{"id":2865766,"url":"https://alion.io/job/barclays-lead-ai-engineer-3","title":"Lead AI Engineer","company":{"id":12541,"name":"Barclays","domain":"home.barclays","url":"https://alion.io/company/barclays-uk","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":95,"open_postings":174,"ghost_share":0,"stale_share":0.351,"repost_share":0.103,"time_to_fill_p50_days":16,"computed_at":"2026-10-26T05:57:25Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pune, India","Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":22000,"max_usd":60000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":44},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agentic Workflows","optional":false},{"name":"AI Agents","optional":false},{"name":"Amazon EC2","optional":false},{"name":"Amazon EKS","optional":false},{"name":"Amazon S3","optional":false},{"name":"Amazon SageMaker","optional":false},{"name":"Asyncio","optional":false},{"name":"AWS","optional":false},{"name":"AWS Bedrock","optional":false},{"name":"AWS Strands Agents","optional":false},{"name":"CI/CD","optional":false},{"name":"CloudFormation","optional":false},{"name":"Docker","optional":false},{"name":"FastAPI","optional":false},{"name":"Fine-tuning","optional":false},{"name":"Function Calling","optional":false},{"name":"Google ADK","optional":false},{"name":"gRPC","optional":false},{"name":"IAM","optional":false},{"name":"Java","optional":false},{"name":"Knowledge Graph","optional":false},{"name":"Kubernetes","optional":false},{"name":"LangGraph","optional":false},{"name":"LLM","optional":false},{"name":"LLM Guardrails","optional":false},{"name":"LoRA","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"NIST AI RMF","optional":false},{"name":"OpenAI","optional":false},{"name":"OpenTelemetry","optional":false},{"name":"OWASP","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Rest API","optional":false},{"name":"RLHF","optional":false},{"name":"Semantic Search","optional":false},{"name":"SFT","optional":false},{"name":"Terraform","optional":false},{"name":"vLLM","optional":false},{"name":"Zero Trust","optional":false},{"name":"LangChain","optional":true},{"name":"PEFT","optional":true}],"status":"closed","first_seen_at":"2026-10-16T00:00:00Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-25T05:01:00Z","board_verified":false,"closed_at":"2026-10-25T05:01:00Z","days_open":9,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":9},"description":"Job Description\nPurpose of the role\nTo design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.\nAccountabilities\nDevelopment and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.\nCross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.\nCollaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.\nStay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth.\nAdherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.\nImplementation of effective unit testing practices to ensure proper code design, readability, and reliability.\nAssistant Vice President Expectations\nTo advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.\nLead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes\nIf the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L - Listen and be authentic, E - Energise and inspire, A - Align across the enterprise, D - Develop others.\nOR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.\nConsult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.\nIdentify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.\nTake ownership for managing risk and strengthening controls in relation to the work done.\nPerform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.\nCollaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.\nEngage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively.\nCommunicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.\nInfluence or convince stakeholders to achieve outcomes.\nAll colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset - to Empower, Challenge and Drive - the operating manual for how we behave.\nJoin Barclays as a Lead AI Engineer role, where you will design and build core AI/ML solutions that power our enterprise AI capabilities. You will take ownership of significant AI subsystems - from agentic workflows and LLM applications to evaluation pipelines and MLOps tooling - delivering production-grade solutions that are secure, scalable, and aligned with our architectural vision. You bridge the gap between AI architecture and hands-on implementation, driving technical delivery while mentoring junior engineers. At Barclays, we don't just anticipate the future - we're creating it.\nTo be successful in this role, you should have below skills:\nBachelor's degree (or above) in Computer Science, Engineering, Mathematics, or related discipline\n8+ years software engineering experience with at least 3 years building AI/ML systems, scalable ML infrastructure, or model serving platforms at enterprise scale\nStrong proficiency in Python (FastAPI, asyncio) and/or Go/Java, with production experience building APIs and microservices serving high-throughput, low-latency workloads\nHands-on experience developing agentic AI systems and LLM applications including multi-agent orchestration, tool use, planning frameworks, and deployment of multi-step AI workflows\nSolid technical knowledge of prompt engineering, RAG architectures, and modern agentic frameworks (Strands, LangGraph, Google ADK) with ability to build and optimise agent-based solutions\nWorking experience with GenAI/LLM systems - prompt engineering, retrieval-augmented generation, model serving (vLLM), and OpenAI-compatible API surfaces\nStrong understanding of distributed systems architecture - microservices, cloud platforms, API design (REST, gRPC, OpenAPI), and event-driven architectures\nExperience with AWS services - EC2/EKS, S3, IAM, RDS, and at least one AI service (Bedrock, SageMaker)\nHands-on experience with Docker and Kubernetes - containerising applications and deploying to orchestrated environments\nExperience with CI/CD pipelines, Infrastructure-as-Code (CloudFormation, Terraform), and observability tools (OpenTelemetry, distributed tracing)\nAbility to work on system design from ideation through completion with limited supervision; effective communication with both technical and non-technical stakeholders\nSome other highly valued skills may include below:\nExperience building evaluation frameworks for agentic systems including agent benchmarking, reasoning traces, and monitoring observability for multi-step AI workflows in production\nExperience in vector databases, knowledge graphs, semantic search, and memory systems for stateful agents with understanding of retrieval optimisation and context management\nExperience implementing AI safety controls - content filtering, guardrails, prompt injection detection, PII redaction\nKnowledge of AI security frameworks - NIST AI RMF, MITRE ATLAS, OWASP LLM Top 10\nFamiliarity with model fine-tuning techniques (LoRA, RLHF, supervised fine-tuning) for domain-specific SLMs\nKnowledge of responsible AI practices, model governance, and security considerations for autonomous systems\nUnderstanding of Zero Trust architecture and identity systems (EntraID, OAuth2/OIDC)\nBackground in financial services - understanding of regulatory requirements, data residency, and compliance obligations\nExperience with GPU workload management and inference optimisation (vLLM)\nYou may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.\nThis role is based in Bengaluru and Pune office.","description_format":"text","description_chars":7621,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Commercial & Retail Banks","Cards & Card Issuing","Wealth Management & Financial Advisors","Investment Banking & M&A Advisory"],"lifecycle":[{"event":"open","at":"2026-10-19T17:35:33Z"},{"event":"close","at":"2026-10-25T05:01:00Z"}],"visa":[],"liveness":null,"pay":null,"html_url":"https://alion.io/job/barclays-lead-ai-engineer-3","json_url":"https://alion.io/job/barclays-lead-ai-engineer-3.json","meta":{"generated_at":"2026-10-26T19:32:15Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":26267,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-27T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":12541},"rest":"https://alion.io/mcp/rest/get_company?id=12541"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbarclays-lead-ai-engineer-3"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fbarclays-lead-ai-engineer-3"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fbarclays-lead-ai-engineer-3"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/barclays-lead-ai-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbarclays-lead-ai-engineer-3"}]}