Lead Software Engineer - TS/Node.js & Cloud-scale APIs

Gamma; Manchester; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

25 days annual leave + birthday

Subsidised private medical insurance

5.1% matched pension contributions

Enhanced parental leave

Life assurance and income protection

Share save and incentive plans

Electric vehicle and cycle scheme

Employee discounts

Volunteer day

Job summary

Gamma in Manchester is seeking a Lead Software Engineer to drive the Group Products platform, including OSS/BSS and UCaaS/CPaaS solutions. You’ll lead technically complex development, design secure APIs, and mentor engineers while ensuring scalability, security, and performance across distributed systems.

You’ll collaborate with product and architecture teams to plan, scope, and estimate future work, contribute to CI/CD and testing best practices, and champion observability and incident

Qualifications

• Strong experience with TypeScript, Node.js, and modern frontend frameworks (React/Angular).
• Deep understanding of software architecture, design patterns, and API design principles.
• Experience with CI/CD pipelines and automated testing (Jest, Playwright), and version control.
• Proven experience running large-scale production systems in AWS and with Kubernetes.
• Strong debugging, performance optimization, and problem-solving across distributed systems.
• Experience mentoring engineers and contributing to technical leadership within teams.
• Knowledge of observability, monitoring, and site reliability engineering practices.
• Experience with Java and/or telecoms technologies (VoIP, WebRTC) is beneficial.

Responsibilities

• Lead technically complex development across Gamma’s Group Products, building new features and maintaining systems.
• Collaborate with product, architects, and engineering teams to scope and plan scalable solutions.
• Design and develop secure, high-performance APIs and integrate third-party tools.
• Produce and review solution design documentation considering security and performance.
• Drive coding standards through reviews, mentoring, and CI/CD/testing best practices.
• Apply site reliability engineering principles to improve observability, resilience, and incident response.
• Monitor, profile, and optimize application performance including capacity planning for SLAs.
• Identify technical debt and recommend improvements to systems and tooling.

Skills

Technical leadership

Mentoring

Observability

Problem solving

Distributed systems

Code reviews

Security awareness

Debugging

Tools

TypeScript

Node.js

React

Angular

CI/CD

Jest

Playwright

AWS

Kubernetes

Version control

Job description

Gamma in Manchester is seeking a Lead Software Engineer to drive the Group Products platform, including OSS/BSS and UCaaS/CPaaS solutions. You’ll lead technically complex development, design secure APIs, and mentor engineers while ensuring scalability, security, and performance across distributed systems.

You’ll collaborate with product and architecture teams to plan, scope, and estimate future work, contribute to CI/CD and testing best practices, and champion observability and incident