Software Engineer (React/ Typescript/ AWS)

The Role

We're looking for a Mid-Level Software Engineer to join a team building and scaling a modern, enterprise-grade GenAI platform on AWS.

This is a full-stack engineering role with a strong frontend focus, where you'll spend much of your time building intuitive, high-quality user experiences using React and TypeScript. You'll also develop backend services using ExpressJS, work with a large PostgreSQL database, and build cloud-native capabilities using AWS services including Lambda and S3.

You'll be part of a team bringing AI-powered solutions into real-world enterprise environments, helping to build secure, scalable, and production-ready applications that solve meaningful business problems.

What You'll Be Doing

Build modern, responsive web applications using React and TypeScript

Design scalable frontend architectures and reusable component libraries

Develop and maintain backend services using ExpressJS and Node.js

Work with a large PostgreSQL database to design, optimise, and manage data models

Build and integrate APIs across frontend and backend systems

Develop serverless functionality using AWS Lambda

Design and implement storage and data workflows using Amazon S3

Contribute to the design and evolution of scalable cloud-native applications

Improve application performance, reliability, and maintainability

Implement monitoring, logging, and operational best practices

Troubleshoot issues across the full application stack

Apply secure coding principles and software engineering best practices

Collaborate with engineers, designers, product stakeholders, and AI specialists to deliver high-quality

What We're Looking For

Strong experience building applications with React and TypeScript

Experience developing backend applications using Node.js and ExpressJS

Experience working with relational databases, ideally PostgreSQL

Understanding of API design and integration

Experience building and deploying applications in AWS environments

Familiarity with AWS Lambda and serverless architectures

Experience working with object storage services such as Amazon S3

Strong software engineering fundamentals and problem-solving skills

Understanding of modern web application architecture and design patterns

Experience working within Agile software delivery teams

Strong communication and collaboration skills

Nice to Have

Experience developing AI-enabled or data-driven applications

Experience with AWS services beyond Lambda and S3

Familiarity with Infrastructure as Code approaches

Experience with CI/CD pipelines and automated deployment processes

Experience with monitoring and observability tooling

Understanding of cloud security principles and best practices

Experience working in consulting or client-facing environments

Exposure to event-driven or distributed system architectures

Please note: We offer flexible hybrid working, but candidates should be based in Northern Ireland and able to attend our Belfast office when required.

Why Join Instil?

At Instil, we believe great work starts with happy, motivated people. That’s why we’ve built a benefits package that supports your wellbeing, growth, and life outside of work, because when you thrive, so do we.

Recognition That Matters: A discretionary annual performance bonus that rewards your impact and contribution to our success.

Flexibility Built In: Flexible working arrangements and summer hours, because life isn’t 9 to 5, and balance matters.

Financial Security: A highly competitive pension scheme with generous employer contributions, private healthcare, and life assurance for peace of mind.

Health & Wellbeing: Employee Assistance Programme, mental health support, cycle-to-work scheme, and regular social events to keep our culture vibrant.

Time to Recharge: 35 days holiday, enhanced maternity pay, and family-first policies so you can focus on what matters most.

Learning Never Stops: From courses to certifications, we’ll invest in your development so you can keep growing and shaping what’s next.

Community & Culture: Opportunities to volunteer, give back, and be part of initiatives that make Instil a truly inclusive and connected workplace.

And that’s just the start, drop us a note to find out more.

Company Description

Instil has been delivering world-class software engineering and technology solutions for over 20 years, trusted by global brands to solve complex challenges and drive innovation. From modernising legacy systems to building cutting-edge applications, we help our clients navigate an ever-changing digital landscape with confidence and agility.

We’re proud to be an award-winning employer, reflecting how our people are at the heart of everything we do:

Recognised as a Great Place to Work for three consecutive years, and in 2024 ranked in the Top 20 Best Workplaces in the UK for medium-sized companies.

Winner of Company of the Year at the Digital DNA Awards 2022, celebrating excellence in Northern Ireland’s tech sector.

Driven by a love for technology and a commitment to excellence, we bring together people who want to make a difference. We’ll support your journey, because your success is part of ours.

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