Senior Backend Engineer Jobs

Orbis Consultants

Location:
United Kingdom

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Backend Developer – Golang / Python / Java / Tech-First Fintech – Inside IR35. Our client is a leading, tech-first fintech building backend systems that power millions of users every day. They are looking for a Backend Developer with experience in Golang, Python, or Java who can contribute to scalable, high-performance systems and help deliver impactful products.

Job Responsibility:

Build and maintain backend services and APIs in a Golang-first environment, with Python or Java experience welcome
Work on distributed systems, microservices, and event-driven pipelines handling millions of requests with low latency
Deploy and operate services on Kubernetes and Docker, leveraging AWS infrastructure such as EC2, S3, Lambda, and RDS
Implement monitoring and observability using tools like Grafana and Prometheus to track system performance
Collaborate with product, frontend, and analytics teams to deliver features that make a tangible impact on user experience
Contribute to CI/CD pipelines, automated testing, and maintainable code practices

Requirements:

Golang / Python / Java: solid backend experience, happy to work in a Golang-first environment
Scalable systems: experience with microservices, event-driven architecture, and high-throughput APIs
Cloud-native: AWS or GCP experience, containerisation, orchestration, and horizontal scaling
Product-focused mindset: enjoys building systems that directly improve user experience and business outcomes
Collaboration: Agile, TDD, CI/CD, and comfortable working closely across teams

Additional Information:

Job Posted:
December 11, 2025

Work Type:

Remote work

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Senior Backend Engineer