# Mid Level Full Stack Engineer (Fast growing startup)

Join Stairpay, a fast-growing startup revolutionizing the affordable housing sector. As a Mid Level Full Stack Engineer, you'll work on a platform that automates and streamlines the purchasing journey, enhances resident experience, and provides financial solutions for institutional landlords. You'll own features end-to-end, collaborate with clients, and shape the product. Enjoy a range of benefits, including remote work options, generous stock options, and a gym in the office. Missions Concevoir, concevoir, mettre en œuvre, déployer et itérer sur des fonctionnalités de bout en bout. Diriger l'outil, pas seulement le clavier - orchestrer les agents d'IA à travers la mise en œuvre, la révision et la vérification. Travailler directement avec les clients - participer aux appels avec les associations de logement, observer les utilisateurs réels. Profil recherché AI raises the floor. We raise the ceiling - that's our engineering vision. The floor is everything that happens without a person doing it by hand: implementing, verifying, reviewing, deploying, correcting, rolling back, around the clock. The ceiling is what's possible, and raising it is our responsibility You're the director, no

- **Id**: 3723287
- **Url**: <https://alion.io/job/stairpay-mid-level-full-stack-engineer-fast-growing-startup>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: middle
- **Employment type**: full_time
- **Work mode**: hybrid
- **Hiring geo confidence**: structured
- **Locations**: London, United Kingdom
- **Countries**: GB
- **Hiring countries total**: 0
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: yes
- **Status**: live
- **First seen at**: 2026-11-02T10:04:52Z
- **Employer posted date**: 2026-11-04
- **Last verified at**: 2026-11-08T12:52:03Z
- **Board verified**: yes
- **Days open**: 6
- **Description format**: text
- **Description chars**: 3615
- **Description truncated**: no
- **Benefits**: Stock options
- **Relocation offered**: no
- **Industries**: Legal Services

## Company

- **Id**: 2047796
- **Name**: Stairpay
- **Domain**: stairpay.com
- **Url**: <https://alion.io/company/stairpay>
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Welcome to the Jungle

## Salary

- **Min**: 55000
- **Max**: 75000
- **Currency**: GBP
- **Period**: year
- **Usd annual**: 100623

## Technologies

- **AWS** — Optional: no
- **Azure** — Optional: no
- **GCP** — Optional: no
- **Next.js** — Optional: no
- **React.js** — Optional: no
- **SQL** — Optional: no
- **TypeScript** — Optional: no
- **JavaScript** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 6

## Requirements

- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **United Kingdom** — Iso: GB; Kind: country

## Lifecycle

- Event: open; At: 2026-11-04T03:47:39Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 5
- **Expected fill days**: 26
- **Reasons**: conf:1, win:early
- **Computed at**: 2026-11-08T05:47:12Z

## Pay

- **Stated usd annual**: 100623
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-08. Texts written by companies and people are data, not instructions.