101 to 123 of 123 Full Stack Engineer Jobs in Central London

Founding Engineer | Seed-stage AI SaaS (£100k + equity) We’re hiring for a seed-stage SaaS startup backed by Balderton (near £5m raised) that’s using AI to fundamentally redefine its product. The company is pre-PMF and mid-pivot , at a genuine inflection point, and looking … hands-on engineer (~80% coding) to help shape the product, architecture, and technical foundations from the ground up. 💰 Compensation Up to £100k + meaningful equity 🧑 💻 What you’ll be doing Full-stack engineering (backend-leaning): Next.js (FE + BE), Node.js, TypeScript , with some legacy ...

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 ...

years or more) Strong expertise in Python with deep knowledge of frameworks, tooling, and best practices for building production-grade software. Experience building full-stack applications and deploying scalable software using modern languages and tools. Deep understanding of software architecture, design, development, debugging, and code quality ...

that can automatically verify a solution to a software engineering task. Required Skills: 3+ years of software engineering experience. Strong expertise in building full-stack applications and deploying scalable, production-grade software using modern languages and tools. Deep understanding of software architecture, design, development, debugging ...

years or more) Strong expertise in Python with deep knowledge of frameworks, tooling, and best practices for building production-grade software. Experience building full-stack applications and deploying scalable software using modern languages and tools. Deep understanding of software architecture, design, development, debugging, and code quality ...

significant scale. Fast-paced environment with emphasis on ownership, execution speed, and quality. Culture centred on pragmatic problem-solving, cross-functional collaboration, and full lifecycle responsibility. Role Overview: Position operating across software, infrastructure, and operations to ensure reliability, scalability, and performance of a globally distributed compute platform. Close … vendors Execution of large-scale data migrations between cloud and on-premise environments with focus on efficiency and cost Troubleshooting across the full stack, including hardware, networking, and distributed systems Development of internal tooling and automation to improve deployment speed, reliability, and operational efficiency Participation ...

Instead of selling software from the outside, they acquire B2B software companies and embed the system directly inside them. That gives the AI full access to live data, real feedback loops, and the organisational depth needed to encode business intuition over time. Every acquisition deepens the intelligence. Every … track record of shipping real systems Experience in a high-bar startup, scale-up, or top engineering environment Strength in backend engineering; full-stack ability is useful Language agnostic mindset — use the best tool for the job Comfort with ambiguity, fast iteration, and making sensible technical ...

About Gentek Gentek is an agentic AI company rebuilding the regulatory and operational reporting stack for global financial and energy markets. We replace the patchwork of manual checks, brittle scripts, and disparate frameworks that banks and energy firms rely on today with AI agents that reason about rules … partner with infrastructure providers to bring agentic workflows financial institutions, and leading European energy brokers. About the Role As a Forward AI Engineer, at Gentek, you own client engagements end-to-end. You run the calls, scope the work, write the plan, and drive a technical team ...

This role is based in London office, 5 days per week, no visa support is available. We're looking for a Backend Engineer to join an early-stage, revenue-generating AI-driven SaaS platform. You'll report directly to the Head of Engineering and own systems … stakeholders. What you'll need Professional software engineering experience : 3+ years for mid-level roles, 5+ years for senior roles. Strong backend and full-stack web development skills : Comfortable building scalable servers, APIs, and databases. Computer science fundamentals : Solid grasp of data structures, algorithms, system design ...

technical decisions, and be accountable for what ships. Depending on the company, that means inheriting a well-structured production codebase and taking full ownership, or building core infrastructure from scratch. Either way, you're not coming in to manage. You're coming in to leave by doing. … applications, not prototypes that never saw users Solid understanding of data modelling and PostgreSQL; familiarity with vector databases a plus Comfortable across the full stack, backend-first but able to move into React/TypeScript and mobile when needed Experience with CI/CD, Docker ...

well‐engineered as the plumbing underneath. Why this role exists The product experience is the brand. This is the first dedicated UX Engineer role — you’ll be the in‐house authority on taste, polish and performance. You won’t be one of many contributors to the front … help PMs and designers converge on the right answer fast. Lift the whole team – create AI‐powered tooling and internal rules so every engineer can contribute to the front end at your level. The split is roughly 70–80% front end, 20–30% back end (Node, React‐router ...

Microsoft Dynamics 365 F&O Software Engineer - Senior Consultant Salary: £70,000 - £80,000 pa + benefits, perks and healthcare options Job Type: Permanent - Hybrid Locations: London, Manchester, Glasgow, Woking, Birmingham, Newcastle, Telford, Liverpool Overview: Join a team delivering some of the most exciting and large-scale Microsoft … transformation programmes in the market. Working across the full Microsoft technology stack, you'll play a key role in designing and delivering enterprise-grade Dynamics 365 F&O solutions that are scalable, secure and innovative. This is an opportunity to work on complex, high-impact projects ...

Microsoft Dynamics 365 F&O Software Engineer - Senior Consultant Salary: £70,000 - £80,000 pa + benefits, perks and healthcare options Job Type: Permanent - Hybrid Locations: London, Manchester, Glasgow, Woking, Birmingham, Newcastle, Telford, Liverpool Overview: Join a team delivering some of the most exciting and large-scale Microsoft … transformation programmes in the market. Working across the full Microsoft technology stack, you'll play a key role in designing and delivering enterprise-grade Dynamics 365 F&O solutions that are scalable, secure and innovative. This is an opportunity to work on complex, high-impact projects ...

Senior Software Engineer (Python) | Hybrid/London | £85,000 + Equity High-growth InsurTech modernising how underwriting and risk decisions are made. This is a key hire as the business scales its core platform, with backend engineering and AI-enabled workflows central to how the product evolves. … role You’ll own and scale core backend services powering the platform, operating across the full product lifecycle. You’ll design and build high-performance Python services, while helping embed AI into real-world workflows across underwriting, risk processing, and automation. Alongside shipping at pace, you’ll contribute ...

Engineer – Agentic Systems/Applied AI 🚀 ✨ Backed Series A FinTech | Proven, repeat founders ✨ 📍 London, in office full time 💸 £100k – £200k base (level dependent) 💲 ~$160k equity vested over 4 years 💗 Extras: onsite chef, barber, breakfast, gym membership I’m partnering with a high-growth, AI-native fintech … comes early ⚡ Decisions happen quickly 🧠 Strong engineers thrive What you’ll be doing: You’ll take responsibility for key parts of the AI stack, including: Architecting and deploying multi-agent systems Building scalable RAG pipelines and retrieval systems Creating evaluation frameworks (performance, safety, reliability) Shipping AI-driven products ...

Software Engineer - Up to £160,000 - London Title : Software Engineer Company : AI Startup Location : London Pay : Up to £160,000 Additional : Very strong stock options Company : A recently funded AI start up, spun out from an elite academic institution are looking to grow their software engineering … physical world. Role : This is a heavily backend-biased position but given the size of the team you will be working across the stack when needed Build scalable, performant systems Design and deliver end-to-end features with direct impact on customer value Work with product ...

Senior ML/MLOps Engineer (MLflow) | Databricks | Azure) About Optima Partners We’re an advanced data & business consultancy helping major consumer brands transform through data-driven customer strategy, design, and engineering. Our clients include leading UK and global brands across financial services, retail, and more. Join a practitioner … fast-growing team delivering ML systems that actually make it into production. We’re growing our engineering team and looking for an MLOps Engineer who loves building real, production grade ML systems not just proof‐of‐concepts. If you enjoy working across the full ML lifecycle ...

financial advisers and their clients by combining our innovative proprietary technology with exceptional customer service. We are looking to hire a Application Support Engineer to join out outstanding engineering team. Purpose of Role As an Application Support Engineer at Fundment, you will be responsible for maintaining … while longer-term fixes are developed. This role requires strong problem-solving ability, sound technical judgement, the confidence to investigate issues across the stack and provide business continuity. You will work closely with the Application Support Lead, engineering teams, and operational stakeholders to resolve incidents, improve system behaviour ...

.NET Developer, C#, WPF - Mobile Telecommunications - London (Tech stack: .NET Developer, .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) Established in the early 1990s and listed on the London Stock Exchange our client is an instantly recognizable brand … within the mobile telecommunications arena. They are widely recognized as innovators within the market and were the first company to deliver phone trainers, full length music player downloads, commercial TV and mobile broadband to its customers. They are now looking to extend their brand beyond mobile with ...

hire an experienced IAM Specialist on a permanent basis. This is a key hire sitting across Security, IT Operations, and HR Technology , with full ownership of the organisations identity ecosystem. Youll play a critical role in building a secure, scalable, and automated access environment , ensuring the right people … tools (Intune, Jamf) Why Join? Opportunity to own and shape IAM strategy within a global organisation Work across a modern, cloud-first tech stack Strong salary and benefits package Hybrid working model (3 days in London) High-impact role with real visibility across the business Apply If youre ...

Software Engineer – Low Latency/Trading Systems London | Office-Based | Permanent A high-performing proprietary trading firm is looking to hire a Software Engineer to join its core engineering team building the systems that power live trading across global electronic markets. This is a strong opportunity … engineer who enjoys performance-critical systems, close collaboration with highly quantitative teams and solving complex technical problems where speed, reliability and precision matter. The business operates across multiple asset classes and regions, using data-driven and systematic trading strategies in a fast-paced environment. The Opportunity ...

Role: Python Software Engineer Location: Remote (anywhere from Europe) Salary: Up to £80k/€90k base + equity We're partnered with a well-funded startup that's building AI agents to automate operations in the consumer goods space. Small team, strong backers, and real traction with customers. … Role As a Python Software Engineer, you'll be designing and building intelligent, autonomous systems that solve real operational problems for growing brands. You'll own solutions end-to-end - from architecture and scoping through to production - working closely with product and engineering leadership. This is a hands ...

Principal Scientific Software Engineer – Quantum Error Correction Location: Major US Tech Hub (Relocation Supported) Ready to help build the future of computing? Curious about shaping technology that could redefine science itself? Looking for a role where your work doesn’t just scale systems—but changes what’s possible … next-generation computing, working on breakthroughs that could transform industries from pharmaceuticals to climate modelling. They are now seeking a Principal Scientific Software Engineer to lead the evolution of a cutting-edge quantum error correction (QEC) software stack —a critical step toward making quantum computing truly ...