Senior Software Engineer (Java/Backend) - UK
We are looking for brilliant, creative, curious, and experienced Java backend software engineers to join our applications team. This team delivers internal and customer-facing applications to manage complex ad campaigns and to provide deep reporting, analytics, and data visualisation capabilities sourced from big data and machine learning technologies. They also help with a range of other offline and online projects, from our proprietary algorithms and systems for location data processing to integrations with third-party technologies to bring in additional data and decision capabilities. As a tech-first product company, this team works on things that are visible and matter to customers and the business!
Software engineers at Blis are more than just programmers - they’re builders, designers, and problem solvers at heart, with a passion to make things better. You will help innovate and design new features and products, work with the team to build them, and support and grow them after they’re live. We discuss ‘why’ as much as ‘what’ and ‘how’ in our planning meetings because we want you to see and help shape our future.
The Role:
* Innovate, implement, support, and iterate on our backend application systems, infrastructure, and code.
* Write and improve robust and highly maintainable Java code.
* Ensure our designs and systems are highly available, resilient, and secure.
* Support and mentor other members of the team.
* Commitment to Blis' Inclusion initiatives & 5 step sustainability plan.
Required Knowledge:
* Java and the Spring Framework.
* RESTful API and web-serving concepts.
* Relational and non-relational database concepts.
* Data structures and algorithms at scale.
* Server-side Linux use and administration.
* Cloud infrastructure concepts and utilisation.
* Engineering design principles and when to go fast and when to go slow.
Desired Knowledge:
* DevOps topics including CI/CD, Jenkins, Docker, Kubernetes, Prometheus & Grafana.
* Machine learning algorithms and how to implement them.
* Prior work within adtech or martech.
Expected Background:
* 5+ years experience building and architecting complex, customer-centric web and offline applications.
* Degree in Computer Science, Software Engineering, or similar.
About Us:
Blis is the leading privacy-first, location-powered programmatic advertising partner. We deliver accurate targeting at scale without reliance on personal data, helping the world’s largest brands and media agencies drive key business outcomes through personalised and high-performing digital advertising.
Established in the UK in 2004, Blis now operates in more than 40 offices across five continents. Working with the world’s largest and most customer-driven companies across all verticals, Blis reaches over a billion mobile devices a year.
Our Values:
* Brave: We're leaders not followers. An innovation and growth mindset helps us solve everyday challenges and achieve breakthroughs.
* Love Our Clients: We're client obsessed. We do what we say and build trusted relationships with our partners for the long term.
* Inclusive: We're one team. We are empathetic and embrace diversity. Everyone has a voice and can bring their authentic self to work.
* Solutions Driven: We're action-oriented. Speed matters in business, so we're solution-driven and action-oriented.
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