Senior C++ Backend Engineer - Telemetry & Real-Time Systems

Forsyth Barnes Consultancy; Nottingham; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

EV salary sacrifice scheme

Private medical insurance

25 days annual leave

Mental health support network

Staff discounts

Seasonal events

Job summary

Forsyth Barnes Consultancy is seeking a Senior Software Engineer (C++) to lead backend services handling high-volume telemetry streams. The role focuses on ownership of complex modules, performance improvements, and reliability for production systems used across thousands of vehicles.

It is a 12-month fixed-term assignment aimed at stabilising critical systems while enabling ongoing product roadmap delivery.

Qualifications

• Bachelor’s degree in Computer Science, Engineering or equivalent.
• Extensive hands-on experience with modern C++ (C++11+), including templates, RAII and concurrency.
• Proven track record delivering production C++ systems with performance optimisations and reliability improvements.
• Familiarity with networking, serialization formats and event-driven telemetry platforms.
• Experience with profiling tools, benchmarking, and diagnosing memory/concurrency issues at scale.
• Knowledge of SQL databases, ideally Microsoft SQL Server, and ability to design efficient queries.

Responsibilities

• Design and implement performant C++ services for telemetry ingestion, processing and storage.
• Lead code reviews, set standards and mentor engineers to improve code quality.
• Investigate production incidents, perform root-cause analysis and deploy durable fixes.
• Optimize systems for concurrency, memory usage and low-latency operation.
• Collaborate with product managers to translate requirements into technical designs.
• Create and maintain unit and integration test suites to safeguard stability.
• Contribute to capacity planning, performance benchmarks and release gating.
• Document design decisions and support runbooks for on-call teams.

Skills

C++11+

Concurrency

Profiling

Unit testing

Mentoring

CI/CD

Education

Bachelor’s degree in CS/Engineering

Tools

SQL Server

Profiling tools

CI/CD tooling

Job description

Forsyth Barnes Consultancy is seeking a Senior Software Engineer (C++) to lead backend services handling high-volume telemetry streams. The role focuses on ownership of complex modules, performance improvements, and reliability for production systems used across thousands of vehicles.

It is a 12-month fixed-term assignment aimed at stabilising critical systems while enabling ongoing product roadmap delivery.