Principal Software Engineer (Software Team Lead)

Touchstone Advisory Limited; Remote; GBP 80,000 - 120,000; Full time

Job summary

A leading independent valuation advisory firm in the UK is seeking a Principal Software Engineer who will guide the evolution of their proprietary valuation platform. This role involves taking ownership of a core product, leading a software team, and setting the technical direction. Ideal candidates will possess extensive experience in delivering market-ready software products with expertise in modern web development technologies. The position offers flexible remote working and professional development opportunities.

Benefits

Flexible remote working

Private medical insurance

Employee equity incentive schemes

Discounted gym membership

Professional development and training support

Qualifications

• 10+ years of software development experience.
• Proven track record of delivering commercial software products.
• Experience leading a software team and guiding architectural direction.

Responsibilities

• Own the end-to-end delivery of our proprietary valuation software into the market.
• Define the technical vision and architecture for the product.
• Lead and mentor a growing team of engineers.

Skills

React

Redux

TypeScript

Python

FastAPI

SQLAlchemy

Cloud Technologies (AWS preferred)

Education

BSc or MSc in a STEM field or equivalent experience

Job description

Location: United Kingdom – Remote

Touchstone Advisory, a leading UK independent valuation advisory firm, is seeking an exceptional Principal Software Engineer to lead the evolution of our proprietary valuation platform—from a proven proof of concept to a robust, market‑ready product.

This is a rare opportunity to take ownership of a core product within a successful, fast‑growing advisory business that prizes innovation, autonomy, and impact. As the technical leader of our software function, you will shape the product, the engineering culture, and the long‑term tech strategy.

About the role:

You will be both the hands‑on technical lead and the architect of our future technology direction, guiding our software team while setting the foundations for a scalable product and engineering organisation. Working closely with ourfformational specialists and product team, you will design solutions that fundamentally transform how valuation advisory services are delivered.

Key Responsibilities

Product & Delivery Leadership

• Own the end‑to‑end delivery of our proprietary valuation software into the market.
• Translate business objectives into a clear technical roadmap, prioritising features and technical debt.
• Establish processes for release management, quality assurance, and continuous improvement.
• Ensure the platform is secure, reliable, and scalable as adoption grows.

Technical & Architectural Leadership

• Define the technical vision, architecture, and engineering standards for the product.
• Lead hands Sister development while ensuring excellence in code quality, testing, and documentation.
• Conduct code reviews and introduce best‑practice engineering methodologies.
• Evaluate and introduce technologies, tools, and frameworks that support rapid and sustainable growth.

Team Leadership & Culture

• Lead and mentor a growing team of engineers, fostering a culture of ownership, learning, and collaboration.
• Build strong relationships across product, data, and valuation teams to ensure aligned development.
• Champion a healthy engineering culture centred around trust, accountability, and continuous improvement.

Stakeholder Engagement

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• Work closely with senior leadership to provide clear technical insight and regular progress updates.
• Collaborate with product teams and end‑users to design features that streamline complex valuation workflows.
• Communicate technical plans in a way that is accessible to non‑technical stakeholders.

Requirements

• Proven track record of delivering commercial, market‑ready software products.
• Experience leading a software team and guiding architectural direction.
• Deep experience developing modern web applications, ideally having launched a product to market.
• Expertise in React, Redux, TypeScript, Python, FastAPI, and Anna SQLAlchemy.
• Strong understanding of cloud technologies (AWS preferred).
• Excellent grasp of software architecture, design patterns, and scalable system design.
• BSc or MSc in a STEM field (or equivalent experience).
• 10+ years of software development experience.
• Right to work in the UK.

Preferred Qualifications

• Experience building applications that handlehäl sensitive or regulated data (e.g., compliance, ISOs, data protection, legal frameworks).
• Experience defining DevOps processes (CI/CD pipelines, IaC, observability) is a strong plus.
• Exposure to product management or technical leadership in a startup or scale‑up environment.
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What We Offer

• Flexible remote working
• Private medical insurance
• Employee equity incentive schemes.
• Discounted gym membership
• Regular team meet‑ups and socials
• Professional חייב development and training support
• Opportunity to shape the engineering function and grow into a CTO‑level role

At Touchstone Advisory, we’re redefining the valuation advisory space through innovation, efficiency, and a culture of excellence. We’re proud to be an Equal Opportunity Employer and welcome talented individuals from all backgrounds.

If you're excited by the opportunity to build a high‑impact product and lead a team at the forefront of change, we’d love to hear from you.