Senior Golang Backend Engineer for Platform & APIs

Methodfi; Greater London; On-site; GBP 70,000 - GBP 90,000; Full time

Job summary

A payment and software service provider is looking for a Senior Software Engineer to shape their technology platform in London. The role involves designing and developing core APIs, ensuring reliability, and supporting multiple engineering teams. Candidates should have 5+ years in backend systems, strong Golang expertise, and experience in cloud infrastructure. Key perks include flexible working hours, health support programs, and 25 days of annual leave. This provider is committed to diversity and creating an inclusive workplace.

Benefits

Flexible working hours

Health and mental support through GymPass

Extended maternity and paternity leave

Cycle-to-Work Scheme

Health and Life Insurance

Pension Scheme

25 days of Annual Leave

Office snacks every day

Friendly office environment in Central London

Qualifications

• 5+ years professional software development experience building backend systems.
• Strong knowledge of OOP principles and microservices architecture.
• Proven experience designing and implementing APIs.

Responsibilities

• Design, develop, and maintain core APIs and event-driven services.
• Collaborate with platform teams using cloud-native infrastructure.
• Participate in code reviews and mentor developers.

Skills

Golang expertise

REST/gRPC API design

Problem-solving skills

Agile/Scrum experience

Strong communication skills

Education

Degree in Computer Science or related field

Tools

AWS

Kubernetes

Terraform

Git

CI/CD pipelines

Job description

A payment and software service provider is looking for a Senior Software Engineer to shape their technology platform in London. The role involves designing and developing core APIs, ensuring reliability, and supporting multiple engineering teams. Candidates should have 5+ years in backend systems, strong Golang expertise, and experience in cloud infrastructure. Key perks include flexible working hours, health support programs, and 25 days of annual leave. This provider is committed to diversity and creating an inclusive workplace.