Senior Backend Engineer – Cloud-Native, AWS, Scalable

On the Beach; Manchester; Hybrid; GBP 85,000 - 115,000; Full time

Benefits offered by this job

25 days holiday

Holidays discount

Learnerbly learning platform

Enhanced family leave

Employee Assistance Programme

Health plan

SIP - Share Incentive Plan

Cycle to Work

Job summary

On the Beach is seeking a Senior Software Engineer (Backend) to design and build scalable backend services and platforms across our travel tech estate. You’ll work on distributed systems, cloud-native architectures and APIs powering supplier integrations and customer experiences.

In this senior role you’ll own complex components, collaborate with product and other engineers, and help shape our deployment, observability and reliability practices while delivering performant, resilient systems in

Qualifications

• Strong commercial backend software engineering
• C# and .NET or comparable experience building modern backend applications
• Designing and developing APIs
• Building distributed systems and service-oriented architectures
• Developing cloud-native applications, ideally within AWS
• Working with messaging, asynchronous processing or event-driven architecture
• Designing reliable integrations with external or internal systems
• SQL and/or NoSQL data stores
• Building scalable systems handling significant traffic or data volumes
• Performance optimisation, caching and latency reduction
• Designing for resilience and failure
• Containerisation and orchestration technologies such as Docker and Kubernetes
• Observability, monitoring and operating production systems
• Automated testing and modern engineering practices

Responsibilities

• Designing and building scalable backend applications and services
• Developing APIs used by customer-facing applications and internal systems
• Integrating with external suppliers and third-party platforms
• Building systems that process high volumes of requests and data
• Designing distributed and event-driven architectures
• Working with asynchronous messaging and streaming technologies
• Solving problems around performance, latency, resilience and availability
• Improving caching and data-access strategies
• Building reliable transactional workflows
• Developing applications and services within AWS
• Deploying and operating containerised applications
• Improving monitoring, alerting and observability
• Exploring AI-assisted engineering and modern development tooling

Skills

Backend engineering

C# / .NET

API design

Distributed systems

AWS

Messaging / event-driven

SQL / NoSQL

Performance optimization

Resilience & reliability

Observability & monitoring

Automated testing

System design thinking

Tools

Docker

Kubernetes

CI/CD pipelines

Job description

On the Beach is seeking a Senior Software Engineer (Backend) to design and build scalable backend services and platforms across our travel tech estate. You’ll work on distributed systems, cloud-native architectures and APIs powering supplier integrations and customer experiences.

In this senior role you’ll own complex components, collaborate with product and other engineers, and help shape our deployment, observability and reliability practices while delivering performant, resilient systems in