scalable cloud-native platforms, embedding DevSecOps excellence, and ensuring our technology foundation accelerates the business. DevSecOps would be desirable to have but so long as you have DevOps that is fine. This ...

features. You will: Build LLM-powered workflows, chat systems, and assistant-style features. Develop simple, reliable systems that solve real customer problems (no over-engineering). Work closely with product and UX to shape user-facing AI experiences. Deploy LLM models and agentic components in production. You bring: Strong … hands-on experience with GenAI, LLMs, agentic frameworks , or chat/workflow apps. Excellent Python and software engineering fundamentals. Solid cloud experience (AWS preferred, GCP/Azure fine). Product-minded approach and ability to work cross-functionally. 2. Senior AI Engineer - Information Retrieval (Engineering-Focused ...

Derivatives Data you’ll be working closely with our product and data specialists across all asset classes, extending our platform. As well as delivering software of high quality, you’ll work towards the team’s goals of high test-coverage, automated, frequent deployment and regular cycles of code delivery … testing and feedback Responsibilities and Impact: Develop new software and enhance existing software to high-standards. Adhere to best practices that enhance user experience, usability, scalability, performance and security. Work with business analysts and product specialists on maintenance and improvements to our platform. Provide technical support and guidance ...

Intelligence is on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Full Stack Software Engineer to join our team! We're particularly looking for someone with strong Golang, Typescript and Kubernetes experience . Python skills would also … senior contributor to the development and operation of our cutting-edge cloud-based platform. You should have a passion for both science and engineering, a proven ability to deliver production-ready solutions, and a collaborative spirit to work closely with our product and research teams. Note: the role ...

Senior Software Engineer/Developer (Python AWS) London/WFH to £130k Are you a Python technologist with experience of Front Office trading environments? You could be progressing your career on the Asset Management side of a global Japanese bank as they expand this product offering within the UK. … Senior Software Engineer you will take ownership of a Greenfield trading systems build, in an impactful role that will directly affect the PnL and success of the business. You'll design, build and maintain highly performant, robust, scalable trading systems including cloud infrastructure, collaborating with front, middle and back ...

next generation of AI powered clinical knowledge tools. This position has a broad scope, accepting applications from all levels of experience, i.e from minimal software development experience to the world’s best clinician turned engineer. The Role - Clinician Engineer (Clinical + Full Stack Engineering) This is a rare … building real tools that dramatically improve clinical workflows. You will bring your clinical understanding into every product decision, while learning (or expanding) real engineering capability. You will help design, build, and ship features used directly by frontline clinicians including our next-generation AI-powered knowledge retrieval tools. We welcome ...

About Us: We’re a VC-backed stealth-mode company building behavioural AI solutions for the retail industry. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate ...

products into their existing workflows to drive high adoption and value. Move fast and iterate: Work in an agile environment where experimentation, pragmatic engineering, and rapid iteration are key to creating business value. Leverage modern tools and methods: Use contemporary ML frameworks, cloud platforms, and MLOps best practices … Communicate insights clearly: Distill complex technical findings into concise, actionable narratives for technical and business audiences alike. Keep learning and pushing boundaries: Expand your engineering toolkit across the full ML development lifecycle—from prototyping to deployment—and explore new architectures, tools, and approaches to solving complex, real-world problems. ...

RESTful APIs using Java integrated with banking platforms Develop full-stack features with JavaScript frameworks (Angular) Champion CI/CD, TDD/BDD, and engineering best practices Optimize Java applications for high-volume, high-availability systems What You Need 5+ years experience as a Software Engineer with strong … experience preferred Why Join? Java-focused role powering major banking platforms Scale-up energy with enterprise stability Comprehensive benefits + career development programs within software engineering Are you a Senior Fullstack Engineer with skills across Java and Angular? Apply now to discuss this opportunity in fintech. ...

Head of Mobile/Head of Mobile Engineering/Head of Mobile Technology/Mobile Technology Director/Head of Mobile Architecture Overview: Really excited to be sharing this outstanding opportunity, we've partnered with a leading UK FS/FinTech client, trusted by million's of users … help shape and deliver this transformation programme where you will play an absolutely critical role. You will be working closely with the Head of Engineering to shape modern Mobile and Web technology that will transform how people invest and manage their finances. There wont be any line management involved ...

hiring AI Engineers to design, build, and deploy production-grade GenAI systems in a high-stakes legal environment. This is a deeply hands-on engineering role focused on shipping reliable systems used by real customers. Key responsibilities Build and deploy LLM-powered features across drafting, prosecution, and litigation workflows … Collaborate closely with full-stack engineers and domain experts What they’re looking for Strong AI research background with top publications or a strong software engineering background Excellent production engineering fundamentals regardless of background No data-science-heavy profiles Comfortable being scrappy and hands ...