26 to 50 of 410 Senior Full-Stack Engineer Jobs

Senior Full-Stack Engineer: Scale Web Apps & APIs

Location
Greater London, England, United Kingdom
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. What you will be doing: 🖋️ • Build robust and scalable software for business critical … more of Ki’s core technologies • Mentor and coach colleagues in both engineering and business domain subjects • 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 ...

Senior Software Engineer (Full Stack) Humaans

Location
Greater London, England, United Kingdom
Senior Software Engineer (Full Stack) Overview Company Name: Humaans Job Role: Senior Software Engineer (Full Stack) Qualifications: Not specified Category: I Job Type: Full Time Location: London/London, London, United Kingdom … help us communicate, demonstrate or deliver the value of Humaans What we're looking for Multiple years of industry experience building full-stack web applications, ideally within SaaS Strong TypeScript knowledge and a genuine appreciation for the language Experience working across both backend and frontend systems ...

Senior Full-Stack Software Engineer (Java & React / Javascript / Angular)

Location
Oxford, England, United Kingdom
Senior Full-Stack Software Engineer (Java & React/Javascript/Angular) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver … technology which facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research. About the role: As a Senior II Software Engineer, you will build capabilities to support scientific researchers through the process ...

Senior Software Engineer II (Full-Stack)

Location
Greater London, England, United Kingdom
magical time to join. Who we're looking for We're looking for a talented, high-quality full-stack engineer to join our team. We care about how well you build software, how you work within a team, and how fast you learn. Runna … over a partial match even when they'd do the job well. If you're a strong full-stack engineer keen to learn, we'd rather hear from you than not, and we're happy to talk about whether a different role or level ...

Senior Fullstack Engineer

Location
Greater London, England, United Kingdom
tuning, reliability Work directly with the CITO, VP of Engineering, and Product on features, strategy, and roadmap CORE COMPETENCIES Proficient in modern full-stack development: TypeScript, React, Node.js, Python, JavaScript Experience with Google Cloud or other cloud infrastructure: provisioning, scaling, cost management Can design scalable abstractions … than wait to be handed one You switch comfortably between leading and executing, whatever the moment needs IDEAL BACKGROUND Track record shipping full-stack products in a small, high-velocity, early-stage environment Comfortable owning full systems: databases, APIs, UI, and infrastructure Real hands ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
## Senior Software Engineer (Full Stack)Apply: UK - City Quays 3 - Belfast: Full time: Posted Today: R5298**Group Overview**The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global … Platform based on the latest technology and architecture. You will be working alongside AWS and learning from the best. As a Senior Engineer you will be responsible for demonstrating excellent technical competencies with a desire to improve and mentor junior members of the team. You will ...

Senior Full-stack Engineer, Core AI Services

Location
Cambridge, England, United Kingdom
AVEVA is creating software trusted by over 90% of leading industrial companies. Job Title: Senior Full-stack Engineer, Core AI Services Location: Cambridge, United Kingdom (Hybrid) Employment Type: full-time The job We are looking for passionate Senior Software/Full-stack Engineers to join our Core AI Services team at the forefront of industrial AI Innovation. In this role, you will help design, develop, and scale AI-enabling platform services, agentic workflows, and public APIs that are secure, reliable, and cloud ...

Senior Full-Stack / Forward-Deployed Engineer

Location
United Kingdom
# Senior Full-Stack/Forward-Deployed Engineerby HireCrafts in UKApply NowEngineering**AI-Native FinTech | ERP Technology | Remote-First**We are partnering with a fast-growing, well-funded AI technology company that is transforming how modern finance teams operate. The company is developing … processes, and help businesses manage their financial data with greater speed, accuracy, and efficiency.We are looking for an experienced **Senior Full-Stack/Forward-Deployed Engineer** who enjoys building production-ready solutions, working directly with customers, and taking full ownership ...

Senior Full-Stack Engineer — Climate Tech, AI-Driven, Hybrid

Location
United Kingdom
insights that help make the biggest companies in the world better. Wrapped in an experience that must be easy to use. As a Senior Full Stack Software Engineer and key member of the Neutreeno team, you’ll be shipping great software, bringing … communication and the ability to build trust quickly across engineering, product, and leadership. Preferred Qualifications Experience at an early-stage startup as a senior individual contributor. Familiarity with GraphQL, Terraform, or CI/CD pipeline design. Experience integrating LLMs or building AI-powered product features. Exposure to climate ...

Senior Software Engineer, Full Stack, Java

Location
Belfast City District, Northern Ireland, United Kingdom
Senior Software Engineer, Full Stack, Java Belfast, Northern Ireland, United Kingdom Join TRG Screen: Building World-Class Teams. One Expert at a Time. Are you ready to be part of a dynamic team at the forefront of subscription spend management innovation … Screen is a portfolio company of Vista Equity Partners, one of the world’s largest and most respected private equity firms. Position: Senior Software Engineer, Full Stack Location: Belfast The Role We are seeking a Senior Full Stack ...

Senior II Full-Stack Engineer (back-end heavy) Location: London

Location
Greater London, England, United Kingdom
Engineering Managers, Engineers, and other stakeholders to deliver meaningful outcomes for learners and tutors. As a Senior II Full Stack Engineer, you will combine hands-on execution with technical leadership, helping shape both product direction and engineering excellence through initiatives that drive … Continuously raise the quality bar through craftsmanship, curiosity, continuous learning, and a commitment to helping others grow. What you need to succeed Full-Stack Expertise: This is a backend-heavy full-stack role, with approximately 85% of the work focused on backend ...

Senior Staff Full-Stack Engineer

Location
Cambridge, England, United Kingdom
other platform can. About the Role Customer adoption is critical to the success of the Platform. A key focus of the Senior Staff Full-Stack Software Engineer within the Platform API team will be building out a new developer experience portal (Development … Platform to internal and external stakeholders working for the most influential technology companies in the world. A Day in the Life of Our Senior Staff Full-Stack Software Engineer Build, extend and maintain the public Altium Development Center, internal tooling ...

Java Full Stack Engineer-Senior Consultant-Digital Excellence

Location
United Kingdom
intimate knowledge of your industry and first-hand experience of defining its future.London, Manchester, Glasgow, Newcastle# Java Full Stack Engineer-Senior Consultant-Digital Excellence## **ROLE DETAILS****SBU - Invent****CU - Business Technology****Global Grade - C**##At Capgemini Invent, we believe difference drives change. … variety of technology such as (but not exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.In your role as a Senior Consultant, you will also be expected to play a role in leading our Engineering community and projects. This will involve managing team members, engaging with ...

Senior Software Engineer, Full Stack (C# (.NET)

Location
Belfast City District, Northern Ireland, United Kingdom
Senior Software Engineer, Full Stack (C# (.NET)) Belfast, Northern Ireland, United Kingdom Join TRG Screen: Building World-Class Teams. One Expert at a Time. Are you ready to be part of a dynamic team at the forefront of subscription spend management innovation … Screen is a portfolio company of Vista Equity Partners, one of the world’s largest and most respected private equity firms. Position: Senior Software Engineer, Full Stack (C# (.NET)) Location: Belfast Team: Activity Monitor The Role We are seeking a Senior ...

Senior Agentic AI Full-Stack Software Engineer (Java & React / Javascript / Angular / Claude Code / Codex)

Location
Oxford, England, United Kingdom
Senior Full-Stack Software Engineer (Java & React/Javascript/Angular)****Would you like to help create products to support the sharing of scientific knowledge?****Do you enjoy collaborating to solve complex technical problems?****About the team:**Our dynamic Agile Teams deliver … technology which facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research.**About the role:**As a Senior II Software Engineer, you will build capabilities to support scientific researchers through the process ...

Senior Full-Stack Software Engineer, (Forward Deployed), GPS

Location
Greater London, England, United Kingdom
Stack Software Engineer (Forward Deployed), you’ll collaborate directly with public sector counterparts to quickly build full-stack, AI applications, to solve their most pressing challenges and achieve meaningful impact for citizens. At Scale, we’re not just building … weeks per month in client offices for feedback and delivery. Architect production‐grade applications that integrate AI models with full-stack frameworks, managing everything from interactive UIs to backend APIs and systems. Deploy and manage infrastructure within cloud environments, ensuring the highest levels of system integrity ...

Senior Full-Stack Engineer (Integrations)

Location
City of Edinburgh, Scotland, United Kingdom
helping enable our clients to be better investors. Role Overview We're looking for a proactive and technically strong Senior Full-Stack Engineer to join Aberdeen's Digital Engineering team. In this role, you'll help shape the platforms, applications and integrations … that power our digital products and services. This is a high-impact opportunity for an engineer who enjoys solving complex technical challenges across enterprise-scale platforms. You'll lead the design, development and support of applications, APIs and backend integrations, translating business requirements into secure, scalable and maintainable ...

Senior Full-Stack Software Engineer / Technical Lead

Location
Cambourne, England, United Kingdom
Senior Full-Stack Software Engineer/Technical Lead San Francisco | Full-Time | In Office Experience: 7–10 years Location: San Francisco, CA – in office Visa: Sponsorship/H-1B transfer support available Relocation: Available; expected timeline typically 1–2 months … Start: Immediate preferred; notice periods can be accommodated About the Company Our client is a well-funded, senior-only San Francisco team led by founders with successful exits. The company is building next-generation consumer finance infrastructure for emerging markets, combining virtual banking, stablecoin and cryptocurrency wallet capabilities ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
Senior Software Engineer (Full Stack) An established global financial technology organisation, this company provides innovative market infrastructure, trading technology and data solutions to financial and commodities markets worldwide. They are investing in the next generation of their technology platform in partnership with … leading global cloud provider and are seeking a Senior Software Engineer to join their Belfast-based team. This is an exciting opportunity to work with modern cloud technologies, contribute to a new platform build and collaborate with experienced engineers on business-critical systems. Salary/Benefits ...

Contract Senior Full Stack Engineer - React, TypeScript & Azure

Hiring Organisation
Morson Edge
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £475/day
Contract Senior Full Stack Engineer – React, TypeScript & Azure UK Based | Fully Remote | Up to £475 per day | Inside IR35 | Initial 3-Month Contract I'm currently looking for an experienced Senior Full Stack Engineer … fellow engineers to deliver effective, well-engineered solutions. Essential Skills & Experience Strong commercial experience as a Senior Full Stack Engineer or in a similar senior engineering role. Excellent hands-on experience with React and TypeScript . Practical experience working with ...

Senior Java Full Stack Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Senior Java Full Stack Engineer Salary: £60,000 - £70,000 plus benefits, perks, and healthcare options! Job type: Permanent | Hybrid (1-2 days per week) | Occasional travel to client sites Security Clearance: Must be SC eligible Base locations: London, Bristol, Manchester … Glasgow Overview We're looking for a Senior Java Full Stack Engineer with strong backend and frontend development experience, alongside proven experience leading teams, managing stakeholders and working directly with clients You'll play a key role in delivering innovative digital solutions ...

Senior Java Full Stack Engineer

Hiring Organisation
83zero Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
Senior Java Full Stack Engineer Salary: £60,000 - £70,000 plus benefits, perks, and healthcare options! Job type: Permanent | Hybrid (1-2 days per week) | Occasional travel to client sites Security Clearance: Must be SC eligible Base locations: London, Bristol, Manchester … Glasgow Overview We're looking for a Senior Java Full Stack Engineer with strong backend and frontend development experience, alongside proven experience leading teams, managing stakeholders and working directly with clients You'll play a key role in delivering innovative digital solutions ...

Senior Full-Stack Engineer: AI & Cloud, Equity

Location
Belfast City District, Northern Ireland, United Kingdom
Vanrath is seeking a Senior Full-Stack Engineer to join a Belfast team working across modern web apps, cloud infrastructure and AI integration. You will own technical solutions, influence architecture and contribute to data-driven products. The role requires strong JavaScript/ ...

Senior Full-Stack Engineer | Node.js / AWS Serverless - 9631

Location
West of England, England, United Kingdom
Required Skills AWS React Lambda IaC CI/CD NodeJS Typescript API CDK DynamoDB Vitest Job Summary Senior Full-Stack Engineer | Node.js/AWS Serverless | Bristol | £60k + 15% bonus Building the next generation of a major financial services platform's core … ownership from investigation through to production. What you'd be doing: Building and maintaining features across high-traffic financial transfer journeys Working full-stack: React frontends, AWS Lambda BFF layers, infrastructure as code Owning issues end-to-end — not just writing code, but seeing it through ...

Senior Full-Stack Engineer — Hybrid, AI-Powered Fashion

Location
Greater London, England, United Kingdom
Lyst is seeking a Senior Full-stack Engineer to join the Shop Experience squad in our Product Development tribe. You will design and build customer-facing features across the full stack using React, TypeScript, and Python (Django), influencing ...