Technical Lead | S3 | Capital and Risk Models | Milton Keynes

Overview

Santander is evolving from a global, high‑impact brand into a technology‑driven organisation. Our people are at the heart of this journey, driving a customer‑centric transformation that values bold thinking, innovation, and the courage to challenge what’s possible. This is more than a strategic shift – it’s a chance for driven professionals to grow, learn, and make a real difference. Our mission is to help more people and businesses prosper. We embrace a strong risk culture and expect all professionals at all levels to take a proactive and responsible approach toward risk management.

Capital and Risk Models is a sub‑domain of Enterprise Services, part of the Chief Information Office of Santander Technology and Operations. We provide enterprise‑wide systems and support services that help run and transform the bank’s IT, data and business capabilities. The area looks after the calculation of PRA and ECB calculations for Credit Risk and Finance, including but not limited to IFRS9, IRB, Regulatory Capital and other risk metrics.

The Difference You Make

Capital and Risk Models under Enterprise Services is looking for a Software Engineer based in Milton Keynes. This role is a 15‑month fixed‑term contract.

Responsibilities

• Lead the risk team across multiple locations, providing full management of the product lifecycle (design, development, implementation, test, deployment and post‑release support).
• Mentor and develop individuals across multiple squads on design patterns, solution design, and technical integration, demonstrating passion to define fit‑for‑purpose engineering solutions.
• Support change management, audit, compliance, and design assurance to meet bank standards.
• Collaborate with stakeholders to understand data requirements and deliver solutions that meet business needs.
• Drive the quality and adherence to service levels for month‑end execution with a strong focus on control, performance, and automation.
• Apply a working knowledge of GenAI tools.

What You’ll Bring

Our people are our greatest strength. Every individual contributes unique perspectives that make us stronger as a team and as an organisation. We enable teams to go beyond by valuing who they are and empowering what they bring.

Professional Experience

• Demonstrated leadership in guiding engineering teams, setting technical standards, and collaborating with product, risk, and governance stakeholders in regulated environments to deliver resilient, auditable and production‑ready solutions.
• Extensive experience leading the design, delivery and operation of cloud‑native data and software platforms on AWS, with hands‑on expertise.
• Proven track record of architecting scalable and secure data pipelines and event‑driven services, with strong experience implementing Infrastructure as Code, applying least‑privilege security models through IAM and embedding monitoring, logging and cost‑optimisation practices.
• Experience supporting production‑related incidents until resolution.
• Experience working within financial or banking companies would be beneficial.

Education

• Bachelor’s Degree or equivalent experience (Required)

Hard Skills

• Terraform Infrastructure as Code (Required)
• Compute & Data Processing – EC2, EMR (Required)
• S3 Data Storage (Required)
• Lambda Serverless Development (Required)
• Glue Data Integration & ETL (Required)
• Unix scripting including AWS CLI
• Step Functions Workflow Orchestration (Required)
• Agile engineering processes in Scrum/Kanban, DevOps, CI/CD, BDD/TDD test automation (Required)
• Cost Management & Optimisation (Preferred)

Soft Skills

• Problem Solving and Critical Thinking (Required)
• Technical & Non‑Technical Communication (Required)
• Adaptability & Change Management (Required)
• Stakeholder Management (Required)
• Decision‑Making & Accountability (Required)
• Collaboration & Team Facilitation (Required)
• Risk Awareness & Governance Mindset (Preferred)
• Coaching & Talent Development (Preferred)
• Project Management (Preferred)

We Value Your Impact

• 30 days’ holiday plus bank holidays, increasing to 31 days after 5 years of service, with the option to purchase up to 5 contractual days per year.
• £6,000 car allowance per year.
• Company‑funded private medical insurance.
• Protection for you and your family, including company‑funded death‑in‑service benefit, income protection insurance and discounted rates for additional life assurance and critical illness cover.
• Share in Santander’s success through share plans.
• Access to staff versions of Santander products with no fees, and many other deals and discounts.
• Competitive rewards that reflect the impact you make and the value you bring.
• Wellbeing support across physical, mental, social and financial pillars.
• Tailored support for life stages – enhanced family leave, childcare options and wellbeing support.
• Opportunities to volunteer and give back to communities.
• Global growth opportunities to shape your career and explore across our international network.

Ready to be recognised? It starts with you.

Local Compliance

We’re proud to be an inclusive organisation that provides equal opportunities for everyone – regardless of age, gender, disability, civil status, race, religion or sexual orientation. We are committed to creating an accessible, fair and welcoming recruitment experience. Our roles are site‑based with a hybrid working pattern; colleagues are expected to attend the office at least 12 days per month (pro‑rated for part‑time roles). Travel distance, time and cost to your chosen office should be considered when applying.

Right to Work in the UK

Every individual must have the right to work in the UK to commence employment with Santander, either by way of nationality, visa or work permit. We do not allow a lack of right to work to influence our decision on whether to progress your application. However, if you do not have a right to work or your visa application is unsuccessful, Santander will not proceed with your application and will withdraw any conditional offer previously made.

We welcome applications on the understanding that, should you be offered this role, there may be no relocation package available. Santander will pay the employer mandatory government fees required for visa sponsorship. You may be liable for your own personal employee immigration and relocation costs.

What To Do Next

If this sounds like a role you are interested in, please apply. If there’s anything we can do in the recruitment process to help you achieve your best, get in touch. We’re available through email at