Senior Backend Engineer

PTC; Gloucester; On-site; GBP 65,000 - 105,000; Full time

Job summary

PTC in the United Kingdom is hiring a Backend Software Engineer to design, build, and maintain scalable SaaS platforms.

You will collaborate across cross-functional teams, contribute to architectural decisions, and drive innovation throughout the product lifecycle.

We value strong expertise in TypeScript, Node.js, Angular, and secure multi-tenant architectures, with Cambridge-based work.

Qualifications

• 5+ years of professional software development experience.

Responsibilities

• Design, build, and maintain scalable, high-quality software solutions that support our industry-leading platforms.

Skills

TypeScript

Node.js (NestJS/Express)

Angular

Multi-tenant SaaS

REST APIs & API versioning

OAuth2/OpenID Connect & JWTs

PostgreSQL

Git & GitLab CI/CD

Asynchronous patterns

Testing (unit/integration/e2e)

Debugging & problem solving

Communication & collaboration

Tools

PostgreSQL

Git

GitLab CI/CD

REST APIs

OAuth2/OpenID Connect

JWTs

JWKs

Job description

Salary: £65,000 - 105,000 per year

Requirements

• 5+ years of professional software development experience.


• Strong proficiency in TypeScript, Node.js (NestJS/Express), and Angular.


• Experience building and maintaining multi-tenant SaaS applications, including tenant isolation and scalability.


• Proficiency with REST APIs, API versioning, and familiarity with OAuth2/OpenID Connect, JWTs, JWKs, and related security best practices.


• Solid experience with PostgreSQL or similar relational databases; familiarity with key-value/document stores.


• Practical experience with Git and GitLab CI/CD workflows, and automated build/test pipelines.


• Understanding of asynchronous patterns (queues, messaging, events).


• Experience with secrets management and key/certificate rotation.


• Strong automated testing discipline: unit, integration, and end-to-end testing.


• Strong debugging abilities, analytical reasoning, and problem-solving skills.


• Excellent communication and collaboration abilities, working effectively across cross-functional teams.

Responsibilities

• Design, build, and maintain scalable, high-quality software solutions that support our industry-leading platforms.


• Collaborate with cross-functional teams.


• Contribute to architectural decisions.


• Help drive innovation across the product lifecycle.

Technologies

• API


• Angular


• Backend


• CI/CD


• Git


• GitLab


• Support


• NestJS


• OpenID


• PostgreSQL


• REST


• Security


• TypeScript


• NodeJS


• JavaScript

More

We are PTC, a global team of nearly 7,000 people bringing the physical and digital worlds together through our software. We help companies improve operations, create better products, and empower people across their business. We value innovation, collaboration, and creating opportunities for our team members to explore, learn, and grow while celebrating the differences that make us who we are. This full-time Backend Software Engineer role is based in Cambridge, United Kingdom. Life at PTC is about working alongside talented industry leaders on cutting-edge technologies to transform the world around us. We also respect privacy rights and are committed to handling personal information responsibly in accordance with applicable privacy and data protection laws.