Founding Product Engineer | TypeScript | AI Agent Start-Up | £100K | 3 Day LDN

Owen Thomas | B Corp™; Greater London; On-site; GBP 85,000 - 115,000; Full time

Benefits offered by this job

Direct collaboration with technical-le

Ownership of features

AI-powered software environment

Collaborative team culture

Job summary

Owen Thomas | B Corp™ is seeking a product-focused engineer to help develop and scale our AI-powered software. You’ll work across the application, contribute to technical decisions and turn ideas into reliable, production-ready solutions.

You’ll build and maintain frontend and backend applications, develop APIs and integrations, and design and deploy new features while integrating AI models into practical workflows. Experience with TypeScript and full-stack development is highly valued.

Qualifications

• Professional software engineering experience.
• Strong programming skills, ideally in TypeScript.
• Experience building full-stack applications.
• Practical exposure to LLMs, AI APIs or intelligent automation.
• Knowledge of APIs, databases, testing and deployment.
• A proactive mindset, strong attention to detail and sound technical judgement.
• The ability to work independently and adapt to changing priorities.

Responsibilities

• Build and maintain frontend and backend applications.
• Develop APIs, data models and third-party integrations.
• Integrate AI models into practical workflows and applications.
• Design, test and deploy new product features.
• Identify technical improvements and solve problems independently.
• Use AI-assisted development tools to improve productivity and code quality.

Skills

TypeScript

Full-stack

APIs

LLMs

AI APIs

Testing

Job description

I'm currently working with an early-stage technology company building intelligent software to simplify business processes, reduce manual work and improve operational efficiency.

I'm looking for a product focussed engineer to help develop and scale our product. You’ll work across the application, contribute to technical decisions and turn ideas into reliable, production-ready solutions.

What you’ll do

• Build and maintain frontend and backend applications.
• Develop APIs, data models and third-party integrations.
• Integrate AI models into practical workflows and applications.
• Design, test and deploy new product features.
• Identify technical improvements and solve problems independently.
• Use AI-assisted development tools to improve productivity and code quality.

What we’re looking for

• Professional software engineering experience.
• Strong programming skills, ideally in TypeScript.
• Experience building full-stack applications.
• Practical exposure to LLMs, AI APIs or intelligent automation.
• Knowledge of APIs, databases, testing and deployment.
• A proactive mindset, strong attention to detail and sound technical judgement.
• The ability to work independently and adapt to changing priorities.

Experience in an early-stage or fast-growing business is an advantage.

What we offer

• Competitive salary based on experience.
• Direct collaboration with technical leadership.
• Ownership of meaningful product features and technical decisions.
• The opportunity to build and deploy AI-powered software in a growing business.
• A collaborative environment with room to make a real impact.

Founding Product Engineer | TypeScript | AI Agent Start-Up | £100K | 3 Day LDN