Full Stack Engineer

Profectus Recruitment; London; Hybrid; GBP 75,000 - 105,000; Full time

Job summary

Join a mission-driven start-up that is reshaping access to essential life services. As a Full Stack Engineer, you will develop and scale platforms that ease financial pressures for customers navigating complex healthcare journeys. This role offers the chance to make a measurable impact on people's lives through purpose-driven products. Collaborate with cross-functional teams, take ownership of projects, and utilize your skills in JavaScript and PostgreSQL to create innovative solutions. If you're passionate about clean code and building impactful technology, this opportunity is perfect for you.

Qualifications

• 3+ years experience as a full-stack engineer, focusing on backend systems.
• Ability to work in ambiguity and solve technical/user-facing problems.

Responsibilities

• Build scalable software connecting users with financial solutions.
• Take technical ownership from ideation through delivery.

Skills

JavaScript

TypeScript

PostgreSQL

Problem-solving

Clean code

Tools

NestJS

Next.js

React

AWS

SQS

Pulumi

Job description

Job Description

Full Stack EngineerSalary: £75,000 - £105,000 DOE + Equity & BenefitsWorking arrangement: Hybrid - 3 days in office in Central London, 2 days WFH.Build Tech That Changes Lives — Join a Mission-Driven Start-UpWe’re working with a truly remarkable client that’s reshaping how people access essential life services — specifically in areas where outdated systems and financial strain often stand in the way of life-changing choices. Their mission? To reduce the emotional and financial burden of family-building journeys and make them more accessible, inclusive, and humane.This isn't just another tech job. It’s a chance to use your skills to make a measurable, deeply personal impact on people’s lives. If you’re an engineer who finds meaning in building purpose-driven products, you’ll feel right at home here.The OpportunityOur client is on the hunt for a Full Stack Engineer with a passion for building digital experiences that improve lives. You’ll be developing and scaling the platforms that support lending and insurance products — systems that ease financial pressure for customers navigating complex healthcare journeys.You’ll be part of a small, empowered team moving fast and building things that matter. The ideal candidate is a pragmatic problem-solver who loves clean code, smart systems, and building for impact.What You’ll Be Doing

• Building scalable software that connects users with thoughtfully designed financial solutions (think insurance, underwriting, loan servicing, payments).
• Taking technical ownership of projects from ideation through delivery.
• Making product and engineering trade-offs that balance business goals, user experience, and maintainability.
• Collaborating closely with product, design, operations, and data teams to ship impactful solutions.
• Contributing to infrastructure, developer tools, testing pipelines, and observability — raising the bar for engineering quality across the board.

Who We're Looking ForYou’ll thrive here if you:

• Have 3+ years experience working as a full-stack engineer, ideally with a focus on backend systems in a startup or fast-moving environment.
• Are confident in JavaScript (and ideally TypeScript — that’s their primary language.)
• Ideally know your way around PostgreSQL.
• Work well in ambiguity and enjoy solving both technical and user-facing problems.
• Like working in small, cross-functional teams where everyone contributes beyond their job title.
• Take ownership of challenges — our client’s product spans healthcare, finance, and insurance, so creative, cross-domain thinking is essential.

Bonus points if you’ve worked with tools like NestJS, Next.js, React, AWS, SQS, or automated infra tools like Pulumi.How They Build

• Fast, iterative cycles with a bias for action — MVPs, feedback, and quick learning.
• Deep collaboration across product, engineering, and operations.
• A strong preference for simplicity, using proven open-source tools wherever possible.
• Tech stack includes TypeScript, React, Next.js, Nest.js, PostgreSQL, AWS, Vercel, and more.
• Observability and stability are a priority, with tools like Cloudwatch, Sentry, and Grafana in place.

If you’re interested, please apply with an up-to-date version of your CV for immediate consideration.