About this role
Summary: The Senior AI Engineer will build production-ready solutions using Claude Code and specification-driven engineering practices. This hands-on role involves validating AI-generated code, creating reusable prompts and workflows, and mentoring engineers to adopt AI-first development approaches.
Why apply for an Antal job offer?
When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process.
About Antal
Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research.
Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.
Discover our latest job openings: https://en.antal.pl/candidates
Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland
Senior AI Engineer (Claude Code / OpenSpec / MCP)
📍 Location: Remote (within Poland)
💼 Employment Type: B2B
💰 Rate: 160-180 PLN/h
🌍 Language: English (fluent)
We are looking for a Senior AI Engineer to help shape the future of AI-assisted software development. You'll build production-ready solutions using Claude Code, specification-driven engineering practices, and modern AI tooling. This is a hands-on role for someone who enjoys delivering software, improving engineering workflows, and helping teams adopt AI-first development approaches.
### Key Responsibilities
- Deliver software solutions from structured specifications.
- Use Claude Code across analysis, development, testing, and documentation.
- Validate and improve AI-generated code through engineering best practices.
- Create reusable prompts, templates, workflows, and AI development assets.
- Troubleshoot and optimize AI-assisted delivery processes.
- Mentor engineers and promote AI-driven development practices across teams.
### Required Qualifications
- Strong background in software engineering.
- Hands-on experience with AI-assisted software development.
- Daily commercial experience using Claude Code.
- Experience working in spec-first / specification-driven development environments.
- Strong understanding of testing, debugging, code reviews, and software quality controls.
- Ability to verify and challenge AI-generated output.
- Experience mentoring or upskilling engineering teams.
- Strong communication skills and ability to work independently.
### Highly Valued Experience
- OpenSpec, GitHub Spec Kit, or similar specification tooling.
- MCP (Model Context Protocol) integrations and AI tooling configuration.
- Agent-based development workflows and AI automation.
- Driving the adoption of new engineering practices across teams.