Senior Associate, Full-Stack Engineer

Hackajob Ltd; City of Westminster; On-site; GBP 60,000 - 100,000; Full time

Job summary

Hackajob Ltd in London is seeking a Senior Specialist, Full-Stack Engineer to deliver backend services and UI components across the full product lifecycle. You will own end-to-end delivery, implementing and testing using Java and modern frameworks while collaborating with cross-functional teams.

The role emphasizes strong automation, observability, security, and continuous improvement within an agile environment, with opportunities to shape platform direction on a global scale.

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, including implementation, testing, deployment, observability, and reliability.
• Write clean, well-tested code and 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 our principles and pillars.

Skills

Java

Spring

CI/CD

Docker

Testing

Tools

GitLab

Groovy

JUnit

IntelliJ

Maven

Git

Job description

Salary: £100,000 - 100,000 per year

Requirements

• 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.

Responsibilities

• Design, build, and maintain backend services, batches and APIs, contributing to UI components as needed.
• Own end-to-end delivery, including implementation, testing, deployment, observability, and reliability.
• Write clean, well-tested code and 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 our principles and pillars.

Technologies

• AI
• Angular
• Backend
• CI/CD
• Cloud
• Docker
• GitLab
• Groovy
• IntelliJ
• JUnit
• Java
• JavaScript
• Kanban
• Maven
• Security
• Splunk
• Spring
• TypeScript
• Web
• Windsurf
• microservices
• UX UI Design
• Flow
• Git
• Support
• Fullstack

More

We are BNY, a leading global financial services company at the heart of the global financial system, influencing nearly 20% of the worlds investible assets. We build secure, scalable, and resilient systems, with a strong focus on innovation, AI, and advanced technology. This Senior Specialist, Full-Stack Engineer role is based in London and works primarily on the backend while contributing to modern web frontends across the full product lifecycle. We offer highly competitive compensation, benefits, and wellbeing programs, flexible global resources and tools, generous paid leave including paid volunteer time, and a culture focused on excellence, growth, and collaboration. আমাদের teams work in Agile Scrum/Kanban environments with full ownership from build to monitor and iterate, using technologies such as Java 17/21, Spring, Maven, Groovy, JavaScript/TypeScript, Angular, GitLab, IntelliJ, Windsurf, Docker, Splunk, and AppDynamics.

last updated 38 week of 2026