API Security Engineer

UnitedHealth Group
London

Job Description

Optum is a global organisation that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.

As a Fortune 5 business, we're one of the world's leading healthcare companies. There are no limits here on the resources you'll have or the challenges you'll encounter.

We have been supporting global healthcare systems from Ireland and the UK for more than 20 years, building a dynamic and diverse team of more than 2,100 talented individuals. With a continued record of growth and stability, we're on the constant lookout for fresh talent to join our expanding teams.

UHG Enterprise Security and Resilience Office (ESRO) seeks a technically adept engineer who will focus on corporate wide initiatives to gauge, monitor and improve the security posture of APIs across the company. The role involves working with API owners evaluate and improve and remediate issues with their APIs that are not aligned with corporate standards and security best practices and providing operational support for tooling used to identify vulnerable APIs.

Primary Responsibilities:

  • Provide operational support to security tooling that monitors APIs

  • Collaborate with application owners and cross-functional teams to drive timely remediation of security issues

  • Provide expert technical guidance and mentorship to engineering teams on secure coding practices and threat mitigation

  • Build and maintain strong partnerships with engineering, infrastructure, and DevOps teams to embed security into the development lifecycle

You will be rewarded and recognised for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role, as well as providing development for other roles you may be interested in.

Required Qualifications:

  • Bachelor's degree (or higher) in engineering/relevant subject OR equivalent experience

  • Industry API engineering experience

  • Familiarity with programming languages such as Java, Python, Node.js, or Golang

  • Experience designing APIs and managing API lifecycle

  • Familiarity with current API security best practices

  • Technical foundation with a demonstrated eagerness to learn and apply knowledge across all areas of security (application, network, and systems)

  • Proficiency with public cloud platforms (Azure, AWS, or GCP)

Preferred Qualifications:

  • Cybersecurity experience

Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are making an application. Proof will be required to support your application.

All telecommuters will be required to adhere to the UnitedHealth Group's Telecommuter Policy.

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalised groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.

Diversity creates a healthier atmosphere: Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, and membership of the Traveller community, or any other characteristic protected by law. Optum is a drug-free workplace. © 2024 Optum Services (Ireland) Limited. All rights reserved.

#RPO #BBMEMEA

Posted 2025-09-09

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