Level

Barclays

Lead Engineer - Applied AI

AI in this role

Lead Engineer for Applied AI to design, develop, and deliver scalable software solutions and lead technical teams.

langchainlanggraphcrewaibedrockvertex-ai
ai-agentsfine-tuningsoftware-developmentcode-reviewsecure-codingunit-testingcross-functional-collaboration
Job Description

Purpose of the role

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

Accountabilities

  • Development 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.
  • Cross-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.
  • Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
  • Stay 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.
  • Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
  • Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Assistant Vice President Expectations

  • To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.
  • Lead 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
  • If 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.
  • OR 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.
  • Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
  • Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
  • Take ownership for managing risk and strengthening controls in relation to the work done.
  • Perform 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.
  • Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
  • Engage 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.
  • Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.
  • Influence or convince stakeholders to achieve outcomes.

All 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.

Join Barclays as a Lead Engineer - Applied AI role, where you will leverage your technical expertise to develop Agentic AI solutions as per the business/functional requirements that are scalable & secure. At Barclays, we don't just anticipate the future - we're creating it.    

         

To be successful in this role, you should have below skills:

  • A Bachelor’s degree (or above) in computer science, engineering, mathematics, or a related discipline.

  • Experience in developing software applications for scale on cloud(AWS or Azure or GCP). Fluent in Python or Java or GoLang programming language and frameworks.

  • Hands-on experience in GenAI and Agentic AI frameworks such as LangGraph/LangChain, CrewAI, Strands SDK, Google ADK etc.. Familiarity on working with MCP and A2A protocols.

  • Solid understanding of working with LLM Models, writing prompts efficiently that provides accurate context for LLM Agents.

  • Hands-on experience in developing and deploying Agentic AI solutions using cloud native services like AWS Bedrock or Azure AI Foundry or GCP Vertex AI.

  • Strong understanding of AI implementation in software development and legacy code transformation.

  • Experience in developing APIs and integrating LLM models into software applications.

  • Ability to work on system design from ideation through completion with limited supervision. Excellent problem-solving skills and the ability to communicate ideas and results to stakeholders and leadership in a clear and concise manner.

Some other highly valued skills may include below:

  • Familiarity with model fine-tuning techniques such as supervised or Reinforced Learning.

  • Knowledge of banking, financial products and services.

You 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.

This role is based in our Bengaluru office.

How we rate this

Lead Engineer - Applied AI at Barclays rates 80 out of 100 for how much of the daily work is AI. That makes it Builds AI (AI Level 4 of 4). The level is about AI in the job, not seniority.

Classification

Builds AI. The job is building AI systems.

  1. ●●●● Builds AI80 to 100
  2. ●●●○ Works on AI60 to 79
  3. ●●○○ Uses AI40 to 59
  4. ●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Open the description and count.

Prepare for this job

A free preview built only from this posting: what it asks for, what you could be asked in an interview, and how to adjust your resume.

Skills and AI tools this role asks for

AI AgentsFine TuningSoftware DevelopmentCode ReviewSecure CodingUnit TestingCross Functional CollaborationLangChain

Questions you could be asked

  1. How do you decide when an AI agent can act on its own versus asking for approval first?
  2. Walk me through fine-tuning a model: what data did you use, and how did you check the result?
  3. Tell me about a project where software development was part of your work. What did you do?
  4. Tell me about a project where code review was part of your work. What did you do?
  5. Tell me about a project where secure coding was part of your work. What did you do?

Adapt your resume

  • List these exact terms on your resume: AI Agents, Fine Tuning, Software Development, Code Review, and Secure Coding. An applicant tracking system matches the wording, not the idea.
  • Attach one line of real, concrete experience to at least one of them — a tool named with nothing behind it rarely survives a human read.
  • Lead with what you built, trained or shipped — this role is judged on the AI system itself, not the tools around it.

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