Full Stack Developer

Harvey Nash Group; Greater London; Hybrid; GBP 50,000 - 60,000; Full time

Job summary

A leading financial firm is seeking an experienced Full Stack Developer to enhance its digital products for finance professionals. The role involves collaborating within a small team, focusing on automation and data processing. Ideal candidates will have over 3 years of experience, expertise in Python, Django, React, and Next.js, alongside strong problem-solving abilities. This position offers a hybrid working model, competitive salary, and various benefits including professional growth opportunities.

Benefits

25 days annual leave

Regular salary reviews

Wellbeing support

Professional subscriptions covered

Inclusive, flexible culture

Qualifications

• 3+ years' experience as a full stack developer building production systems.
• Strong experience with Python, Django, React, and Next.js.
• Comfortable building data-heavy applications and integrating external APIs.

Responsibilities

• Collaborate with a small development team, contributing to code reviews.
• Work across the full product stack, including frontend and backend technologies.
• Own and deliver projects from requirements to deployment.
• Mentor junior developers and tackle complex data and UI challenges.

Skills

Full Stack Development

Python

Django

React

Next.js

JavaScript

Git

Problem-solving

Prioritization

Tools

Azure

Docker

pandas

Job description

Full Stack Developer

Department: Digital Transformation
Location: London (Hybrid - typically 2 days a week in the office)
Salary: £50,000 - £60,000

About the Role

A leading financial firm is looking for a Full Stack Developer to help build new digital products that modernise workflows for finance professionals. You'll contribute to a core product suite focused on automation, data processing, and improving analytical insights.

You'll work in a small, collaborative team with access to experienced engineers and data specialists. There's strong scope for progression as the team continues to expand.

About the Team

The team is currently scaling and leads key digital initiatives across the organisation. The culture is relaxed, collaborative, and innovation‑driven. You'll have access to paid training, mentoring and opportunities to attend relevant industry events.

Key Responsibilities

• Collaborate with a small development team, contributing to code reviews and merge requests.
• Work across the full product stack, including:
  • Frontend: React, Next.js
  • Backend: Python/Django APIs
  • Analytics / data‑processing components
• Own and deliver projects from requirements to deployment.
• Mentor junior developers.
• Tackle complex data and UI challenges.

Skills & Experience

• 3+ years' experience as a full stack developer building production systems.
• Strong experience with:
  • Backend: Python, Django
  • Frontend: JavaScript, React, Next.js
  • Version control: Git
• Comfortable building data‑heavy applications and integrating external APIs.
• Confident developing responsive UIs.
• Able to work independently and take ownership of technical decisions.
• Strong problem‑solving and prioritisation skills.

Bonus Skills

• Experience with Azure or Docker.
• Familiarity with LangChain or RAG‑based AI tools.
• Experience with pandas for data manipulation.

Benefits

• Transparent salary + regular salary reviews
• 25 days annual leave + additional Christmas closure
• Hybrid working: typically 2 days per week in the London office
• Wellbeing support
• Professional subscriptions covered
• Inclusive, flexible culture