Senior Software Engineer

The Inside Job; Metropolitan Borough of Solihull; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

The Inside Job is seeking a Senior Backend Software Engineer to help build the technology that supports Gymshark's global growth. You will design and deliver scalable back-end services using Golang and AWS serverless patterns, collaborating with Product, Data, Operations and Platform teams.

You will own API design, implement event-driven components, and contribute to CI/CD pipelines while maintaining high standards of observability, testing, and performance.

Qualifications

• Experience writing production-grade Go or a strictly typed language
• Experience using cloud-based serverless services (AWS Lambda, Google Cloud Run or Azure Functions)
• Proven track record building and maintaining CI/CD pipelines
• Experience designing and maintaining relational and non-relational databases
• Experience designing, building and maintaining scalable APIs
• Understanding of Event Driven Architecture concepts
• Experience using Git with branching strategies
• Experience implementing quality and testing practices (unit and contract tests)
• Commercial awareness and problem-solving in a competitive environment

Responsibilities

• Lead technical implementations to deliver high-quality work on time
• Design, build and maintain APIs, services and integrations in Golang
• Implement event-driven solutions for critical business processes
• Create, maintain and develop CI/CD pipelines
• Build scalable software using AWS serverless technologies (Lambda, EventBridge, SQS, DynamoDB)
• Write testable, maintainable and scalable code following engineering standards
• Work in an Agile development environment
• Maintain services with observability and proactive monitoring; respond to incidents
• Mentor and coach other engineers
• Improve engineering standards and best practices

Skills

Golang

CI/CD pipelines

Event-Driven Architecture

Git

Unit testing

Problem solving

Communication

Tools

AWS Lambda

AWS EventBridge

AWS SQS

DynamoDB

Job description

We're looking for a Senior Backend Software Engineer to help build the technology that support Gymshark's global growth. Working with industry best tools including Golang, Event-Driven Architecture, and AWS Serverless technologies such as Lambda, EventBridge, SQS, and DynamoDB, you'll design and deliver scalable solutions that support key business priorities. As part of a Tech function you will work with Product Engineering, Data Engineering, Operations, Platform Engineering and Delivery, playing a key role in building both customer-facing and internal products that drive the business forward.

WHAT YOU'LL BE DOING:

• Leading technical implementations of projects to help your team deliver high-quality work on time
• Using Golang to design, build and maintain APIs, services and integrations
• Implementing event driven solutions to support critical business processes
• Creating, maintaining and developing CI/CD pipelines
• Building scalable and valuable software leveraging AWS Serverless technologies such as; Lambda, EventBridge, SQS, DynamoDB
• Focus on creating testable, maintainable and scalable code, following Engineering standards
• Following an Agile development approach
• Maintaining existing services, ensuring a high standard of observability and proactive monitoring, in addition to responding to incidents. (Especially during peak sale periods which is critical to business success!)
• Mentoring and coaching other engineers
• Improve engineering standards and best practices

WHAT YOU'LL NEED: Essential Criteria:

• Must have experience in software engineering and writing production code in Golang or another strict typed language
• Experience using cloud based serverless services (such as AWS Lamba, Google Cloud Run or Azure Functions)
• Must have a demonstrable knowledge building and maintaining CI/CD pipelines
• Experience designing, setting up databases as well as have an understanding of relational and non-relational approaches
• Experience designing, building and maintaining scalable APIs
• An understanding of Event Driven Architecture concepts
• Experience using Git and understand branching strategies
• Experience implementing quality and testing best practices within the services you produce, such as unit testing and contract testing
• Commercial Awareness and a creative problem solver with the ability to think laterally and understand the cost and value drivers within a competitive business environment

CLOSING DATE: 28th September 2026

LOCATION:

Please note this is a hybrid role and requires the successful candidate to attend at least 3 days a week in GSIQ, Solihull, UK.

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