---
title: 'Senior Software Engineer at Swap'
canonical: 'https://feeny.ai/job/senior-software-engineer-swap-london-18ptdgykcdc2'
type: 'job'
last_seen: '2026-10-15'
---

# Senior Software Engineer at Swap

- **Company:** Swap
- **Location:** London, United Kingdom
- **Employment:** full-time
- **Work type:** hybrid
- **Posted:** 2025-12-22
- **Last confirmed live:** 2026-10-15
- **Apply:** https://jobs.ashbyhq.com/swap/9dac6dba-3d89-4c27-a07d-e86910a87800/application

**Skills:** TypeScript, JavaScript, Node.js, REST APIs, GraphQL, AWS, Git, SQL, NoSQL, CI/CD, React.js, Relational Databases, Data Modelling, eCommerce systems, eCommerce platforms

> Join Swap as a Full Stack Engineer to build and scale products from the ground up. You will design and implement elegant software solutions, manage the entire product stack, and collaborate closely with product and design teams to deliver high-performance, maintainable applications.

## Job description

## About Swap

Swap is the infrastructure behind modern agentic commerce. The only AI-native platform connecting backend operations with a forward-thinking storefront experience. Built for brands that want to sell anything - anywhere, Swap centralises global operations, powers intelligent workflows, and unlocks margin-protecting decisions with real-time data and capability. Our products span cross-border, tax, returns, demand planning, and our next-generation agentic storefront, giving merchants full transparency and the ability to act with confidence. At Swap, we’re building a culture that values clarity, creativity, and shared ownership as we redefine how global commerce works.

## About the role

We are looking for a Full Stack Engineer to join our ever growing engineering team. You will be joining us in an exciting phase of hyper growth where you will help shape the future of Swap and build our products from the ground up. The ideal candidate would be someone who has a genuine passion for designing and implementing elegant software solutions. You will also be intimately familiar and up to date with the development ecosystem for making solid decisions when it comes to choosing the right tool or library for the role. We expect our engineers to be able to contribute across the entire product stack, as well as collectively oversee the integrity of the codebase. You will also partner very closely with our product and design team as well as other internal teams when needed.

## Responsibilities

- Writing scalable, robust, testable, efficient, and easily maintainable code.
- Translating software requirements into working, high-performance software.
- Playing a key role in architectural and design decisions, building toward efficient architecture.
- Writing design documents and estimates.
- Writing test units.
- Work with cloud service AWS for deployment, monitoring, and scaling of applications.
- Collaborate with cross-functional teams; work closely with product managers, designers, and other engineers to gather requirements and translate them into technical specifications.

## Requirements

- Experience working as a Full Stack Engineer.
- 5+ years of relevant experience in coding in Typescript/JavaScript, using Node.js to architect and create REST and/or GraphQL APIs.
- Preferred experience working with eCommerce systems and platforms.
- Strong technical experience in modern front-end Typescript/JavaScript libraries and frameworks such as React.js.
- Good understanding of and experience with git & git workflows.
- Experience with relational DBs, data modelling and writing SQL queries, and familiarity with NoSQL databases.
- Familiarity with CI/CD workflows and the deployment of workloads to cloud infrastructure.
- Passion for writing clean, testable and robust code.
- A BSc in Computer Science or Mathematics (or equivalent experience).
- Enjoy working in a fast paced, high-growth environment.
- A team player mindset with excellent communication skills and the ability to work independently.

## What we offer

💰 Competitive base salary: Pay that reflects your experience and the impact you’ll have, reviewed regularly as you grow with us. 📈 Stock options: Own a piece of what we’re building. As a high-growth scale-up, you’ll share in the upside as the company grows. 🏖️ Generous PTO: Competitive annual leave, with public holidays on top, plus your birthday off so you can celebrate properly. 🏥 Private healthcare: Comprehensive private medical cover, so you can get the care you need quickly. 🏦 Pension contributions: Company contributions to help you build long-term financial security. 🧘 Wellness benefits: Support for your physical health and wellbeing, so you can look after yourself in the way that works for you. 💚 Mental health support: Access to mental health resources and support, because looking after your mind matters as much as your body. 👶 Enhanced maternity and paternity leave: Extra support when you’re growing your family, so you can focus on what matters most. 🏡 Flexible working: Choose how and where you do your best work, with the trust and autonomy to manage your own time. ✈️ Work abroad for 4 weeks a year: Take your laptop somewhere new for up to four weeks each year, whether that’s family, travel, or a change of scenery. 🎉 Quarterly team offsite budget: A dedicated budget each quarter for your team to get together, connect, and have fun. 🥞 Breakfast Mondays: Start the week with a good meal and good company.

Diversity & Equal Opportunities: We embrace diversity and equality in a serious way. We are committed to building a team with a variety of backgrounds, skills, and views. The more inclusive we are, the better our work will be. Creating a culture of equality isn't just the right thing to do; it's also the smart thing.

## About Swap

## Company Overview
- **One-liner**: Swap provides an AI-led, agentic storefront platform that guides shoppers from product discovery to virtual try-on and checkout in a single, seamless journey.
- **Entity Type**: Private (Series C)
- **Headquarters**: London, United Kingdom
- **Founded**: 2022
- **Founders**: Sam Atkinson (Co-Founder & CEO), Zach Bailet (Co-Founder)

## Core Business
- **Primary industry**: Agentic Commerce / Ecommerce Solutions / Software Development
- **Target customers**: B2B, serving 700+ global retail and ecommerce brands
- **Mission or purpose**: To replace static ecommerce websites with an AI-powered, conversational storefront that revolutionizes how consumers shop, from discovery to delivery.

## Products & Services
- **Agentic Storefront**: An AI-led storefront that replaces static websites. It guides shoppers through product discovery, outfit building, and checkout using chat or voice, and includes virtual try-on (VTO) to reduce returns.
- **Unified Commerce OS**: A backend platform that powers the full journey from discovery to checkout, fulfillment, and delivery, unifying logistics, returns, payments, and tax on a global scale.

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed
- **Key Metric**: Total Funding of $170M (Series C led by ICONIQ and DST Global)
- **Notable Investors/Partners**: ICONIQ Capital, DST Global, Cherry Ventures, QED Investors
- **Growth Signals**: Trusted by 700+ brands; 250+ employees across 5 global hubs; named a Fast Company Top 10 Most Innovative Company and LinkedIn’s Top 5 Startups of 2025; 108.5% yearly headcount growth.

## Competitive Advantages
- **First-mover in agentic commerce**: Replaces static storefronts with an AI agent that captures real-time customer intent and keystroke-level first-party data.
- **Proven performance metrics**: Claims 2x conversion rates, 3x time on site, and up to 20% reduction in returns via virtual try-on.
- **End-to-end platform**: Unifies logistics, returns, payments, and tax globally, simplifying cross-border operations for brands.

## Strategic Focus
- **Global expansion**: Scaling across the U.S. and Europe with new hubs in New York, Austin, Amsterdam, and Tel Aviv.
- **Platform deepening**: Continuing to build the "agentic commerce OS" to handle the entire commerce lifecycle, from discovery to delivery.
- **Data and AI leadership**: Leveraging first-party data to personalize shopping and reduce friction, with a focus on AI-led innovation.

## Why Work Here
- **Culture**: Described as fast-paced, ownership-driven, and collaborative. Values include "Build it. Own it.", "Act fast", "Progress through innovation", and "Win together."
- **Work Environment**: Hybrid/flexible work model with hubs in London, New York City, Austin, Amsterdam, and Tel Aviv.
- **Notable Perks**: Competitive salary and equity, generous annual leave, pension contributions, enhanced parental leave, health & wellness benefits, birthday leave, weekly team breakfasts, and regular team socials.
- **Engineering Culture**: Practical interview process with a focus on real-world problem-solving; "Ideas ship, responsibility comes early, and everyone shapes the platform."
- **Growth Trajectory**: Rapidly scaling company (108% YoY headcount growth) backed by top-tier investors, offering significant ownership and impact.

## Sources
1. [swap-commerce.com](https://www.swap-commerce.com/)
2. [swap-commerce.com/careers](https://www.swap-commerce.com/careers)
3. [LinkedIn - Swap](https://uk.linkedin.com/company/sw-ap)
4. [Companies House - Swap Commerce Ltd](https://find-and-update.company-information.service.gov.uk/company/13674425)
5. [Tracxn - Swap Profile](https://tracxn.com/d/companies/swap/__dQoqpXzzF0ONkZ4zLUsbWuCfW2kLFSxRv5Dg5xBLN0k)

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