TEKsystems
Senior Software Engineer
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Senior Python AI & Data Engineer
Job Description
This full-time role, based in Sheffield, focuses on designing and delivering intelligent data workflows that connect enterprise systems with large language models and agentic AI solutions. You will develop and evolve a Gen AI-powered case management platform that enables users to retrieve accurate summaries, insights, and recommendations from both structured and unstructured data. As a Senior engineer, you will provide technical leadership, drive the adoption of modern AI engineering practices, and ensure that AI-powered solutions are robust, scalable, and reliable.
Responsibilities
- Design, develop and maintain Python-based services and data processing solutions that power AI-driven case management capabilities.
- Build, implement and optimise data pipelines that connect enterprise applications and systems with AI and large language model platforms.
- Create, refine and optimise prompts and AI workflows to improve the quality, accuracy and relevance of AI-generated outputs.
- Support and drive the adoption of agentic AI capabilities and automation across investigative and case management processes.
- Work with both structured and unstructured data sources, ensuring data is properly ingested, transformed and prepared for AI and analytics.
- Ensure that information retrieved through AI systems is accurate, reliable and aligned with business and compliance requirements.
- Collaborate closely with business stakeholders and technology teams to understand requirements and translate them into technical solutions.
- Provide technical leadership within the team, including mentoring junior engineers and guiding best practices in AI and data engineering.
- Contribute to the delivery of scalable AI-powered solutions that improve investigative processes through automation and intelligent insights.
- Help establish and promote modern AI engineering practices, including agentic workflows, prompt engineering and AI-assisted development.
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Essential Skills
- Strong Python development experience, including building production-grade services and data processing components.
- Proven data engineering experience, with the ability to design, implement and maintain robust data pipelines.
- Hands-on experience working with AI, Generative AI or machine learning solutions in a practical, production-oriented context.
- Practical prompt engineering experience, including designing, testing and optimising prompts for large language models.
- Experience handling large and complex datasets, including managing data quality, transformation and integration.
- Solid understanding of enterprise integration patterns and how to connect multiple systems and platforms in a reliable way.
- Strong problem-solving and analytical skills, with the ability to diagnose complex issues and design effective solutions.
- Ability to work independently, take ownership of technical initiatives and provide leadership within a multidisciplinary team.
Additional Skills & Qualifications
- Experience with Gemini or other large language model platforms.
- Experience working with Google Cloud Platform (GCP).
- Hands-on experience in agentic AI development and orchestrating agent-based workflows.
- Knowledge of AI-assisted software development tools and practices.
- Experience in financial services or other highly regulated environments.
- Demonstrable practical application of Generative AI, agentic workflows, automation, prompt engineering and AI-assisted development.
Location
Sheffield, UK
Rate/Salary
500.00 - 600.00 GBP Daily
Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT, United Kingdom. No. 2876353. Allegis Group Limited operates as an Employment Business and Employment Agency as set out in the Conduct of Employment Agencies and Employment Businesses Regulations 2003. TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at https://www.allegisgroup.com/en-gb/privacy-notices.
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To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to https://www.allegisgroup.com/en-gb/privacy-notices.
We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at https://www.allegisgroup.com/en-gb/privacy-notices for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield.
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