626 to 650 of 1,048 Full Stack Engineer Jobs

Research Engineer (Inference)

Hiring Organisation
Axiōma Search
Location
City of London, London, United Kingdom
Research Engineer (Inference) About Serving a multimodal agent model in production is a different problem to serving a standard LLM. Context length, tool calls, and computer-use workloads create constraints that require co-designing the inference stack with the model team - not just bolting … after the fact. This is a VC-backed challenger lab building state-of-the-art computer-use agents. The inference team owns the full stack from engine layer (vLLM, SGLang) through to serving architecture (disaggregated inference, intelligent routing). The team operates at the intersection ...

Senior Gen AI Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Engineers, Product, Architecture and Business Delivery teams to turn business problems into robust AI-powered applications. The role would suit a strong software engineer with hands-on experience building cloud-native applications, embedding AI capabilities into production systems, and taking ownership across the full delivery lifecycle. … responsibilities: * Design, build and maintain AI-enabled applications using enterprise GenAI services* Develop production-grade microservices and/or full-stack applications* Integrate LLM, RAG, summarisation and extraction services into secure, scalable applications* Own end-to-end delivery, including development, CI/CD, deployment, monitoring ...

Founding Engineer

Hiring Organisation
Altech Group Ltd
Location
London Area, United Kingdom
Founding Product Engineer 💰 Up to £100k + meaningful equity 📍 London | Onsite 💻 Python, TypeScript, React, SQL, AWS The Opportunity I'm working with a well-funded early-stage startup looking to hire a Founding Product Engineer to help build and scale a product that's already gaining … both the product and technical direction as the company continues to grow What You'll Be Doing • Building customer-facing features across the full stack • Designing and developing backend services, APIs, and data models • Working closely with customers and founders to understand problems and shape solutions ...

Lead Software Engineer (Python, Django)

Hiring Organisation
eTeam Workforce Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Title: Senior/Lead Software Engineer (Python, Django) Location: London, Manchester, Birmingham, Cardiff, North East, UK Job Type: Full-time contract, 12 months Work Model: Hybrid Summary: This role is responsible for the design, development, delivery, and ongoing improvement of soft-ware solutions within a secure … Developers) Oversee development across multiple workstreams Drive continuous improvement of systems and processes Ensure integration across complex systems Technical Environment: Primary Stack: Python, Django Backend-focused with full-stack awareness Multiple user journeys (~27 Front End journeys) Government Digital Service (GDS) aligned delivery Ways ...

Python Software Engineer

Hiring Organisation
Runtime Group Ltd
Location
London Area, United Kingdom
Title: Mid-Level Python Developer (Python/Django) Location: Fully Remote Job Type: Full-Time Salary: £55- £75k About the Company: A fast-growing tech company in the Life Science space, who are speeding up the drug discovery phases, by using the latest innovations in Python … cross-functional teams. Requirements: Computer Science or STEM degree from a top Russell Group University (1st or 2:1). 3+ years of full-stack development experience (Python/Django and React). Strong experience with SQL databases (PostgreSQL/MySQL). Familiarity with DevOps tools ...

Senior Software Engineer

Hiring Organisation
trg
Location
London Area, United Kingdom
Title : Senior Product Engineer Industry : FinTech Stage : Series A, Rapidly growing Office : London 3 days a week. Salary : £80-110k + Equity TypeScript, React, Next.js, Node.js, PostgreSQL Most software makes existing processes slightly better. This team is rebuilding critical infrastructure from the ground up. They're solving … short. They are globally scaling and entering new markets and countries impressively quickly. As they continue to scale, they're looking for Senior Full Stack Engineers to help build products used by thousands of businesses around the world. Why join? Work on genuinely difficult engineering problems ...

Software Engineer Opportunities JBLE1 NI

Hiring Organisation
Almac Group Ltd
Location
Craigavon, Co. Armagh, UK
Software Engineer Opportunities Location: Craigavon Hours: 37.5 Hours Per Week Business Unit: Central Services Open To: Internal & External Candidates Ref No: HRJOB11560 Salary: Competitive We are excited to offer multiple Software Engineering opportunities within Almac Group, providing a unique chance to be part of a growing and innovative … global organisation. Whether you are an experienced Software Engineer or looking to take the next step in your career, this is an opportunity to work on impactful, real-world solutions that support the advancement of healthcare and pharmaceutical services worldwide. Why Join Almac? At Almac, we are driven ...

Senior Software Engineer (Rust)

Hiring Organisation
Understanding Recruitment
Location
City Of London, England, United Kingdom
Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest growing start-ups. They are a very technically focused group building cutting-edge decision making technology. The company's founding team has real pedigree, with backgrounds … Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure backend engineers, or full-stack engineers. Their technical stack is Rust , Typescript and React on the frontend. They do not require any experience ...

Security Developer

Hiring Organisation
Oliver Bernard
Location
London Area, United Kingdom
part of a transformational revamp on their platform. You’ll be expected to work in cross-functional teams, devised of Security Engineers, DevOps Engineer and Full-Stack developers, on a project to help scale their Security processes and drive a Security First … inside IR35, for an initial 6 month contract, and operates a hybrid working model (with 2 office days p/week). DevOps Engineer - Publishing - AWS, Kubernetes, Terraform ...

Compute Platform Engineer II

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
Tech, designed to deliver a step-change in our ability to leverage data, knowledge, and prediction to find new medicines. We are a full-stack shop consisting of product and portfolio leadership, data engineering, infrastructure and DevOps, data/metadata/knowledge platforms, and AI/… entire application and analysis lifecycle including interactive development and explorations (notebooks), large-scale batch processing, observability and production application deployments. A Compute Platform Engineer II is a technical contributor who can consistently take a poorly defined business or technical problem, work it to a well-defined problem/ ...

Software Engineer (Applied AI)

Hiring Organisation
Euphoric
Location
United Kingdom
largest enterprises and are now preparing for rapid expansion as we scale the platform globally. The role: We’re looking for a Software Engineer to bring their ambition, creativity, and technical prowess to join our high-powered team to build the technology that powers the world’s first … methods (e.g. agents/LLMs, recommender systems, reinforcement learning) to enhance user experience in a meaningful business domain. Contribute across the tech stack: You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing ...

Senior Software Engineer

Hiring Organisation
Formula
Location
London Area, United Kingdom
Senior Software Engineer : £650 Inside IR35 : Hybrid London (3x per week) : Banking client A major UK bank is seeking Senior Software Engineers to support on a major transformation project to rebuild the payment system, replacing their existing enterprise solution. The new product will support a broad range … payment methods and channels across both in-person and digital environments. Key requirements: Specific domain expertise in payment gateway systems Full Stack : Kotlin (will accept wider JVM with the ability to transition) and React.js Solution architecture and design capabilities Taking high level requirements and creating structured ...

Principal Technical Safety Engineer

Hiring Organisation
Risktec Solutions Ltd
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent
Principal Technical Safety Engineer with knowledge and experience of Software Development Warrington and Other Locations A unique role within Risktec and we are looking for an individual with combined skills and experienceas a Technical Safety Engineer and in internal Software Development. Technical safety project work … select the optimum technology for a particular problem. To this end, the candidate must have some experience in several of the following areas: Full stack development Python (and associated data analysis libraries such as Numpy and Pandas) C#, .NET, and JavaScript/Typescript Visual Basic ...

Principal Technical Safety Engineer

Hiring Organisation
17918
Location
Oakham, Rutland, United Kingdom
Principal Technical Safety Engineer with knowledge and experience of Software Development Warrington and Other Locations A unique role within Risktec and we are looking for an individual with combined skills and experienceas a Technical Safety Engineer and in internal Software Development. Technical safety project work … select the optimum technology for a particular problem. To this end, the candidate must have some experience in several of the following areas: Full stack development Python (and associated data analysis libraries such as Numpy and Pandas) C#, .NET, and JavaScript/Typescript Visual Basic ...

Senior Software Engineer (Rust - Any Backend Language Accepted)

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest growing start-ups. They are a very technically focused group building cutting-edge decision making technology. The company's founding team has real pedigree, with backgrounds … Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure backend engineers, or full-stack engineers. Their technical stack is Rust , Typescript and React on the frontend. They do not require any experience ...

Senior Software Engineer (Rust/Typescript) No Rust required

Hiring Organisation
Understanding Recruitment
Location
England, United Kingdom
Fastest Growing Start-up in the UK | Defense | Senior Software Engineer | Rust We are partnered with one of the UK's fastest growing start-ups. They are a very technically focused group building cutting-edge decision making technology. The company's founding team has real pedigree, with backgrounds … Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure backend engineers, or full-stack engineers. Their technical stack is Rust , Typescript and React on the frontend. They do not require any experience ...

Software Engineers

Hiring Organisation
CGI
Location
Gloucestershire, United Kingdom
Employment Type
Full Time
allow. Any such arrangements would be agreed in advance with the project team. Your future duties and responsibilities We are seeking a Software Engineer to join our team and contribute to the development of a cutting-edge projects supporting high-value, mission-critical operations. This is an opportunity … applicants who bring depth in a particular language or specialism (e.g., Java-focused, C++-focused, Python-focused), as well as those with broader full-stack expertise. Programming Languages: •Java •Python •RUST •JavaScript/TypeScript •Go •C++ Frontend Frameworks: •Vue.js (or similar modern JavaScript frameworks) Scripting & Automation ...

Software Engineer

Hiring Organisation
VoCoVo
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
Salary
52000 to 58000 GBP Annually
Service (SaaS), and the software that runs on our large estate of hardware appliances 'on prem' at our customers' stores. As a Software Engineer you will work within a highly collaborative, multi-disciplinary agile scrum team, reporting into a Technical Lead. This team's primary goal … expect you to have them all: Hands-on experience with backend development using Node.js/TypeScript, including unit and integration testing. Full-stack engineering experience, using modern frontend frameworks and libraries such as React. Exposure to the design, build and integration of HTTP-based APIs. Excellent ...

Backend Software Engineer - SaaS - Remote (Northern Ireland) JBLE1 NI

Hiring Organisation
VANRATH
Location
Belfast, UK
Senior Backend Engineer My client, an established SaaS company operating in the creative technology space, is hiring a Senior Backend Engineer to join their growing remote-first engineering team. This is a newly created position offering significant ownership across backend architecture, infrastructure, platform reliability, and security. … This is an opportunity to have a genuine impact on technical direction, engineering standards, and long-term platform strategy. As a Senior Backend Engineer, you will take ownership of backend architecture, API design, infrastructure, and platform reliability. You will work closely with developers across the business to improve ...

Senior Software Engineer - Mobile

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Requisition ID 18486 - Posted - Technology (50000000) - Branch Technology (60000466) - Wood Street (Admin Site) (141550) - Information Technology - Permanent - Full Time - City of London & Greater London Grade: 3A Reporting Line: Digital Engineering Manager Contract Type: Permanent Location: London/Remote What to expect The Senior Software Engineer … delivery of functional objectives, always modelling the Post Office behaviours, and demonstrating a Postmaster first mindset. Acting as a trusted advisor, the Software Engineer will share their expertise in web development, demonstrating best practice across Digital delivery. As a Senior Software Engineer, you will play ...

Lead Software Engineer (HealthTech)

Hiring Organisation
Keystream Group Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
This role would suit someone who is currently working as a: Technical Lead Lead Developer Software Development Team Lead Engineering Team Lead Senior Full Stack Developer with leadership responsibilities You will work closely with the Head of Client Digital Solutions and play a key role ...

Microsoft AI Engineer / Azure Artificial Intelligence Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £90000/annum
Microsoft AI Engineer/Azure Artificial Intelligence Engineer This is a new and exclusive opportunity for a Microsoft AI Engineer/Azure Artificial Intelligence Engineer to join this thriving technology business as they grow their AI Risk Management & Governance team … Security Engineer is responsible for securing AI platforms and systems against adversarial threats. The role focuses on technical security controls, threat modelling, red teaming, and continuous monitoring of AI systems. Role details Title: AI Engineer/Azure Artificial Intelligence Engineer Location: can be either ...

Software Design Engineer

Hiring Organisation
Banner Lane
Location
Shrivenham, Oxfordshire, UK
This role has been created to strengthen the software team's capacity and capability as the business continues to scale. The Software Design Engineer will work as part of a multidisciplinary engineering team, contributing to higher-level and full-stack software development across embedded … regular interaction with embedded systems is integral to the work. Key Responsibilities: Design, implement, and maintain high-quality C++17 software across the development stack Contribute to the architecture and implementation of new software modules Support system architects in requirements analysis and early-stage technical definition Extend and maintain ...

Software Design Engineer

Hiring Organisation
Banner Lane
Location
Shrivenham, England, United Kingdom
This role has been created to strengthen the software team's capacity and capability as the business continues to scale. The Software Design Engineer will work as part of a multidisciplinary engineering team, contributing to higher-level and full-stack software development across embedded … regular interaction with embedded systems is integral to the work. Key Responsibilities: Design, implement, and maintain high-quality C++17 software across the development stack Contribute to the architecture and implementation of new software modules Support system architects in requirements analysis and early-stage technical definition Extend and maintain ...

Forward Deployed AI Engineer

Hiring Organisation
WTW
Location
Greater London, United Kingdom
Employment Type
Full Time
LGBTQ+ business community. Please do not contact the recruiter directly. Description We’re looking for a highly skilled Forward Deployed AI Engineer to join our Health, Wealth & Career (HWC) segment—where you’ll design and deliver cutting-edge AI solutions that solve complex, real-world business challenges … traditional development—partnering closely with stakeholders to translate ambiguous needs into scalable, AI-powered solutions that drive measurable value. You’ll own the full lifecycle—from architecture and build through to deployment and adoption—embedding AI into real workflows, integrating enterprise systems, and ensuring solutions are secure, reliable ...