Senior AI-Driven Software Engineer

Soar; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Soar is hiring a Senior Software Engineer to treat AI agents as a core part of building software. You will own complex features from design through production, guiding AI agents effectively, and applying strong engineering judgment to every shipment.

You should excel at accelerating implementation with AI and solving difficult problems independently. Join a team building an AI-native home-financing platform with regulatory considerations in mind, where context management and reusable AI patterns

Qualifications

• 5+ years building and shipping production software.
• Strong proficiency in at least one production programming language and experience with APIs, databases, version control, and automated testing.
• Hands-on experience delivering software with AI coding tools or agents.
• Ability to reason about, debug, and explain code, including AI-generated code.
• Understanding of context management, tool use, agent limitations, and cost/speed trade-offs.
• Strong ownership and collaboration, including credentials and sensitive data handling in AI workflows.

Responsibilities

• Design, build, and maintain production features and services with emphasis on correctness, performance, security, and maintainability.
• Use AI agents across planning, coding, refactoring, debugging, test generation, and documentation to accelerate delivery.
• Provide agents with clear requirements, architecture context, constraints, and acceptance criteria; break work into steps.
• Inspect and refine AI-generated code, identify incorrect assumptions, insecure patterns, and missing edge cases.
• Build automated tests (unit, integration, end-to-end) and validate user journeys and failure paths.
• Create reusable workflows and integrations to give agents proper context and permissions.
• Own changes through review, deployment, observability, and production troubleshooting; investigate root causes.
• Collaborate with Product, QA, and engineers; mentor teammates and document decisions in PRs.

Skills

Software development

AI tooling experience

Code review

System design

Tools

Claude Code

Cursor

Codex

Job description

Soar is hiring a Senior Software Engineer to treat AI agents as a core part of building software. You will own complex features from design through production, guiding AI agents effectively, and applying strong engineering judgment to every shipment.

You should excel at accelerating implementation with AI and solving difficult problems independently. Join a team building an AI-native home-financing platform with regulatory considerations in mind, where context management and reusable AI patterns