Senior Software Engineer

Overview

Salary: £42,000 – 52,000 per year

Requirements

• 5+ years of professional software engineering experience in production systems.
• Proven experience designing and evolving APIs used by real customers.
• Strong TypeScript and Python experience in production environments.
• Experience working in codebases with legacy constraints and technical debt.
• Solid understanding of security fundamentals, including auth, permissions, data protection, and API security.
• Comfortable owning features end to end from design through implementation, deployment, and monitoring.
• Demonstrated experience raising code quality in a team through PR standards, refactoring, and test strategy.
• Strong experience with a modern frontend component library; we use React for our frontend components.
• Experience handling large quantities of data with complex business and system rules.
• Strong knowledge of database architectures including SQL, NoSQL, and flat file based data stores.
• Expertise using git alongside tools and processes such as pipelines and pull requests.
• Familiarity with containerisation.
• Previous experience in SaaS or EdTech platforms.
• Experience working in regulated or data sensitive environments.

Responsibilities

• Own the design and delivery of core CRM services across the stack.
• Set and enforce engineering standards across the codebase, including testing, security, review quality, and architecture.
• Lead technical direction on our new API platform, including design decisions, data models, and security boundaries.
• Raise PR quality across the team through direct feedback, examples, and pairing.
• Triage and fix production issues, security concerns, and performance bottlenecks.
• Take ambiguous tickets and drive them to completion without hand-holding.
• Design, build, and maintain RESTful APIs to support the platforms features and integrations.
• Integrate with third-party APIs as needed to extend our platform capabilities.
• Develop secure and efficient solutions to manage high-throughput data operations.
• Design and build intuitive UIs used by hundreds of real users.
• Identify problem areas and make a positive impact on the codebase through proactive refactoring.
• Reduce technical debt and lead initiatives to improve existing systems.
• Mentor and support our existing team through PR reviews and by owning blocking items.

Technologies

• API
• CRM
• Frontend
• Git
• Support
• NoSQL
• Python
• React
• SQL
• Security
• TypeScript

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