Senior AI Engineer

• Senior AI Engineer – 12 Months Contract – Canary Wharf
• Hybrid
• Start ASAP
• 40 Hour week
• Inside IR35
• Required:-
• 5+ years of professional software engineering experience; ability to independently design & ship complex systems in production.
• Strong programming skills in Python (preferred), Java, or similar languages, with experience in developing microservices, APIs, & backend systems.
• Strong problem-solving skills & the ability to balance engineering rigor with delivery speed.
• Solid understanding of software architecture, cloud infrastructure (AWS, Azure, or GCP), & modern Dev Ops practices.
• Experience integrating machine learning models into production systems (e. g., LLMs via APIs, fine-tuning, RAG patterns, embeddings, agents & crew of agents etc.).
• Ability to move quickly while maintaining code quality, test coverage, & operational excellence.
• Senior AI Engineer preferred experience
• Familiarity with AI/ML tools such as Lang Chain, Haystack, Hugging Face, Weaviate, or similar ecosystems.
• Hands-on experience with Retrieval Augmented Generation applications, AI agents & systems built around them.
• Experience using Gen AI frameworks such as Llama Index, Crew AI, Auto Gen, or similar agentic/LLM orchestration toolkits.
• Exposure to working with unstructured data (documents, conversations, images) & transforming it into usable structured formats.
• Experience building chatbots, search systems, or generative AI interfaces.
• Background in working within platform engineering or internal developer tools teams.
• Prior experience working in an embedded (forward-deployed) team model with business stakeholders. Experience building production grade, reliable AI applications

My client is looking for a Senior AI Engineer who think holistically, automate relentlessly, & are fluent in the fast-moving world of AI tooling & infrastructure—but grounded in disciplined engineering principles.

My client’s AI organization is building high-impact AI-powered applications that deliver real business value at speed.

As a Senior AI Engineer, you’ll play a critical role in building & deploying scalable AI-powered applications through solid software engineering excellence combined with pragmatic use of modern AI capabilities.

This is a role for seasoned engineers who are excited about applying AI in practical & scalable ways.

Looking for individuals who thrive at the intersection of disciplined software development & modern AI applications.

You should be comfortable working across the full lifecycle of a product—from ideation & architecture to deployment & automation—while navigating ambiguity & driving toward execution.

Strong systems thinking, ownership mindset, & the ability to ship value fast are essential.

• Senior AI Engineer Job Responsibilities
• Design, develop, & maintain production-grade AI applications & services using modern software engineering practices (CI/CD, testing, observability, cloud-native design).
• Define & implement foundational platforms & tools (e. g., conversational bots, AI-powered search, unstructured data processing, Gen BI) that are reusable & scalable across the enterprise.
• Participate in cross functional team initiatives—embedded projects with business stakeholders to rapidly build & deploy AI solutions that solve high-priority business problems.
• Evaluate & integrate existing AI tools, frameworks, & APIs (e. g., LLMs, vector DBs, retrieval-augmented generation, AI agents) into robust applications.
• Champion automation in workflows—from data management ingestion & preprocessing to evaluation, to model integration & deployment.
• Collaborate with data scientists, product managers, & other engineers to ensure end-to-end delivery & reliability of AI products.
• Stay current with emerging AI technologies but prioritize practical application & delivery over experimental research.
• Contribute to the internal knowledge base, tooling libraries, & documentation to scale AI engineering best practices across the organization.

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturingsectors worldwide.

With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed.

We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.

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