Senior Associate, Full-Stack Engineer

United States Digital Space LLC; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

BNY Mellon is seeking a Senior Specialist, Full-Stack Engineer to design and build secure, scalable backend services and contribute to modern web frontends from its London base. You will own end-to-end delivery across the product lifecycle in a highly collaborative, tech-driven environment.

The role emphasizes Java with Spring, microservices, CI/CD, and cloud deployments, with hands-on AI development using Windsurf and related tools. Excellent problem-solving and teamwork are required.

Qualifications

• Hands-on AI development using modern tools and IDEs (e.g., Windsurf).
• Solid understanding of programming concepts and microservices.
• Proficiency in Java with Spring.
• Experience with CI/CD, automated testing (JUnit/Spock), and containers (Docker).
• Familiarity with microservices, observability/telemetry (e.g., Splunk, AppDynamics), and cloud deployments.

Responsibilities

• Design, build, and maintain backend services, batches and APIs, contributing to UI components as needed.
• Own end-to-end delivery: implementation, testing, deployment, observability, and reliability.
• Write clean, well-tested code; participate in code reviews and continuous improvement.
• Collaborate with product, design, and operations to translate business needs into technical solutions.
• Enhance performance, security, and resiliency through best practices and automation (CI/CD).
• Foster a learning, inclusive team culture aligned with the company’s principles.

Skills

Java

Spring

CI/CD

Automated testing

Containers

Microservices

Observability/Telemetry

Cloud deployments

AI development

Angular

Tools

Docker

GitLab

IntelliJ

Windsurf

Splunk

AppDynamics

Job description

Senior Specialist, Full-Stack Engineer

At the company, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide.

Recognized as a top destination for innovators, the company is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance – and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary.

We’re seeking a future team member for the role of Senior Specialist, Full-Stack Engineer to build secure, scalable, and resilient systems. You’ll work primarily on the backend while contributing to modern web frontends, owning delivery across the product lifecycle and collaborating closely with product and design partners. This role is located in London.

In this role, you’ll make an impact in the following ways:

• Design, build, and maintain backend services, batches and APIs, contributing to UI components as needed.
• Own end-to-end delivery: implementation, testing, deployment, observability, and reliability.
• Write clean, well-tested code; participate in code reviews and continuous improvement.
• Collaborate with product, design, and operations to translate business needs into technical solutions.
• Enhance performance, security, and resiliency through best practices and automation (CI/CD).
• Foster a learning, inclusive team culture —aligned to the company’s principles and pillars.

To be successful in this role, we’re seeking the following:

• Hands-on AI development using modern tools and IDEs (e.g., Windsurf).
• Solid understanding of programming concepts and microservices
• Proficiency in Java with Spring.
• Experience with CI/CD, automated testing (JUnit/Spock), and containers (Docker).
• Familiarity with microservices, observability/telemetry (e.g., Splunk, AppDynamics), and cloud deployments.
• Curiosity to understand the business domain and translate product strategy into technical solutions.

How we work:

• Agile (Scrum/Kanban) tailored by teams for flow and outcomes; full product lifecycle ownership (build, test, deploy, monitor, iterate); growth mindset with continuous learning and knowledge sharing.
• Code: Java 17/21 (Spring, Maven), Groovy, JavaScript/TypeScript (Angular)
• Testing: JUnit, Spock
• Deployment: Private Cloud (VMs/containers)
• Tooling: GitLab (git and CI/CD), IntelliJ, Windsurf, Docker, Splunk, AppDynamics

At the company, our culture speaks for itself, check out the latest the company news at:

the company Newsroom

the company LinkedIn

Here’s a few of our recent awards:

• America’s Most Innovative Companies, Fortune, 2025
• World’s Most Admired Companies, Fortune 2025
• “Most Just Companies”, Just Capital and CNBC, 2025

Our Benefits and Rewards:

the company offers highly competitive compensation, benefits, and wellbeing programs rooted in a strong culture of excellence and our pay-for-performance philosophy. We provide access to flexible global resources and tools for your life’s journey. Focus on your health, foster your personal resilience, and reach your financial goals as a valued member of our team, along with generous paid leaves, including paid volunteer time, that can support you and your family through moments that matter.

the company is an Equal Employment Opportunity/Affirmative Action Employer - Underrepresented racial and ethnic groups/Females/Individuals with Disabilities/Protected Veterans.