Sr Application Developer

Worky; Staffordshire Moorlands; On-site; GBP 90,000 - 120,000; Full time

Job summary

Worky invites a skilled GenAI engineer to design and implement scalable AI applications in the UK. You will leverage Python and state-of-the-art frameworks to deploy LLM-powered solutions, handle large-scale data architectures, and integrate multi-modal models into production-grade systems.

You will work across data modernization, RAG architectures, and responsible AI practices, collaborating with cross-functional teams to deliver robust GenAI capabilities for business use cases.

Qualifications

• Deep Python proficiency for GenAI apps and automation.
• Hands-on with leading GenAI frameworks and model tooling.
• Experience integrating LLMs into production systems.
• Ability to design scalable data architectures for AI workloads.
• Familiarity with multi-modal models (text, vision, audio).
• Proficiency with PEFT/LoRA techniques for domain adaptation.
• Ability to integrate AI results into frontend interfaces.
• Experience modernizing data pipelines for AI readiness.
• Skills in Retrieval-Augmented Generation and modular architectures.
• Experience with multi-framework RAG implementations.
• Experience with OCR and document processing in cloud settings.
• Strong API design and integration skills.
• Data curation and preprocessing for GenAI use cases.
• Ability to create clear technical documentation.
• Strong collaboration and cross-functional communication.
• Effective prompt engineering and tooling skills.
• Solid LLMOps practices for CI/CD and monitoring.
• Commitment to ethical AI and regulatory compliance.
• Familiarity with security considerations in AI deployments.
• Ability to operate in dynamic, innovation-driven teams.

Responsibilities

• 1. Application Development: Build GenAI applications from scratch using Autogen, Crew.ai, LangGraph, LlamaIndex, LangChain.
• 2. Python Programming: Develop high-quality, efficient Python code for GenAI solutions.
• 3. Large-Scale Data Handling & Architecture: Design architectures for large-scale structured and unstructured data.
• 4. Multi-Modal LLM Applications: Work with text chat, vision, and speech models.
• 5. Fine-tune SLM for domain data and use cases.
• 6. Front-End Integration: Build UIs with React, Streamlit, AG Grid; integrate with backends.
• 7. Data Modernization: Create data transformation pipelines for GenAI apps.
• 8. Fine-Tuning LLMs: Apply PEFT, QLoRA, LoRA for optimization.
• 9. LLMOps Implementation: Set up CI/CD, deployment, and monitoring pipelines.
• 10. Responsible AI Practices: Embed ethical AI practices and regulatory compliance.
• 11. innovation.

Skills

Python programming

GenAI frameworks

LLM integration

Large-scale data

Multi-modal LLM

PEFT/LoRA

Front-end integration

Data modernization

RAG

Modular RAG

OCR & document intelligence

API integration

Data curation

Technical documentation

Collaboration

Communication

Prompt engineering

LLMOps

Ethical AI

Security & compliance

Tools

Autogen

Crew.ai

LangGraph

LlamaIndex

LangChain

PEFT tools

QLoRA

LoRA

Pylint

Bleu

HAX toolkit

Job description

Long Description

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Key Responsibilities

• 1. Application Development: Build GenAI applications from scratch using frameworks like Autogen (applied or acquired), Crew.ai, LangGraph, LlamaIndex, and LangChain.
• 2. Python Programming: Develop high-quality, efficient, and maintainable Python code for GenAI solutions.
• 3. Large-Scale Data Handling & Architecture: Design and implement architectures for handling large-scale structured and unstructured data.
• 4. Multi-Modal LLM Applications: Familiarity with text chat completion, vision, and speech models.
• 5. Fine-tune SLM(Small Language Model) for domain specific data and use cases.
• 6. Front-End Integration: Implement user interfaces using front-end technologies like React, Streamlit, and AG Grid, ensuring seamless integration with GenAI backends.
• 7. Data Modernization and Transformation: Design and implement data modernization and transformation pipelines to support GenAI applications.
• 8. Fine-Tuning LLMs: Apply fine-tuning techniques such as PEFT, QLoRA, and LoRA to optimize LLMs for specific use cases.
• 9. LLMOps Implementation: Set up and manage LLMOps pipelines for continuous integration, deployment, and monitoring.
• 10. Responsible AI Practices: Ensure ethical AI practices are embedded in the development process.
• 11. innovation.

Required Skills

• 1. Python Programming: Deep expertise in Python for building GenAI applications and automation tools.
• 2. Productionization of GenAI application beyond PoCs – Using scale frameworks and tools such as Pylint,Pyrit etc.
• 3. LLM Frameworks: Proficiency in frameworks like Autogen, Crew.ai, LangGraph, LlamaIndex, and LangChain.
• 4. Large-Scale Data Handling & Architecture: Design and implement architectures for handling large-scale structured and unstructured data.
• 5. Multi-Modal LLM Applications: Familiarity with text chat completion, vision, and speech models.
• 6. Fine-tune SLM(Small Language Model) for domain specific data and use cases.
• 7. Prompt injection fallback and RCE tools such as Pyrit and HAX toolkit etc.
• 8. Anti-hallucination and anti-gibberish tools such as Bleu etc.
• 9. Front-End Technologies: Strong knowledge of React, Streamlit, AG Grid, and JavaScript for front-end development.
• 10. Cloud Platforms: Extensive experience with Azure, GCP, and AWS for deploying and managing GenAI applications. (any two cloud exp.)
• 11. Fine-Tuning Techniques: Mastery of PEFT, QLoRA, LoRA, and other fine-tuning methods. (any one is fine)
• 12. LLMOps: Strong knowledge of LLMOps practices for model deployment, monitoring, and management.
• 13. Responsible AI: Expertise in implementing ethical AI practices and ensuring compliance with regulations.
• 14. RAG and Modular RAG: Advanced skills in Retrieval-Augmented Generation and Modular RAG architectures.
• 15. Data Modernization: Expertise in modernizing and transforming data for GenAI applications.
• 16. OCR and Document Intelligence: Proficiency in OCR and document intelligence using cloud-based tools.
• 17. API Integration: Experience with REST, SOAP, and other protocols for API integration.
• 18. Data Curation: Expertise in building automated data curation and preprocessing pipelines.
• 19. Technical Documentation: Ability to create clear and comprehensive technical documentation.
• 20. Collaboration and Communication: Strong collaboration and communication skills to work effectively with cross-functional teams.

Target Companies – Quantiphi,Datastax,Coforge,HCL,Accenture,Fractal.