Lead Engineer (React + Node) - £90K - Hybrid, London

JR United Kingdom; City Of London; Hybrid; GBP 90,000; Full time

Job summary

A leading start-up in portfolio management is seeking a Lead Engineer proficient in React and Node. Join a fast-paced environment where you'll have autonomy over technical decisions and mentor other engineers. Competitive salary and a hybrid working arrangement offered, making it an ideal opportunity for experienced developers.

Benefits

Competitive salary and generous equity

Hybrid working arrangement

Cutting-edge technologies

Qualifications

• Experience in a Senior/Lead role with mentoring and project leadership.
• Proven experience as a Software Engineer, particularly with NextJS (React), GraphQL, and TypeScript.
• Strong understanding of web development principles and best practices.

Responsibilities

• Design, develop, and maintain web applications using NextJS (React), GraphQL, and TypeScript.
• Mentoring other engineers and being the main person in charge when CTO is unavailable.
• Collaborate with teams to define, design, and ship new features.

Skills

Proficiency in NextJS

GraphQL

TypeScript

Mentoring

Project leadership

Problem-solving

Communication

Job description

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Lead Engineer (React + Node) - £90K - Hybrid, London, london (city of london)

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Client:

Oliver Bernard

Location:

london (city of london), United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

28.06.2025

Expiry Date:

12.08.2025

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Job Description:

Lead Engineer (React + Node) - £90K - Hybrid, London

After achieving a £1m grant from Innovate UK, an impressive start-up that is transforming portfolio management, by streamlining data collection and enhancing collaboration between investors and their portfolio companies, are looking for a Fullstack Engineer to join their small but growing team of 13.

The ideal candidate will have 5-6+ years' experience with a strong technical foundation, combined with a business and product-focused mindset. You will be the second in command to the CTO and will have a tonne of autonomy and freedom to make technical decisions.

You can either be a Lead already or a Senior with experience mentoring engineers + taking the lead on projects.

Proficiency in NextJS (React), GraphQL, and TypeScript is required.

Key Responsibilities:

• Design, develop, and maintain web applications using NextJS (React), GraphQL, and TypeScript
• Collaborate with cross-functional teams to define, design, and ship new features
• Ensure the technical feasibility of UI/UX designs
• Participate in code reviews, pair programming, and collaborative development practices
• Troubleshoot and debug issues to improve performance and reliability
• Mentoring other engineers
• Being the main person in charge when the CTO is unavailable/off

Qualifications:

• Experience in a Senior/Lead role with mentoring + project leadership
• Proven experience as a Software Engineer, particularly with NextJS (React), GraphQL, and TypeScript
• Strong understanding of web development principles and best practices.
• Familiarity with modern software development practices, including agile methodologies
• Excellent problem-solving skills and attention to detail
• Strong communication skills and ability to work collaboratively in a hybrid environment
• Experience in the finance or investment sectors
• Knowledge of ESG data and reporting

Why to apply?

• Be part of a dynamic, fast-paced, and innovative start-up environment
• Work with cutting-edge technologies and contribute to the future of portfolio management
• Collaborate with a talented and passionate team
• Competitive salary and generous equity
• Hybrid working arrangement

If you're a Senior/Lead Fullstack Engineer with strong experience using TS, React + Node and are looking for an exciting challenge in a growing start-up, then this could be a great option for you.