Ernst and Young

Software Engineering Principal with AI

Ernst and Young
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12 days ago
Wrocław, PolandStaff+

Responsibilities

  • Lead the delivery of solution or infrastructure development services for large or complex projects.
  • Own the design, development, delivery, and maintenance of software or infrastructure solutions.
  • Perform coding, debugging, testing, and troubleshooting for complex and escalated project work.
  • Provide advanced technical expertise to improve solution efficiency, reliability, and value.
  • Collaborate with Development & Engineering and Architecture teams to deliver technical solutions.
  • Provide leadership for the work group and establish appropriate delivery expectations, structures, tools, and responsibilities.
  • Drive consistency in processes, procedures, standards, technical design, and technology standards.
  • Design and implement AI capabilities including language-model fine-tuning, agentic systems, and evaluation frameworks.

Requirements

  • Advanced technical proficiency in solution design, development, and debugging.
  • Advanced knowledge of one or more of C#, Java, or Python.
  • More than 10 years of applied experience.
  • Significant experience in an internal or external software or platform engineering role or a similar position.
  • Experience delivering software or platform engineering solutions and providing comprehensive technical advice.
  • Experience with CI/CD delivery, code management, configuration management, and automation tools such as GitHub and ADO.
  • Proficiency in fine-tuning language models for tasks such as text generation, summarization, or question answering.
  • Knowledge of embedding models and their use in similarity matching, clustering, and information retrieval.
  • Familiarity with designing and implementing agentic systems that combine AI models with external tools or environments.
  • Ability to design AI model and agent evaluation frameworks using metrics, A/B testing, and performance benchmarking.
  • Bachelor’s degree in computer science, engineering, IT, mathematics, or a related field is preferred.
  • Microsoft, Google, or AWS certifications are advantageous.
  • Experience delivering software using modern methodologies.
  • Significant proven experience building applications with Kubernetes and Docker.
  • Self-starter with independent thinking, curiosity, creativity, ambition, and passion.

Benefits

  • Hybrid work arrangement in Wrocław or Katowice with 2 days in the office and 3 days remote.
  • Continuous learning opportunities and support for developing new skills.
  • Tools and flexibility to make a meaningful impact and define success personally.
  • Transformative leadership through insights, coaching, and confidence-building.
  • Diverse and inclusive global culture.
  • Opportunity to collaborate with teams across EY service lines, geographies, sectors, and global delivery locations.
Ernst and Young

About Ernst and Young

10,000+ employees

Ernst & Young (EY) provides audit/assurance, tax, consulting, strategy and transactions services to enterprises, financial institutions, and public‑sector clients. Structured as a global network of partner‑owned member firms, it sells professional services on a fee basis, including a dedicated Financial Services Organization for banking, insurance, and capital markets. Headquartered in London, EY was formed in 1989 from the merger of Ernst & Whinney and Arthur Young, and operates in 150+ countries.

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