Job Description

frog - Senior Full Stack Engineer - London

Reference Code: 179952-en_GB

Contract Type: Permanent

Communities: Creative & Design

Why Join frog

Since June 2021, frog is part of Capgemini Invent. frog partners with customer-centric enterprises to drive sustainable growth by building and orchestrating experiences at scale, harnessing data and technology. We’re inventing the future of customer experiences by delivering market-defining business models, products, services, brand engagements, and communications. Joining frog means joining the “pond,” a global network of studios with a vibrant in-person and virtual culture.

Frogs are curious, collaborative, and courageous, united by our passion for improving the human experience across our areas of expertise, bringing diverse skills and experiences. We leverage our global reach and local knowledge to solve complex problems and create innovative, sustainable solutions that touch hearts and move markets. Frogs value humor, positivity, and community as highly as performance and outcomes.

Our Culture

Our culture is open, flexible, inclusive, and engaging. Working at frog means being empowered to meet the moment and make your mark on every project, in your studio, community, and the world.

What You'll Be Doing

As part of our global frog technology community, you will contribute to our technology strategy, help evolve our solutions, and influence strategic technology choices. We are one of the few consultancies delivering products to the market! This role involves developing software, learning, and developing your skills and those of your teams. Our environment is flexible, collaborative, and varied across industries such as telecoms, banking, travel, utilities, and more.

Role Overview

As an experienced Senior Full Stack Engineer, you will work on solution design, architecture, implementation, CI/CD pipelines, and cloud infrastructure. You will engage in all product lifecycle stages: from inception to market launch and scaling.

The work scope is diverse, ranging from building ventures and online experiences to immersive 3D experiences for major clients across various sectors.

What We Look For

• Experience with modern digital architectures, JAMstack, headless JavaScript applications.
• Web UI & 3D immersive experiences in multidisciplinary teams.
• Participation in client sessions and workshops.
• Ability to improve workflows and automate build/release processes.
• Strong JavaScript (ES6 & TypeScript), DOM scripting, Node.js skills.
• Experience with testing frameworks like Jest, Cypress.
• Proficiency with CSS3, CSS-in-JS, preprocessors.
• Experience deploying Node.js applications in production.
• API integration skills (REST, GraphQL).
• Familiarity with UI tools like Figma, Sketch, Invision.
• Experience with Unreal or Unity for immersive experiences.
• Attention to detail and passion for quality.
• Desire to foster a positive, learning environment.

Bonus points for:

• Knowledge of OWASP secure coding practices.
• Experience with DevOps and CI/CD tools.
• Knowledge of databases like SQL, NoSQL, Firebase, Couchbase.
• Experience creating AR/VR experiences.
• Skills with 3D design tools like Blender.
• Understanding of marketing tech cloud offerings and SaaS platforms.

Application Instructions

Include a link to your portfolio on your CV and any passwords needed.

Additional Information

We promote flexible working, employee wellbeing, and social responsibility. Our UK employees can request flexible arrangements. We value diversity and inclusion and support mental health initiatives. frog is committed to sustainability and ethical practices. London is the base, but roles may require periods away from home.

We offer flexible benefits and performance-based incentives.

About Capgemini Invent

Capgemini is a global leader in technology and business transformation, with 340,000+ employees across 50+ countries. It has a 55-year heritage, delivering end-to-end services leveraging AI, cloud, data, and industry expertise. In 2023, revenues were €22.5 billion. More info at https://www.capgemini.com/gb-en/service/invent.