Lead Full Stack Software Developer

Spectrum IT Recruitment; Hart; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working

Fareham office days

Job summary

Spectrum IT Recruitment collaborates with a fast-growing UK SaaS business to hire a Technical Lead Full Stack Developer. You’ll own end-to-end delivery, shape architecture, and guide a 10+ person squad. You’ll write production-grade code across the stack and mentor peers to improve quality, security, and performance.

Hybrid role based in Hampshire with occasional office days, working on modern cloud-native platforms and applying DevSecOps practices to ship reliable software for customers.

Qualifications

• 10+ years of full stack development experience.
• 5+ years in JavaScript and TypeScript.
• Strong system design and scalable architectures.
• Experience building large production SaaS platforms.
• Clean-code mindset with SOLID principles.
• Experience with mature CI/CD and deployments.
• Commercial mindset when designing software.
• Excellent collaboration with stakeholders.
• Interest in using AI to accelerate software development.
• Focus on performance, security and best practices.
• Degree in Computer Science or equivalent.

Responsibilities

• Lead technical delivery across a high-performing development squad.
• Contribute to solution design, architecture and domain modelling.
• Build PoCs and spike complex areas of work.
• Break down requirements into epics and user stories.
• Develop and deliver production-ready code across the full stack.
• Ensure high quality, maintainability, performance and security.
• Support and improve live systems after deployment.
• Influence technical direction and tooling across engineering.

Skills

Full stack development

JavaScript

TypeScript

System design

SaaS platforms

CI/CD

Collaboration

AI interest

Security best practice

Education

Degree in Computer Science

Tools

Node.js

Vue.js

Redis

SQL Server

Snowflake

AWS

Job description

Technical Lead Full Stack Developer (TypeScript, JavaScript, Node)

Location: Hybrid working within Hampshire

Salary: Competitive + benefits

We're working with a fast-growing UK SaaS technology company that builds data-driven digital products used by commercial teams to better understand and engage with their customers. They are now looking for an experienced technical lead full stack developer to play a key role in shaping and delivering their next generation of customer-facing platforms.

This is a hands-on technical leadership role where you'll be involved from early design through to production delivery, working with a modern cloud-based stack and deploying to live environments on a daily basis.

The Role

• Lead technical delivery across a high-performing development squad (10+)
• Contribute to solution design, system architecture and domain modelling
• Build proof-of-concepts and spike complex or uncertain areas of work
• Break down requirements into deliverable epics and user stories alongside product and initiative managers
• Develop and deliver production-ready code across the full stack
• Ensure high standards of quality, maintainability, performance and security
• Support and improve live systems once deployed
• Influence technical direction, tooling and best practice across the wider engineering function

Tech Environment

• Node.js microservices
• JavaScript & TypeScript
• Vue.js
• Redis, SQL Server & Snowflake
• AWS cloud infrastructure
• CI/CD pipelines and DevSecOps practices

About You

• Strong full stack development experience (ideally 10+ years)
• 5+ years of JavaScript and TypeScript experience
• Solid background in system design and scalable architectures
• Experience building large, production SaaS platforms
• A clean-code mindset (SOLID principles, design patterns, testable code)
• Experience working in mature CI/CD and continuous deployment environments
• A commercial mindset when designing and delivering software
• Excellent collaboration skills and confidence working with stakeholders
• Interest in using AI to accelerate and improve software development
• A passion for performance, security and engineering best practice
• Degree in Computer Science or equivalent real-world experience

What's On Offer

• Competitive salary and benefits package
• Hybrid working (1 day per week in the Fareham office)
• Opportunity to join a scaling UK SaaS business
• Strong engineering culture with a focus on quality and continuous improvement
• Supportive, collaborative working environment
• Community and charity initiatives, including volunteer days