Job description

  • Location:
    Guernsey
  • Department:
    IBCI Digital and Technology
  • Division:
    Guernsey
  • Employment Type:
    Full time
  • Salary:
    Competitive

Technical Business Analyst (13805)

Investec – Where Out of the Ordinary Happens

Who we are?
At Investec, we do things differently. We're a leading international bank and wealth manager built on a culture of curiosity, entrepreneurial spirit and human connection. Ideas are heard, ambition is celebrated, and impact is encouraged. As part of a team that challenges convention and strives for outperformance, you'll help shape bold solutions for clients who expect something more than the ordinary.


Role Profile

Description of role and key responsibilities:

Investec Bank Channel Islands – Digital and Technology
We are the Digital and Technology team at Investec Bank (Channel Islands) Limited—a dynamic and diverse group of analysts and engineers who thrive on variety and close collaboration with our business partners. We work as an integrated team, combining deep technical expertise with a strong understanding of the business to deliver meaningful outcomes.
We are responsible for the development and support of the core technology platforms that underpin the bank and enable our clients' day-to-day interactions with Investec. As part of a significant modernisation and re-platforming programme, we are transforming our technology landscape to be more resilient, scalable, and fit for the future.

This transformation presents a genuine opportunity to simplify how our clients do business with us, improve user experiences, and design innovative solutions to complex problems. For those joining the team, this is a chance to have real influence—helping to shape our platforms, ways of working, and the future direction of technology at Investec Bank Channel Islands, and to be part of something we can collectively be proud of.

The role:
The Technical Business Analyst acts as a critical bridge between business stakeholders, product owners, and engineering teams in the delivery of core banking platforms and surrounding banking services. The role combines deep banking domain knowledge with strong technical analysis skills to ensure that functional requirements are translated into scalable, secure, and compliant technical solutions.

This role will support core banking transformation, new product launches, regulatory change, and integration with payments, digital channels, and downstream systems.

Key responsibilities:

Business & Domain Analysis
•    Elicit, analyse, and document business requirements related to core banking domains.
•    Translate regulatory, operational, and product requirements into clear functional specifications.
•    Act as a subject matter expert on banking processes, product behaviour, and lifecycle events.

Technical Analysis & Solution Design
•    Convert business requirements into detailed technical requirements, including:
      o    API contracts (REST/JSON, event schemas)
      o    Data models and mappings
      o    Integration flows and sequencing
•    Work closely with solution architects to:
      o    Validate architectural decisions
      o    Ensure alignment with target-state core banking architecture
•    Support design of integrations between:
      o    Core banking systems
      o    Payment engines 
      o    Digital channels and middleware
      o    Data platforms and regulatory reporting systems

Delivery & Agile Collaboration
•    Collaborate with Product Owners to refine epics, features, and user stories.
•    Write clear, testable user stories with acceptance criteria that reflect both business and technical needs.
•    Support sprint ceremonies (backlog refinement, sprint planning, demos).
•    Clarify requirements for development teams during implementation and testing phases.

Data & Migration Support
•    Support data migration and data quality activities, including:
      o    Legacy-to-target data mapping
      o    Validation rules
      o    Reconciliation logic
•    Assist with defining cutover and transition requirements during core banking migrations. 

Testing & Validation
•    Define functional and integration test scenarios.
•    Support SIT, UAT, and operational readiness testing.
     o    Validate that delivered solutions meet:
     o    Business requirements
     o    Regulatory obligations
     o    Non-functional requirements (performance, resilience, auditability)

Stakeholder & Vendor Engagement
•    Act as a key interface between:
     o    Business users
     o    IT and engineering teams
     o    External vendors (core banking providers, payment processors, system integrators)
•    Challenge vendor solutions constructively to ensure fit-for-purpose outcomes. 

Documentation, Knowledge Transfer & Operational Handover

•    Ensure concise, accurate documentation describing system behaviour, integrations, data impacts, and key business rules.
•    Conduct clear walkthroughs and knowledge transfer sessions with Technical Operations and Application Support teams.
•    Support effective handover to BAU, ensuring support teams understand processing flows, dependencies, and common exception scenarios.

Essential Criteria

Qualifications & Certifications

•    Bachelor's degree in:
      o    Computer Science, Information Systems, Engineering, Finance, or a related discipline
      o    or equivalent professional experience in financial services technology

•    Business Analysis Certification, such as:
     o    IIBA CBAP® or CCBA®
     o    Diploma in Business Analysis

•    Agile Certifications such as:
     o    Certified Scrum Product Owner (CSPO)

Core Skills and Knowledge:

•    Banking & Financial Services Experience
     o    5+ years' experience as a Business Analyst or Technical Business Analyst in financial services.
     o    Strong hands-on experience with core banking platforms (e.g., Temenos, Mambu, Thought Machine, Finacle, TCS BaNCS, Flexcube, or equivalent).
     o    Solid understanding of banking products and accounting principles.
     o    Experience supporting regulatory change and compliance-driven initiatives.

•    Technical Skills

       •    Strong understanding of:
             o    API-driven architectures
             o    Microservices and event-based integration
             o    Data models and relational databases
       •    Ability to read and interpret:
             o    API specifications (Swagger/OpenAPI)
             o    Sequence diagrams
             o    Data schemas
       •    Familiarity with cloud-based architectures (AWS, Azure, GCP) is highly desirable.

•    Delivery & Methodology
     o    Experience working in Agile / Scrum environments.
     o    Comfortable working in large-scale transformation or multi-year core banking programs.
     o    Strong documentation and communication skills.

•    Personal Attributes
     o    Strong analytical and problem-solving mindset.
     o    Able to challenge assumptions while remaining collaborative.
     o    Comfortable operating in complex, regulated environments.
     o    Able to balance detail with big-picture thinking.
     o    Proactive, resilient and delivery focused.

Embedded in our culture is a sense of belonging and inclusion. At Investec we want everyone to find it easy to be themselves, and to feel they belong. It's a responsibility we all share and is integral to our purpose and values as an organisation. We believe that innovation thrives when everyone feels respected, included, and empowered to contribute.

We actively seek out diverse talent and foster an inclusive environment, encouraging applications from people of all backgrounds and experiences. Here, you'll find networks, benefits, and development opportunities designed to support your career journey, wherever it may lead.

If this role excites you but you don't meet every requirement, we'd still love to hear from you. Your unique perspective and experience could be exactly what we are looking for.  Get in touch!

At Investec, we're deeply invested in our clients, our colleagues, and our communities. It's more than a mindset; it's how we show up every day.

Be part of something Out of the Ordinary.


Recite Me

We commit to ensure that everyone is fairly assessed during our recruitment process. To assist candidates in completing their application form, Recite Me assistive technology is available on our Careers pages. This can be accessed by clicking on the ‘Accessibility Options' link at the top of the page.

The Recite Me tool includes a screen reader, styling and customisation options, a series of reading aids, a translator and more.

If you have any form of disability or neurodivergent need and require further assistance in completing your application, please contact the Careers team at [email protected] who will be happy to assist. 


 
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Location
Guernsey
Glategny Court, Glategny Esplanade, Guernsey, Channel Islands, GY1 1WR
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Meet the recruiter

Margaret Lucas

+44 1481 709879

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Benefits

Pension
Private Medical Cover
Virtual GP
Gym Discounts
Psychologist Service
Annual Leave
Life Assurance
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