Senior Full Stack Developer (Django + React Native / Expo)

JR United Kingdom; Chesterfield; Remote; GBP 60,000 - 80,000; Full time

Job summary

A leading company in the fintech space is hiring a Senior Full Stack Developer with expertise in Django and React Native. This remote role requires strong architectural decision-making skills and offers potential equity in a scaling startup. If you thrive in a fast-paced environment and have a passion for impactful projects, this is the opportunity for you.

Benefits

No micromanagement

Trust in your autonomy

Potential equity in a startup

Qualifications

• 7+ years of experience as a software engineer.
• Strong experience with Django and React Native (Expo).
• Experience with financial data APIs is a plus.

Responsibilities

• Lead full-cycle development using Django and React Native.
• Collaborate with teams to ship features quickly.
• Write clean, testable, well-documented code.

Skills

Django

React Native

RESTful APIs

CI/CD

System Design

Performance Optimization

Job description

Social network you want to login/join with:

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Client:

Bonsai Smart Wealth

Location:

Chesterfield, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

04.06.2025

Expiry Date:

19.07.2025

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Job Description:

Job Title: Senior Full Stack Developer (Django + React Native / Expo)

Location: Remote (UK timezone, 4 hours +/- overlap required)

Responsibilities:

• Lead full-cycle development of core features using Django on the backend and React Native with Expo on the frontend.
• Build secure, scalable, and modular systems for financial products.
• Collaborate with product, design, and engineering teams to ship features quickly.
• Make architectural decisions balancing performance, maintainability, and security.
• Write clean, testable, well-documented code and review PRs.
• Operate effectively in a high-expectation, low-oversight environment, owning your time and output.

Must-Have Skills:

• 7+ years of experience as a software engineer across multiple domains.
• Strong experience with Django (including DRF, Celery, PostgreSQL).
• Solid experience with React Native, specifically with Expo-managed workflows.
• Proficiency with RESTful APIs, authentication flows, and mobile state management.
• Experience with CI/CD pipelines, testing, and deployment best practices.
• Understanding of data models, performance optimization, and system design.
• Ability to work with urgency and autonomy, delivering results independently.

Bonus Points:

• Experience in fintech or regulated environments.
• Exposure to financial data APIs (GoCardless, Plaid, TrueLayer, Stripe).
• Experience with Firebase, background jobs, or push notifications.
• Knowledge of GDPR, PCI, and secure coding practices.

Why Join Us:

• Work on impactful projects with real financial outcomes.
• No micromanagement; trust in your autonomy.
• Fast-paced, high standards with zero tolerance for mediocrity.
• Potential equity in a rapidly scaling startup.

Application Process:

If interested, send us:

• Your GitHub or portfolio (more than a resume)
• A note on the most ambitious product or system you've shipped
• This is a 6-month contract, 30-40 hours/week, rate £1,500-£2,000/month depending on experience and hours.