Senior Java Developer

SKY; United Kingdom; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading media and telecommunications company in the United Kingdom seeks a Backend Developer with extensive Java and Spring experience. You will be part of an agile team focusing on backend web applications and microservices deployed using Docker and Kubernetes. Responsibilities include maintaining performance, security, and efficiency of applications, while mentoring colleagues and engaging with stakeholders. Join a collaborative culture with innovative technologies at the forefront of streaming services.

Benefits

Sky Q for the TV you love

Generous pension package

Private healthcare

Discounted mobile and broadband

Qualifications

• Strong background in developing and maintaining backend applications using Java 21+ and Spring Boot 3+.
• Experience with Docker and Kubernetes for managing application deployments.
• Knowledge of PostgreSQL and Kafka in a commercial setting.

Responsibilities

• Develop backend web applications with a focus on performance and security.
• Contribute to CI/CD practices and tools.
• Support and maintain the Kubernetes infrastructure.

Skills

Java

Spring Boot

Docker

Kubernetes

PostgreSQL

Kafka

CI/CD

REST APIs

Unix/Linux

Mentoring

Education

Degree in Computer Science or related field

Tools

Jenkins

GitHub Actions

Job description

Job Description

We believe in better. And we make it happen.

Better content. Better products. And better careers.

Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innovate.

We turn big ideas into the products, content and services millions of people love.

And we do it all right here at Sky.

What you'll do

You will be joining a multi-functional agile team consisting of frontend and backend developers, QA and technical analysts. Our tech stack consists of:

• Java/Spring microservices hosted on Kubernetes and Docker.
• React and Typescript based frontend components.
• PostgreSQL for most persistent storage.
• Kafka, SNS/SQS for asynchronous messaging.
• Prometheus, Grafana, DataDog and OpenTelemetry for observability.

Day to day you will be expected to:

• Develop backend web applications using Java 21+ and Spring Boot 3+.
• Write unit, functional and non-functional test code for robustness including edge cases, usability and general reliability.
• Support and use CI/CD best practice.
• Contribute to the team’s technical direction, tools and processes.
• Ensure applications are highly performant, resilient and secure, well maintained and monitored in production.
• Assist in the maintenance and support of the Kubernetes infrastructure, PostgreSQL and Kafka clusters.
• Strive for continuous improvement – be able to improve existing practices and techniques from within the team with enthusiasm.
• Mentoring and supporting colleagues, contributing to a collaborative team environment.
• Engaging with stakeholders and communicating technical solutions to both technical and non-technical audiences.
• As part of your role we expect you to be part of our on-call support rota. In line with many leading companies, we believe in the ethos that our technology teams support their own products.

What you’ll bring

• A strong background in developing and maintaining backend applications using Java 21+ and Spring Boot 3+ (including recent commercial experience).
• Strong experience using Docker and Kubernetes 1.32+ to manage application deployments. Including responsibility for deploying and maintaining a full path to production pipeline with multiple test phases.
• Strong experience using PostgreSQL (ideally AWS Aurora/RDS) and Kafka in a commercial setting.
• Experience developing Content Management and Content Distribution Networks.
• Demonstrated history in all levels of backend testing (unit, functional, non-functional, integration, contract) including using TDD across all levels of the testing pyramid.
• Strong experience in CI tooling (Jenkins/GitHub Actions). Having worked in a team using established CI/CD practices.
• Understanding of and recent experience using Unix/Linux and scripting languages.
• A proven track record following development best practices including code quality, application architecture & design principles with the conviction to make your voice heard when pushing for technical excellence.
• Demonstrated recent history of supporting applications out of hours and during high profile events as part of a support rota, including debugging applications using logging, metrics and tracing.
• Good knowledge of designing, developing and maintaining REST APIs and the associated services.
• Good analytical skills & attention to detail, applicable across software design, requirement development & PR reviews.
• Standout colleague attitude and experience mentoring other developers of all levels.
• Excellent communication skills both within own team & wider department and with both technical & non-technical stakeholders, including experience interfacing with stakeholders to help drive solutions across both the team and wider department.
• Fast learner, and adaptable to change.

Team overview

Global Streaming Technology (GST) serves tens of millions of customers around the world through multiple international streaming services: Peacock across the US; NOW, WOW and SkyShowtime covering nearly 30 markets in Europe; and Showmax for over 40 countries in Africa. The Global Streaming Technology organization brings together engineering and operational talent across the US, UK, Portugal, Czech Republic and India.

Our Global Streaming Platform enables leading entertainment brands to stream internationally and engage large, diverse audiences with premium content—on any device, anywhere, anytime. Working with and trusted by the world’s most prestigious content makers and rights holders—such as the NFL, NBA, English Premier League, Olympics and major Hollywood studios including Universal—we ensure that our Global Streaming Platform delivers the highest standards of performance, reliability, security and innovation.

Working in GST means joining a truly global team at the forefront of streaming technology. Here, you will collaborate with talented colleagues across multiple countries and disciplines, work with cutting‑edge technologies that reach tens of millions of viewers worldwide, and be part of a dynamic, inclusive culture that values your ideas and supports your professional growth.

The rewards

There's one thing people can't stop talking about when it comes #LifeAtSky: the perks. Here’s a taster:

• Sky Q, for the TV you love all in one place
• The magic of Sky Glass at an exclusive rate
• A generous pension package
• Private healthcare
• Discounted mobile and broadband
• A wide range of Sky VIP rewards and experiences

Inclusion & how you’ll work

We are a Disability Confident Employer, and welcome and encourage applications from all candidates. We will look to ensure a fair and consistent experience for all, and will make reasonable adjustments to support you where appropriate. Please flag any adjustments you need to your recruiter as early as you can.

We’ve embraced hybrid working and split our time between unique office spaces and the convenience of working from home. You’ll find out more about what hybrid working looks like for your role later on in the recruitment process.

Your office space

Our Osterley Campus is a 10‑minute walk from Syon Lane train station. Or you can hop on one of our free shuttle buses that run to and from Osterley, Gunnersbury, Ealing Broadway and South Ealing tube stations. There are also plenty of bike shelters and showers.

On campus, you’ll find 13 subsidised restaurants, cafes, and a Waitrose. You can keep in shape at our subsidised gym, catch the latest shows and movies at our cinema, get your car washed, and even get pampered at our beauty salon.

We’d love to hear from you

Inventive, forward-thinking minds come together to work in Tech, Product and Data at Sky. It’s a place where you can explore what if, how far, and what next.

But better doesn’t stop at what we do, it’s how we do it, too. We embrace each other’s differences. We support our community and contribute to a sustainable future for our business and the planet.

If you believe in better, we’ll back you all the way.

Just so you know: if your application is successful, we’ll ask you to complete a criminal record check. And depending on the role you have applied for and the nature of any convictions you may have, we might have to withdraw the offer.