Senior Frontend Systems Engineer — UI Frameworks & TypeScript

techstack Recruitment; Greater London; Hybrid; GBP 150,000 - 200,000; Full time

Benefits offered by this job

Pension

Private healthcare

Gym membership

High-spec hardware

25 days holiday + bank holidays

Job summary

A leading technology recruitment firm seeks a Senior Frontend Systems Engineer to build and optimise innovative UI frameworks. This hybrid role in London involves solving complex data problems and contributing to software used in critical applications globally. Candidates should have experience with systems-level programming and performance optimization. The package includes a competitive salary, pension, private healthcare, and a substantial hardware budget, making it an excellent opportunity for technically-minded engineers seeking high autonomy and real impact.

Qualifications

• Solid understanding of algorithms and data structures.
• Experience building complex systems beyond standard web apps.
• Ability to debug performance issues and optimise effectively.

Responsibilities

• Solve complex problems around data structures and memory usage.
• Build features from design through to release.
• Contribute to a product used by engineering teams globally.

Skills

C++

Java

C#

Algorithms

Data structures

Performance optimisation

React

Angular

Vue

Job description

A leading technology recruitment firm seeks a Senior Frontend Systems Engineer to build and optimise innovative UI frameworks. This hybrid role in London involves solving complex data problems and contributing to software used in critical applications globally. Candidates should have experience with systems-level programming and performance optimization. The package includes a competitive salary, pension, private healthcare, and a substantial hardware budget, making it an excellent opportunity for technically-minded engineers seeking high autonomy and real impact.