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Core Banking Service Engineer

Technology / Software Development

Job Description

Purpose of the role

To effectively monitor and maintain the bank’s critical technology infrastructure and resolve more complex technical issues, whilst minimising disruption to operations. 

Accountabilities

• Provision of technical support for the service management function to resolve more complex issues for a specific client of group of clients. Develop the support model and service offering to improve the service to customers and stakeholders.
• Execution of preventative maintenance tasks on hardware and software and utilisation of monitoring tools/metrics to identify, prevent and address potential issues and ensure optimal performance.
• Maintenance of a knowledge base containing detailed documentation of resolved cases for future reference, self-service opportunities and knowledge sharing.
• Analysis of system logs, error messages and user reports to identify the root causes of hardware, software and network issues, and providing a resolution to these issues by fixing or replacing faulty hardware components, reinstalling software, or applying configuration changes.
• Automation, monitoring enhancements, capacity management, resiliency, business continuity management, front office specific support and stakeholder management.
• Identification and remediation or raising, through appropriate process, of potential service impacting risks and issues.
• Proactively assess support activities implementing automations where appropriate to maintain stability and drive efficiency. Actively tune monitoring tools, thresholds, and alerting to ensure issues are known when they occur.

Analyst Expectations

• To perform prescribed activities in a timely manner and to a high standard consistently driving continuous improvement.
• Requires in-depth technical knowledge and experience in their assigned area of expertise
• Thorough understanding of the underlying principles and concepts within the area of expertise
• They lead and supervise a team, guiding and supporting professional development, allocating work requirements and coordinating team resources.
• 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 develop technical expertise in work area, acting as an advisor where appropriate.
• Will have an impact on the work of related teams within the area.
• Partner with other functions and business areas.
• Takes responsibility for end results of a team’s operational processing and activities.
• Escalate breaches of policies / procedure appropriately.
• Take responsibility for embedding new policies/ procedures adopted due to risk mitigation.
• Advise and influence decision making within own area of expertise.
• Take ownership for managing risk and strengthening controls in relation to the work you own or contribute to. Deliver your work and areas of responsibility in line with relevant rules, regulation and codes of conduct.
• Maintain and continually build an understanding of how own sub-function integrates with function, alongside knowledge of the organisations products, services and processes within the function.
• Demonstrate understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
• Make evaluative judgements based on the analysis of factual information, paying attention to detail.
• Resolve problems by identifying and selecting solutions through the application of acquired technical experience and will be guided by precedents.
• Guide and persuade team members and communicate complex / sensitive information.
• Act as contact point for stakeholders outside of the immediate function, while building a network of contacts outside team and external to the organisation.

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.

Embark on a transformative journey as a Core Banking Service Engineer at Barclays Bank, where you will play a key role in the supporting applications end-to-end, enhancing capabilities, and delivery continuous improvement of core banking platforms. You will be responsible for ensuring the resilience, performance, and integrity of critical systems while contributing to strategic change and operational excellence within the technology function.

To be successful in this role, you will need experience in:

• Providing end-to-end L2/L3 support for core banking applications, ensuring adherence to service level agreements (SLAs) and operational KPIs. Proactively monitoring system health, managing incidents and service requests, and ensuring high availability of business-critical services.
• Supporting ongoing maintenance activities including defect resolution, patching, and platform upgrades. Driving continuous improvement initiatives to enhance application stability, performance, and scalability in line with Barclays’ strategic technology objectives.
• Managing application changes through the Barclays change governance framework, ensuring controlled and compliant deployments across environments. Supporting release activities with minimal disruption to production services.
• Leading incident triage, performing root cause analysis, and implementing permanent fixes. Contributing to problem management processes to reduce recurring incidents and improve system resilience.
• Working closely with business users, development teams, and infrastructure partners to manage demand, prioritise enhancements, and support delivery of the application backlog and strategic initiatives.
• Identifying opportunities to streamline processes, automate repetitive tasks, and implement best practices to improve operational efficiency and user experience.
• Ensuring compliance with internal policies, regulatory requirements, and audit standards. Supporting risk management activities including controls monitoring, incident reporting, and documentation (e.g., RCSAs, records inventory).
• Collaborating with infrastructure, database, and middleware teams to manage application environments, capacity planning, and performance tuning.
• Supporting disaster recovery planning, failover testing, and continuity processes to ensure minimal disruption to critical banking services.

Domain

• Banking and Financial Systems

Technical Skills

• AWS 
• Jenkins/GitHub
• Terraform and Ansible
• GitLab
• Nexus
• Python or Any scripting Language

 Good-To-Have:

• Datadog
• Snyk or SonarQube
• Java

You may also require the following skills and experience:

• Strong understanding of ITIL practices (Incident, Problem, Change Management).
• Experience working within regulated financial services environments.
• Ability to manage competing priorities in a high-pressure production support environment.
• Effective communication and stakeholder management skills.
• Continuous learning mindset to adapt to evolving banking technologies and platforms.

You may be assessed on the key skills needed for success in this role, including application support, incident and problem management, risk and controls, system reliability, and technical expertise in banking platforms.

This role is based in our Bengaluru office.