Founding Fullstack Engineer
Hybrid
London, United Kingdom
Full Time
17-03-2025
Job Specifications
Background: “Patronus”
Voop is building its first large-scale vertical product, codenamed Patronus — a sector-defining online safety solution protecting and enabling vulnerable individuals to safely use smartphones.
Patronus is a first-of-its-kind platform that combines:
Enterprise-grade architecture
eSIM-based network connectivity
Device-level safeguarding software
We have been engaged by a market-leading care provider to protect 4,000+ vulnerable people online. This starts with a product development phase and pilot, leading to a full-scale rollout, supported by a growing pipeline of adjacent use cases. Patronus is not just a high-impact commercial opportunity but a mission-driven initiative with the potential to impact thousands of lives.
The Opportunity
As an early engineering hire and a key member of the extended founding team, you will take a hands-on role in developing the Voop Platform and driving the rapid evolution of Patronus.
You will work closely with Nick Pasha-Gubbins (Co-Founder & CTO) on:
Architectural decisions for the core platform
Hands-on feature development for Patronus
Deploying & optimizing the solution during pilot and full-scale rollout
From day one, you will get up to speed with the existing platform, contribute immediately, and shape the future of a high-impact product. You will also spend time with end-users on the ground, ensuring Patronus delivers real-world impact.
Key Responsibilities
Fullstack development of Voop’s platform & Patronus solution - a mix of realtime webapps, mobile apps, and backend services
Work on mobile network management, device control via MDM, and safeguarding monitoring tools.
Collaborate with the CTO and founding team on architecture and system design.
Focus on security, scalability & developer-friendliness on day 1
Ship fast & iterate—deliver value to real users quickly and refine based on feedback.
Engage with end-users & stakeholders to deeply understand safeguarding challenges and optimize the solution.
Current stack: Typescript, React / React Native, Nest.js, Postgres, Pulumi / sst, Docker, rabbitmq, AWS, cursor
About You
You have a get-it-done attitude, and are agnostic to technology beyond what’s right for the given problem
You’ve multiple years of experience working on quality products as CTO or senior engineer in a small mighty team
You’re opinionated on how things are done, have scar tissue of what doesn’t work, and the empathy to make decisions fast with others
You sweat the details, and care about the craft of what you build
You care about what the product does, not just how it’s built.
You’re comfortable delivering full features across frontend, backend and devops
Bonus Points
You have have worked with voice / sms e.g. twilio
You have a strong understanding of mobile network architecture
You have a strong understanding of networking from layer 3 up
You have worked with MDM
You have a strong affinity for online safeguarding and child protection
Why Join Voop?
Impact-Driven – Build technology that protects vulnerable individuals online.
Move Fast, Build Smart – We ship at startup speed while maintaining thoughtful quality.
Hands-On Ownership – Work closely with the founders & CTO to drive a high-stakes product.
Live Customers & Growth – We are already engaged with a large-scale government provider, validating our go-to-market strategy.
Early-Stage Equity & Career Growth – Join early, grow with the company, and shape its future.
Flexible & Remote-Friendly – Work in a high-trust, results-oriented environment
About Voop
Voop is a B2B neo-telco founded to build vertical use cases and offer value-adding telecom-based products to businesses. In just six months, we have built:
A full UK MVNO in partnership with BT/EE.
A global data network supporting eSIM-based data packages across the world and IoT use cases.
A management platform that integrates with any mobile network, enabling full control and orchestration of mobile connectivity and device management.
Traditional telcos are dying because they fail to innovate. They provide commodity connectivity without differentiated software that solves real-world problems. Voop is here to change that.
Founded in 2024 in London by James Paul and Nick Pasha-Gubbins, Voop is well-capitalized, having raised strategic angel investment, bootstrap capital, and revenue from live, paying customers. We are now expanding our engineering and product team to build sector-defining solutions.
About the Company
The future of business connectivity. Voop is on a mission to revolutionize B2B mobile services, bringing telco into the 21st century. With Voop, issue phone plans instantly, manage employee data and minutes, and avoid surprise bills—all through a self-service platform. No more contracts, no more expensive hardware—just flexible, month-to-month plans and ultimate control. 1 phone, 2 numbers: Separate personal from business with ease. No extra devices: Employees use their existing phones. Instant deployment to your entire... Know more
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