# Senior Full Stack Engineer (Fast growing startup)

Join Stairpay, a fast-growing startup revolutionizing the affordable housing sector. As a Senior Full Stack Engineer, you'll have the opportunity to shape the future of real estate technology. You'll work on a cutting-edge platform that manages the entire purchasing journey, utilizes AI for document ingestion and regulatory checks, and provides residents with an app to manage their homes. You'll have the autonomy to make architectural decisions, work directly with clients, and set the technical direction of the company. Enjoy a range of benefits, including generous stock options, remote work flexibility, and a gym in the office. Missions Concevoir, architecturer, mettre en œuvre, déployer et itérer sur des systèmes complets, en prenant des décisions architecturales autonomes. Diriger et orchestrer les agents à travers la mise en œuvre, la révision et la vérification, en apportant les fondamentaux à ce qui revient. Travailler directement avec les clients, participer aux appels avec les associations de logement, valider les solutions avec de vrais utilisateurs. Profil recherché AI raises the floor. We raise the ceiling - that's our engineering vision. The floor is everything that hap

- **Id**: 3723288
- **Url**: <https://alion.io/job/stairpay-senior-full-stack-engineer-fast-growing-startup>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: senior
- **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**: 2026-11-09T10:19:17Z
- **Board verified**: yes
- **Days open**: 7
- **Description format**: text
- **Description chars**: 4318
- **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**: 75000
- **Max**: 105000
- **Currency**: GBP
- **Period**: year
- **Usd annual**: 140872

## Technologies

- **AWS** — Optional: no
- **Next.js** — Optional: no
- **Pulumi** — Optional: no
- **React.js** — Optional: no
- **TypeScript** — Optional: no
- **JavaScript** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 7

## 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**: 6
- **Expected fill days**: 29
- **Reasons**: conf:0, win:early
- **Computed at**: 2026-11-09T06:03:00Z

## Pay

- **Stated usd annual**: 140872
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.