Senior Backend Engineer

The Business Connection Group; Greater London; Remote; GBP 100,000 - 120,000; Full time

Benefits offered by this job

Pension

Private health insurance

Equity

Job summary

The Business Connection Group is seeking a Senior Backend Software Engineer to join a remote UK-based team building high-performance connectivity infrastructure. You will design, implement and optimise core backend systems, working with a top-tier engineering group.

Requirements include 5+ years in software development and proficiency in Go, C/C++, Rust or Java, plus 3+ years in large-scale distributed systems.

Qualifications

• 5+ years hands-on software development experience.
• Strong proficiency in Go, C/C++, Rust or Java.
• 3+ years building or running large-scale distributed systems or networks.
• Solid grasp of cloud, container orchestration and distributed data systems.
• Proven technical design and project delivery experience.

Responsibilities

• Design, build and refine core systems powering critical connectivity infrastructure.
• Lead technical work alongside senior engineers, owning projects end-to-end from design to launch.
• Scale and improve distributed systems for varied environments.
• Shift pipelines from CPU to GPU for speed and efficiency.
• Maintain code quality and strengthen testing practices.

Skills

5+ years software development

Go/C/C++/Rust/Java

Distributed systems

Cloud & orchestration

Design and delivery

Education

BSc or MSc in CS or related

Tools

Cloud platforms

Kubernetes

Distributed data systems

Job description

SENIOR BACKEND SOFTWARE ENGINEER | UK REMOTE | £100,000 - £120,000

About the Opportunity

My client, an exceptional aerospace tech firm building next-gen communication intelligent networking company are looking for a Senior Backend Engineer to work on their highly technical core systems.

The Role

Join their core engineering team to design, build and refine systems powering critical connectivity infrastructure. You' will lead technical work alongside top industry engineers, owning projects from design through to launch.

Key work

• Scale and improve distributed systems for advanced link modelling — faster, more reliable across varied environments
• Shift computational pipelines from CPU to GPU architecture for greater speed and efficiency
• Refine algorithms using signal processing and linear algebra to boost capability and commercial value
• Guide technical design and architecture, delivering projects end-to-end
• Maintain code quality, diagnose performance issues and strengthen testing practices

What You Bring

• Degree (BSc/MSc) in relevant field
• 5+ years hands-on software development
• Strong in Go, C/C++, Rust or Java
• 3+ years building or running large-scale infrastructure, distributed systems or networks
• Solid grasp of cloud, container orchestration and distributed data systems
• Proven technical design and project delivery experience
• Eligible to work full-time in the UK

Why Apply

• Competitive salary + pension + private health + equity
• Fully remote UK-based — flexible, balanced working
• Grow fast alongside experts — clear progression paths
• Inclusive, collaborative team where your work matters