Senior Software Engineer

Great Value Hiring; United Kingdom; On-site; GBP 103,000 - 154,000; Full time

Job summary

Great Value Hiring is seeking a Senior Software Engineer in the United Kingdom. The role focuses on delivering expert-level code, debugging strategies, and insights across Python3, Java, Rust, Go, C++, and TypeScript, with a compensation model based on outputs per task.

You will analyze complex defects, optimize performance, refactor legacy code, and contribute to scalable features while documenting decisions to aid AI training data quality. Remote options are not specified.

Qualifications

• Hands-on expertise in at least one listed languages.
• Deep understanding of algorithms, data structures, and software engineering.
• Proven ability to debug complex systems and optimize performance.
• Experience refactoring large codebases and modernizing legacy systems.
• Track record delivering high-impact features across cross-functional projects.
• Strong documentation and communication skills.
• Interest in AI and its technical challenges.

Responsibilities

• Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript.
• Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases.
• Implement robust new features, ensuring scalability, maintainability, and adherence to software best practices.
• Refactor and optimize legacy code to improve clarity, efficiency, and long-term reliability.
• Document technical reasoning, solution approaches, and code decisions to enhance AI training data quality.
• Review and validate peer-contributed code and technical submissions for accuracy and clarity.

Skills

Python3

Java

Rust

Go

C++

TypeScript

Debugging

Performance optimization

Job description

Senior Software Engineer [$100 - $150/hour]

Role Responsibilities

• Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript
• Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases
• Implement robust new features, ensuring scalability, maintainability, and adherence to software best practices
• Refactor and optimize legacy code to improve clarity, efficiency, and long-term reliability
• Document technical reasoning, solution approaches, and code decisions to enhance AI training data quality
• Review and validate peer-contributed code and technical submissions for accuracy and clarity

Good Candidature

• Significant hands-on expertise in at least one of the following: Python3, Java, Rust, Go, C++, or TypeScript
• Deep understanding of algorithms, data structures, and software engineering principles
• Proven ability to debug complex systems, resolve bugs, and deliver effective optimizations
• Experience with large codebase refactoring and legacy system modernization
• Track record of delivering high-impact features from conception through delivery within cross-functional projects
• Strong documentation and communication skills to articulate technical concepts clearly
• Interest in or curiosity about AI and its technical challenges (previous AI experience not required)

Compensation Structure

Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.