1 to 25 of 68 Senior Full-Stack Engineer Jobs in London

Senior Full-Stack Engineer Want to use AI to make roads around the world safer and greener? We're looking for an energetic Engineer with a passion for data and web applications to join our team and help us transform transport. Salary: £60k - £80k Reporting to: François-Xavier Decroix, Engineering … role in extracting value from the trillions of data points per year which flow from our smart traffic sensors to government clients. As a senior full-stack engineer, you will architect, develop, and own varied projects, guiding technical direction to make a significant impact for customers, helping to make roads around the … skills are transferable, and passion goes a long way. Hiring process: 30 minute screening interview. 1 hour pair programming interview where you will work together with a VivaCity engineer 2.5 hour final round interview, split into a 60 minute technical experience interview, 60 minute soft skills interview, and 30 minute director interview We know that diverse ideas and More ❯

Senior Fullstack Engineer page is loaded Senior Fullstack Engineer Apply locations London time type Full time posted on Posted 30+ Days Ago job requisition id REQ_ Believ: ABOUT US At Believ, formerly known as Liberty Charge, we believe sustainable transport should be accessible to everyone. We're a Charge Point … set. You'll become part of a passionate and supportive team in a fast-paced, dynamic and result-driven environment. About the role We are seeking an experienced Senior Software Engineer (Full Stack/Backend) to lead the development of our in-house Charge Point Management System (CPMS) and customer-facing app … job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation. Similar Jobs (2) Senior Backend Engineer locations London time type Full time posted on Posted 30+ Days Ago Site Reliability Engineer locations London time type Full More ❯

capabilities across high-impact decisions. This comes with genuinely interesting technical challenges, with huge space for creativity and influence. We're actively seeking a senior full-stack engineer to deliver our cutting-edge product, Frontier, to new clients. As we continue to expand our platform's reach, you'll have the unique … which decisions are made. Our platform enables a CT to show historical process performance, model future behaviour and simulate decisions As a Senior Full Stack Engineer in the Customer Development team, you'll lead the technical delivery of customer-facing projects, working as part of small, cross-functional teams. You'll collaborate … useful. Work directly with customer stakeholders, including end users and engineering teams, to integrate Frontier into existing systems, data sources, and workflows. What we are looking for: Full-stack engineering experience with Python, Typescript and React Experience with PostgreSQL. Knowledge of CI/CD pipelines (ideally with GitLab). Strong understanding of system architecture and design. More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof … happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Software Engineer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof … happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Software Engineer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof … happy to mentor more junior developers You're likely to be degree educated in Computer Science or similar tech discipline What's in it for you: As a Senior Software Engineer you will receive a competitive package: Salary to £100k 25 days holiday (increasing to 30), plus Christmas Eve Vitality healthcare plus a host of wellbeing More ❯

Senior Fullstack Engineer Department: Intelligence Collection Employment Type: Full Time Location: London, UK Reporting To: Simon Pickles Description About the Role As the senior engineer in our Crypto Intelligence Engineering team, you'll be working in the heart of Elliptic, building a platform for our intelligence organisation to efficiently and … and their usage (both from a technical and economic perspective) in the real-world Demonstrably great coding skills in at least one language and the proven ability to engineer good solutions Have increased operational efficiency by integrating disparate systems Enjoy working as part of a close-knit team on highly impactful problems Promote a positive culture of collaboration More ❯

Please visit our careers site to find out more about working at Ki Job Details: Senior Full Stack Engineer Full details of the job. Vacancy Name Vacancy Name Senior Full Stack Engineer Employment Type Employment Type Permanent Location Location London Role Details … research, and data science. Our squads focus on delivering high-impact features - we favour a highly iterative, analytical approach. We're looking for a Senior Full-stack Engineer to join our Development team. Principal Accountabilities: • Build robust and scalable software for business critical, web-based applications • Build eye-catching, functional, efficient, and … for one or more of Ki's core technologies • Mentor and coach colleagues in both engineering and business domain subjects Required Skills and Experience: • Experience as a mid-senior level engineer working across a modern web stack • Strong software engineering principles (SOLID, DRY, ER modelling) • Professional experience with a server-side language, ideally JVM More ❯

encourage professional and personal growth, and foster a supportive and flexible work environment where everyone's contribution is welcomed. We are looking for a Senior Full-Stack Engineer to join us as part of our team. About the role We seek a talented Full-Stack Developer to join More ❯

Senior Full Stack Engineer Salary £80k to £85k + Bonus and excellent pension/benefits Location: Central London About the client Our client is an infrastructure communications technology company providing end-to-end fibre solutions and now Cloud solutions, Wi-Fi, Firewalls/Security, SD WAN, Managed LAN and UC services for … businesses and wholesale/carrier/channel organisations across London. What you will do: We are looking for a Senior Full Stack Engineer to own end-to-end delivery of critical features, drive architectural excellence, and establish best practices. You ll work hands-on across React, Node.js, and Python services, own our … with product, operations and customer success to translate requirements into robust technical solutions. A good fit candidate will have: 5+ years hands-on as a full stack engineer in a SaaS environment Expert in React (hooks, state management, performance) Strong backend skills in Node.js (Express) and Python (FastAPI, Celery) Deep familiarity with Microsoft Azure More ❯

Senior Full Stack Engineer Salary £80k to £85k + Bonus and excellent pension/benefits Location: Central London About the client Our client is an infrastructure communications technology company providing end-to-end fibre solutions and now Cloud solutions, Wi-Fi, Firewalls/Security, SD WAN, Managed LAN and UC services for … businesses and wholesale/carrier/channel organisations across London. What you will do: We are looking for a Senior Full Stack Engineer to own end-to-end delivery of critical features, drive architectural excellence, and establish best practices. You’ll work hands-on across React, Node.js, and Python services, own our … with product, operations and customer success to translate requirements into robust technical solutions. A good fit candidate will have: 5+ years hands-on as a full stack engineer in a SaaS environment Expert in React (hooks, state management, performance) Strong backend skills in Node.js (Express) and Python (FastAPI, Celery) Deep familiarity with Microsoft Azure More ❯

Senior Full Stack Engineer/Developer (Python Vue.js) London/WFH to £75k Opportunity to progress your career in a senior, hands-on role, working on a "tech for good" product that is helping to reduce carbon emissions, via its complex data analytics platform that uses billions of data points … per month. As a Senior Full Stack Engineer you'll design and develop cloud software applications that work in conjunction with a large fleet of remotely managed IoT devices. You'll collaborate with experienced colleagues with exposure to the full product and service lifecycle from specification and architecture through to … React.js, NoSQL, Grafana, Gitlab, AWS You're collaborative and pragmatic with great communication skills What's in it for you: As a Senior Full Stack Engineer you will receive a competitive package: Salary to £75k 25 days holiday, increasing to 30 Health insurance including dental allowance Up to 5% matched pension contribution More ❯

Senior Full Stack Engineer/Developer (Python Vue.js) London/WFH to £75k Opportunity to progress your career in a senior, hands-on role, working on a 'tech for good' product that is helping to reduce carbon emissions, via its complex data analytics platform that uses billions of data points … per month. As a Senior Full Stack Engineer you'll design and develop cloud software applications that work in conjunction with a large fleet of remotely managed IoT devices. You'll collaborate with experienced colleagues with exposure to the full product and service lifecycle from specification and architecture through to … React.js, NoSQL, Grafana, Gitlab, AWS You're collaborative and pragmatic with great communication skills What's in it for you: As a Senior Full Stack Engineer you will receive a competitive package: Salary to £75k 25 days holiday, increasing to 30 Health insurance including dental allowance Up to 5% matched pension contribution More ❯

Senior Full Stack Engineer/Developer (Python Vue.js) London/WFH to £75k Opportunity to progress your career in a senior, hands-on role, working on a "tech for good" product that is helping to reduce carbon emissions, via its complex data analytics platform that uses billions of data points … per month. As a Senior Full Stack Engineer you'll design and develop cloud software applications that work in conjunction with a large fleet of remotely managed IoT devices. You'll collaborate with experienced colleagues with exposure to the full product and service lifecycle from specification and architecture through to … React.js, NoSQL, Grafana, Gitlab, AWS You're collaborative and pragmatic with great communication skills What's in it for you: As a Senior Full Stack Engineer you will receive a competitive package: Salary to £75k 25 days holiday, increasing to 30 Health insurance including dental allowance Up to 5% matched pension contribution More ❯

Senior Full Stack Engineer 40 hours per week, Permanent Role UK, Remote £70k - £75k (We're transparent about our salary range - most offers start at the lower end, with room to grow based on performance.) Why Hertility? Hertility Health is transforming women's health, putting fertility and reproductive care at the forefront … their health from menstruation through menopause, with expert support every step of the way. ️ Why You'll Love This Role As a Senior Full Stack Engineer you'll play an integral role in our growing company. We're seeking a talented and versatile engineer to join our Engineering Team - Customer … be helping them develop their skills as well as being responsible for delivering new features. We're looking for someone with a good balance of being a great engineer and someone who wants to develop into a leader of our team, rather than being an individual contributor. We'll want you to plan and scope out work, communicate More ❯

Senior Full Stack Engineer - Contract Location: London (Hybrid - 1-2 days onsite) Rate: £600 - £640/day (Inside IR35) Duration: 6 months Start Date: ASAP About the Role We're hiring a Senior Full Stack Engineer to join a newly funded initiative focused on More ❯

ROLE: Senior Full Stack Engineer(focus on .Net) OFFICE: London, UK We are Two Circles. We are a Sports & Entertainment Marketing business. We grow audiences and revenues. We do that by knowing fans best. We work with clients to help them understand & influence what their fans are doing - the way fans spend … over the world JOB DESCRIPTION As part of our ongoing growth, we are expanding our technical team and looking for an experienced Senior Full Stack Engineer to join our London office. The chosen person will play an important role in influencing the rapidly growing Two Circles technology proposition and will be responsible More ❯

Social network you want to login/join with: Software Engineer, Full Stack (Senior), London col-narrow-left Client: Runna Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 4751b9357d64 Job Views: 12 Posted: 22.06.2025 Expiry Date: 06.08.2025 col-wide Job Description: We're … You will work closely with our founders and CTO to help shape the future of Runna, who will support you all along this exciting journey. As a Software Engineer, your role will include: Architect, build, test and deliver new features across the full stack Work with the Product team to identify the most suitable … supporting Enthusiasm for our ways of working which include: Iterative development, continuous deployment and test automation Shared code ownership & cross-functional teams Are experienced in delivering features full-stack Are experienced in Python or SwiftUI Are experienced in deployment, releasing cycles or CI/CD Have experience with React Native (worked on large scale applications) Have More ❯

in the Fintech ecosystem to identify and back revolutionary new businesses. The role Our Tech Team at Fasanara is looking to bring onboard a senior Full-Stack Engineer who will be essential in expanding the capabilities across our investment tools, working on several Greenfield projects. You'll have the opportunity to partner … across multiple business areas building scalable innovative solutions. This role would suit an ambitious, seasoned engineer who wants to be part of an expanding engineering team having a big impact. Responsibilities Design and develop scalable, high-performance internal platforms and applications for core business functions including Credit Trading, FX Hedging, Portfolio Monitoring, and Treasury. Collaborate cross-functionally with More ❯

Social network you want to login/join with: Senior Software Engineers - Full-stack, London col-narrow-left Client: Simple Machines Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 87a2df6cd216 Job Views: 3 Posted: 25.06.2025 Expiry Date: 09.08.2025 col-wide Job Description: Simple Machines is … bespoke data platforms and unique software products, create and deploy intelligent systems, and bring engineering expertise to life by transforming data into actionable insights and tangible outcomes. We engineer data to life. As a Senior Software Engineer at Simple Machines , you'll be at the heart of groundbreaking projects, collaborating closely with both our More ❯

in our customer's supply chains. This is an exciting mix of fullstack software engineering, backend systems engineering, data engineering and data science. We are looking for a Senior Fullstack Engineer to speak the language of decarbonisation for our customers, via product. You'll join our Product Development team and contribute to the technical implementation of … our product interface and services as we build our best in class carbon accounting platform. The successful candidate will be a senior software engineer who has previously operated as a hands-on engineer focused on building enterprise applications in collaboration with design and product. In this role, the successful candidate will partner with Product More ❯

Senior Full Stack Engineer (Editor Core) London Senior Full Stack Engineer (Editor Core) At VEED, our mission is to make video creation accessible to anyone. No hard-to-use equipment, painful learning curve, or keeping track of multiple subscriptions to take your ideas from More ❯

Senior Fullstack Engineer - Digital Scale-Up £450-£500/day Outside IR35 Hybrid - 1 day/week in London 3-month contract (likely to extend) We're hiring Senior Fullstack Engineers for a rapidly growing digital company expand its London team. This is an exciting opportunity to join a scale-up focused on improving More ❯

a mission-led, fast-scaling tech business, this is the right place for you. About the Role: We are seeking a motivated Senior Full Stack Engineer with a front-end focus to join our Health Alliance team, which plays a critical role in the monetisation strategy and driving our mission to scale … Your work will directly shape how pet owners and sitters experience the platform with meaningful ownership over the features you build. Requirements Proven experience (4+ years) in full-stack development, including production-grade React (or similar), TypeScript, and backend development preferably with Python/Django or equivalent language/frameworks. Strong understanding of scalable web architecture More ❯

Senior Full Stack Engineer - What will you be doing? Join our fast-growing team and play a key role in building and scaling BCB's products for our clients. Leverage your software engineering expertise to develop, test, release, support, and maintain sophisticated financial platforms. Our backend is built in Node, driven by More ❯