**End Date**Friday 15 May 2026**Salary Range**£72,702 - £80,780**Flexible Working Options**Hybrid Working, Job Share**Job Description Summary**.**Job Description****JOB TITLE:** Technical Application Specialist (Cryptography)**SALARY**: £72,702 - £80,780**LOCATION(S):** Leeds, Edinburgh, Manchester**HOURS:** Full time (This role will include a requirement to work as part of a 24x7 on-call rota)**WORKING PATTERN:** Our work style is hybrid, which involves spending at least two days per week, or 40% of our time at our location listed above.**About this opportunity**The Chief Security Office (CSO) plays a vital role in delivering Lloyds Banking Group's vision of putting customers at the heart of everything we do, helping Britain prosper, and protecting the Group and its customers and suppliers from security threats.As a Senior Technical Application Specialist in our Crypto team, you'll play a key role in operating, securing, and evolving code. This is a unique opportunity to work on initiatives that will transform the way mainframe cryptography is consumed, as well as write and develop code that provides various Cryptographic functionality.**Key responsibilities*** Design, develop, and maintain code and utilities that provide cryptographic services to integrate with enterprise security tooling.* Write new code and enhancements to deliver cryptographic functionality, and review existing codebases to identify improvements, refactor legacy implementations, and address security, performance, or maintainability concerns.* Troubleshoot and resolve complex system‐level issues, performing cause analysis alongside application and infrastructure teams.* Collaborate with security, infrastructure, and application teams to identify and implement best practices for supported services.* Contribute to platform modernisation initiatives, including automation, tooling improvements, and integration with distributed and cloud‐based services.* Identify and implement automation and process improvements to enhance operational efficiency and reduce platform risk. We’re transforming at pace. Investing billions in our people, data and tech to change the way we meet the needs of our 28 million customers. We’re growing, and we’d love you to be part of the journey.**What we're looking for*** Extensive knowledge and hands-on experience employing up-to-date development methods and technologies* Extensive knowledge and hands-on experience of key SecDevOps concepts, tooling and programming / scripting languages:* Source Control (GitHub),* IDE / Interactive Development Environments (IDE),* Command Line Interface (CLI), Bash, Python* Terraform, Harness, Azure DevOps,* Containers (Docker, Kubernetes)* CI/CD, IaC, PaaS* An understanding of key lifecycle-management is a bonus.* You will have the ability to work on your own initiative, and you will mentor junior colleagues in the design, implementation, and support of both strategic and legacy mainframe services.* You will show the aptitude to acquire the skills and knowledge to run and coordinate the maintenance and support of critical platforms, tools, and operational processes.**This is a place for you**Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers, colleagues and communities and we’re committed to creating an environment in which everyone can thrive, learn and develop.We provide reasonable adjustments throughout the recruitment process to reduce or remove barriers. Just let us know what you need.**We also offer a wide-ranging benefits package, which includes:*** A generous pension contribution of up to 15%* An annual performance-related bonus* Share schemes including free shares* Benefits you can adapt to your lifestyle, such as discounted shopping* Up to 30 days holiday, with bank holidays on top* A range of wellbeing initiatives and generous parental leave policies. **At Lloyds Banking Group, we're driven by a clear purpose; to help Britain prosper. Across the Group, our colleagues are focused on making a difference to customers, businesses and communities. With us you'll have a key role to play in shaping the financial services of the future, whilst the scale and reach of our Group means you'll have many opportunities to learn, grow and develop.****We keep your data safe. So, we'll only ever ask you to provide confidential or sensitive information once you have formally been invited along to an interview or accepted a verbal offer to join us which is when we run our background checks. We'll always explain what we need and why, with any request coming from a trusted Lloyds Banking Group person.****We're focused on creating a values-led culture and are committed to building a workforce which reflects the diversity of the customers and communities we serve. Together we’re building a truly inclusive workplace where all of our colleagues have the opportunity to make a real difference.**With 320 years under our belt, we're used to change, and today is no different. Join us and help drive this change, shaping the future of finance whilst working at pace to deliver for our customers.Here, you'll do the best work of your career. Your impact will be amplified by our scale as you learn and develop, gaining skills for the future.
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