Staff Full Stack Software Engineer

Staff Engineer / Principal Engineer / Lead Engineer - Full Stack UK Remote First / Hybrid depending up location: Portsmouth / Manchester (2027) Summary: Lead Forensics is a leading UK based SAAS company with products in the B2B sales and marketing space. We’re seeking a Staff level full stack Software Engineer / Software Developer to join our expanding teams that build our customer facing products. You’ll be technically leading work; from requirements capture and initial design, through to full implementation, iterating quickly on our modern tech stack (NodeJS microservices, Vue, Redis, SQL Server and SingleStore) and deploying code daily to production (in AWS) following the DevSecOps methodology as we respond rapidly to customer requirements. Current and production grade TypeScript fluency (approx. 5+ years experience) is necessary for this particular position. Key Responsibilities: Working with stakeholders on initial solution design, scoping and system design.Spiking areas of uncertainty in designs and building POCs as required.Work with our Product Teams to help break down work into deliverable Epics and Stories.Turning user stories into code running in production as a high performing individual contributor lead developer and embedded architect in an Agentic AI environment.Ensuring the quality, maintainability and operability of code.Supporting the product that the team has built as it runs in production and resolving issues.Responsible for the design, architecture and implementation decisions for the product. What you will bring: Excellent interpersonal and collaboration skills, including competencies to work directly with customers.Experience developing with clean code, SOLID principals and design patterns.Experience across all areas of full stack development, ideally developing large scale SaaS platforms.Experience of working in a mature CI/CD environment, continuously deploying stories every day, following the DevSecOps methodology.A strong general aptitude for programming and problem solving. You’ll need to pick up new tools and techniques quickly and use them to solve problems. Our ideal candidate will also be able to show: A forward-thinking approach to accelerating production quality software development using AI (professional or personal).Experience with automated testing and quality assurance.An understanding of how to build systems that perform well at scale.Enthusiasm for building secure systems and implementing security best practices.Enthusiasm for driving high standards in software development and working with like-minded people towards achieving ever higher levels of efficiency and performance.A technical/computer science degree or equivalent professional experience.