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Full Stack Engineer Financial Services Hertfordshire Job Type - Permanent Salary - Competitive About Us We're a rapidly growing wealth management firm on an ambitious journey to 5x growth over the next 6 years. Our small but mighty data team of 3 has built a cutting-edge platform using open-source technology on AWS, delivering everything from real-time dashboards to innovative web applications. We believe in shipping fast, learning quickly, and building tools that advisers and clients actually love to use. The Opportunity We're looking for a Full-Stack Engineer to join as our 4th team member and own the delivery of critical web applications. This is a hands-on role where you'll build tools that directly impact adviser productivity, operational efficiency, and client experience. You'll work on everything from trading platforms to client presentation tools, with full ownership from concept to production. This isn't about maintaining legacy systems – you'll be building greenfield applications that enable our growth strategy. What You'll Do · Design, build and deploy full-stack web applications using React, Python, and AWS · Own multiple projects simultaneously, from initial requirements through to production deployment · Work directly with advisers and operations teams to understand needs and deliver solutions · Build responsive, intuitive frontends that non-technical users love · Develop robust APIs and backend services integrated with our internal and 3rd party systems · Deploy containerized applications on AWS EKS with robust CI/CD pipelines · Balance "perfect" with "shipped" – knowing when good enough is exactly right · Contribute to technical decisions as we scale Essential Requirements · 3+ years commercial experience building production web applications · Strong React skills (hooks, state management, modern patterns) · Proficient in Python backend development (FastAPI, Flask, or Django) · Cloud technology experience (AWS preferred but happy with Azure and GCP experience) · Experience with Docker, Kubernetes, and Infrastructure as Code · Solid SQL skills and experience with data integration · Experience translating vague business requirements into working software · Track record of delivering projects on aggressive timelines · Comfortable working autonomously with minimal supervision · Excellent communication skills with non-technical stakeholders Desirable Experience · Financial services or wealth management background · Tableau or BI tool integration · dbt, Dagster, or modern data stack tools Our Tech Stack · Frontend: React, TypeScript, Modern CSS · Backend: Python (FastAPI/Flask), Node.js · Data: Apache Iceberg, dbt, Tableau · Infrastructure: AWS EKS, Docker, Terraform What We Offer · Clear project pipeline with high business impact · Progression opportunities as team scales · Modern tech stack with autonomy to choose the right tools · Direct exposure to senior stakeholders and business strategy · Hybrid working with genuine flexibility · Opportunity to shape technology direction at a scaling firm

Promote and demonstrate software engineering best practices and principles. The purpose of this role is to solve complex business problems and technical challenges through the design and development of frontend applications. Drive technical design and architectural decisions for the frontend, ensuri

Zuma Labs is a disruptive technology startup building force multipliers for systemic industries.Our first two products, Venetian and Squawk, target the over-the-counter (OTC) trading markets.We work closely with our customers and count a large publicly traded brokerage among our partners.Trading tec

Whitehall Resources are looking for a Frontend Engineer. This role will be for a Frontend Software Engineer who is experienced in their field. The individual will be working within a single team assisting with the creation of new frontend products.

A leading financial institution is seeking a Lead Software Engineer to join their new team focused on creating customer-centric products. Your expertise in software engineering will drive significant contributions to both B2C and B2B features.

A payment technology company in Greater London is seeking a Senior FE Software Engineer to develop cross-platform applications primarily using React Native and Typescript.

Partner directly with the CEO and CTO to define the long‑term engineering roadmap and organizational culture. Proven track record of shipping high‑quality software in fast‑paced startup environments or safety‑critical engineering domains. Join Fleetcraft as founding engineer #2 to revitalize

A Climate-Tech Company is seeking a Founding Engineer focused on frontend development and full-stack capabilities. This hybrid role involves defining frontend architecture, owning product features from concept to production, and collaborating closely with team leaders.

Lead the frontend development of product features, ensuring engineering decisions factor in technical debt, systems design, stability/reliability, monitoring/observability, and business need. Regularly mentor other engineers and assist with onboarding new engineers to the team. Collaborate with prod

The firm is now looking to hire a skilled Frontend Engineer to help develop internal software supporting compliance controls, including trade surveillance, communications monitoring, and related operational workflows.

A London-based fintech company is seeking a Middle Frontend Engineer to join its Platform team. In this product-focused role, you will work on building and maintaining frontend features using React and TypeScript. The ideal candidate has over 3 years of frontend experience and strong knowledge of mo

A leading security technology firm in Greater London seeks a Staff Engineer to build transformative products in the AI space.

A global financial services leader seeks a skilled software engineer to join their team in Greater London.

A cutting-edge AI company is seeking a Frontend Software Engineer to enhance their no-code platform, enabling seamless voice assistant development.

A consulting firm seeks a skilled frontend developer to enhance financial services using modern web applications.

Principal Frontend Engineer at Hawk-Eye Innovations and the lead for our Frontend Engineering discipline. This role is suited to an engineer who is comfortable owning production features, shaping frontend architecture, and supporting other engineers as we continue to scale our platforms. Supporting

A leading design and printing company in London is looking for a Senior Frontend Engineer.

Drive technical design and architectural decisions for the frontend, ensuring scalability, maintainability, and security. Promote and demonstrate software engineering best practices and principles. The purpose of this role is to solve complex business problems and technical challenges through the de

We’re looking for a Senior Frontend Engineer to work closely with our Frontend Engineering Lead to build and improve our web and mobile applications. You’ll be deeply involved in building and improving our frontend applications, with opportunities to tackle performance challenges, refactor legac

A leading software development firm in North London is looking for a Mid-Senior Front End Developer to join their multinational Scrum teams.The role involves working on integrations, collaborating throughout the software delivery lifecycle, and promoting code quality standards.Candidates should have

We're looking for a strong Frontend-focused Software Engineer who is excited to engineer highly performant, mission-critical systems that are designed for agile development and rapid scaling. You will partner with other engineers, product managers and designers who are dedicated to engineering real

A leading financial technology company in London is seeking a Senior Front End Engineer to join their Agile team. The role requires extensive frontend skills, including TypeScript and familiarity with modern design systems.

We are building an inclusive, human-centred product and are looking for a Senior Monetization Frontend Engineer to become part our remote team and our mission to elevate the human experience of sexuality and relationships. You have significant frontend engineering experience, with hands‑on work bu

A prominent agency is looking for a detail-oriented Frontend Component Developer to join their team in London. Candidates should have solid JavaScript skills and experience with modern frontend technologies.

A leading tech recruitment agency in the UK is looking for a skilled Frontend Developer with expertise in Angular and Typescript to join a dynamic software development team.

Mentor and provide technical guidance to junior engineers, fostering a culture of knowledge sharing and continuous learning. Collaborate with other engineers and cross-functional partners across Hosting Services and organizations such as Listings and Users to understand and prioritize technical requ

A leading fintech company in Greater London is seeking a Frontend Engineer to enhance web and mobile applications.

We are looking for an experienced and highly adaptable Forward-Deployed Engineer to join our team at Foxglove. This role is ideal for a product-minded full-stack engineer who thrives in customer-facing environments and enjoys solving complex technical challenges in robotics and observability. As a F

Proficient in OOP, SOLID principles, and design patterns within a frontend context. Translate sophisticated business requirements into elegant frontend code using modern build pipelines and tools.

A leading cybersecurity firm is seeking a talented Front-End Developer to join its Innovation & Enablement team.The ideal candidate will have strong experience in TypeScript and CSS and proficiency in a modern reactivity framework like Vue or React.Responsibilities include designing user interfaces,

Lead Frontend Engineer - Java & Open Source (Private & FS). Experience leading teams and managing key stakeholders across the engineering team, including Architects, Product Owners and UX designers understanding and demonstrating how written requirements translate into a technical solution. Responsi

With a full-time hybrid work model, the position requires excellent communication skills and a proactive approach to engineering challenges.

A leading tech firm in Greater London is seeking a Frontend Engineer to architect and maintain high-quality frontend code using React and TypeScript. You will work closely with designers and backend engineers to enhance user experience on AI-powered applications. The role requires proven experience

A healthcare technology company is seeking a Frontend Developer to design and maintain high-quality web applications. This role requires expertise in frontend architecture, knowledge of accessibility standards, and familiarity with RESTful APIs.

Using React, TypeScript, and modern frontend architecture, you design and develop the tools CMOs and data teams use every day. Responsive, accessible, and performant frontend architecture. Strong understanding of modern frontend patterns, state management, and performance optimisation.

A leading property technology company is seeking a Frontend Engineer to enhance its Real Estate Agent Platform and Mortgage Broker Portal.

As part of Raylo’s Engineering team, you’ll play a central role in delivering a seamless customer experience across our web and mobile platforms. Working in a cross‑functional squad alongside product, design, and backend engineers, you’ll contribute to the development of new features, iterat

A leading AI video technology firm based in the United Kingdom seeks a Senior / Lead Software Engineer with a passion for frontend development and complex UIs. Ideal candidates will have 7+ years of software engineering experience and a strong track record in high-velocity tech environments.

A prominent tech recruitment firm is looking for a Principal Frontend Engineer to join a high-performing team. In this fully remote role, you'll leverage over 7 years of software engineering experience to translate big ideas into high-quality products.

A leading fintech startup in the United Kingdom is seeking a Frontend React/React Native Engineer to develop features that improve users’ financial health.

You will not only design and build elegant, performant, and reliable user interfaces, but also influence engineering culture, mentor future technical leaders, and drive alignment across product and engineering teams. As a Staff Frontend Engineer on our RiskOS team, you will play a pivotal role in sh

Mentor Frontend Engineers working as part of the team. Requirements for the Lead Frontend Software Engineer. Key Responsibilities for the Lead Frontend Software Engineer:.

A virtual assistance firm is seeking a skilled engineer to join their team in London, UK.

A dynamic SaaS company is seeking a Front End Developer with expertise in Angular and TypeScript to enhance their web platform.This fully remote role offers a salary between £60,000 and £65,000.Candidates should have a solid understanding of modern front end architecture, experience with RxJS, and

A leading technology firm in London is seeking talented software engineers to join their expanding Engineering team.

A dynamic tech startup in London is looking for a frontend-focused software engineer to own significant parts of the frontend.

Experiment to find out how AI coding tools integrate best with frontend workflows. Ideally you’re full-stack, but stronger on frontend than we are. You should be completely confident in your frontend ability.