Back End Engineer

Pontoon
Manchester, UK
about 1 month ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Job source

Tech stack

Microsoft Access Java (Programming Language) Application Programming Interfaces (APIs) Artificial Intelligence User Authentication Cloud Computing Continuous Integration Distributed Systems Monitoring of Systems Python (Programming Language) Node.Js OAuth
+14 more
OpenShift Security Assertion Markup Language (SAML) Single Sign-On Systems Integration Enterprise Software Applications Spring Cloud Backend Event Driven Architecture AI Platforms Kubernetes Apache Kafka Virtual Agents Restful APIs Microservices

Job description

We’re looking for two Backend Engineers to join a major UK financial services organisation embarking on an exciting technology transformation.

You’ll be part of a multi-year programme building a new enterprise knowledge platform from scratch, designed to connect AI services and applications securely with enterprise systems, tools, and data.

This is a genuine greenfield opportunity where you’ll help shape the architecture and build scalable, resilient services supporting AI agent workflows, enterprise knowledge access, integrations, and business process automation.

What you’ll be doing

  • Build backend services using Java 20% more focus on Python 80% and/or Node.js
  • Develop secure, scalable REST APIs
  • Design microservices and event-driven architectures
  • Work with Kafka/Pub/Sub
  • Conversant with GCP
  • Implement OAuth, SAML and SSO
  • Build cloud-native applications using Kubernetes/OpenShift and containers
  • Develop CI/CD, monitoring and observability capabilities
  • Work closely with AI, Data, Architecture and Security teams

Requirements

  • Strong backend engineering experience with Java, Python, Node.js or similar
  • Experience with APIs, microservices and distributed systems
  • Understanding of event-driven architecture and messaging
  • Experience with cloud, containers and Kubernetes/OpenShift
  • Knowledge of enterprise security, authentication and authorisation
  • Experience building reliable, production-grade platforms

About the company

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

2:49 min

Adopting OAuth best practices and removing outdated grants

Alexander Schwartz Alexander Schwartz · World Congress 2026 Europe

2:32 min

Refactoring bulk frontend operations into scalable backend methods

Noam Honig · LIVE

45 sec

Working securely with Node.js path application programming interfaces

Sonya Moisset · World Congress 2023

43 sec

Software engineering journey and local Manchester roots

Jonathan Tang · Coffee With Developers

1:38 min

Transitioning into backend engineering from web development

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

1:34 min

Analyzing vulnerabilities in standard OAuth 2.0 authorization flows

Alexander Schwartz Alexander Schwartz · World Congress 2026 Europe

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