Senior Software Engineer (AD Serving)

Segment (Twilio); Manchester; On-site; GBP 110,000 - 140,000; Full time

Job summary

Roku is seeking a Senior Software Engineer for the Advertising Platform to help build a scalable, real-time ad system. You will design, develop, and maintain high-performance services with a focus on latency and reliability.

You will own features, collaborate with product teams and other engineering groups, and promote best practices. A BS/MS in CS or equivalent and 10+ years in distributed systems are expected; Java or C++ and cloud experience are a plus.

Qualifications

• 10+ years of experience building large-scale, low-latency distributed systems.
• Proficiency in Java or C++.
• Strong understanding of algorithms, data structures, performance optimization, OOP, multi-threading, and real-time programming.
• Experience with distributed caching, SQL/NoSQL, and other databases is a plus.
• Experience with Big Data and cloud services such as AWS or GCP is a plus.
• BS or MS in Computer Science, Engineering, or equivalent.

Responsibilities

• Design, develop, and maintain large-scale, real-time applications.
• Own building features, collaborating with product teams and other engineering groups.
• Demonstrate excellent communication with technical and non-technical audiences.
• Advocate for best practices across developers, QA, and infrastructure/ops.
• Promote platform innovation and reuse.
• Deliver top-quality software in a timely fashion.

Skills

Java

C++

Algorithms

Data structures

Multi-threading

Real-time programming

Education

B.S. in Computer Science

M.S. in Computer Science

Tools

Distributed caching

SQL/NoSQL

AWS

GCP

Big Data

Job description

Overview

Roku is a fast-growing public company that connects consumers to content, publishers to audiences, and advertisers to opportunities. From day one, you’ll make a valuable contribution as part of a team that builds important systems at scale.

The Ad Engineering Team builds a highly scalable, real-time advertising platform that underpins Roku’s advertising business. We are hiring a Senior Software Engineer for the Advertising Platform to contribute to this mission.

What You’ll Be Doing

• Work with a skilled engineering team to design, develop, and maintain large-scale, highly performing, real-time applications.
• Own building features, collaborating directly with product teams and other engineering groups.
• Demonstrate excellent communication with technical and non-technical audiences.
• Advocate for best practices across developers, QA, and infrastructure/ops.
• Promote platform innovation and reuse.
• Deliver top-quality software in a timely fashion.

What We Expect You Have

• 10+ years of experience building large-scale and low-latency distributed systems.
• Proficiency in Java or C++.
• Strong understanding of algorithms, data structures, performance optimization, object-oriented programming, multi-threading, and real-time programming.
• Experience with distributed caching, SQL/NoSQL, and other databases is a plus.
• Experience with Big Data and cloud services such as AWS or GCP is a plus.
• Experience in the advertising domain is a plus.
• B.S. or M.S. degree in Computer Science, Engineering, or equivalent.
• Self-motivated with a high level of accountability and ownership.
• Critical thinking and practical decision-making abilities.
• Can-do, results-oriented mindset; collaborative and team-oriented.
• Interest in AI literacy and curiosity (Gen AI experience or curiosity is a plus).

Nice-to-Haves

• Experience with AI-related initiatives or Gen AI exploration.

Hybrid Working

Roku fosters an inclusive and collaborative environment where teams generally work in the office Monday through Thursday. Fridays are generally flexible for remote work, unless a role or location requires five days in the office.

Benefits

Roku offers a comprehensive benefits package to support employees and their families. Benefits typically include global access to mental health and financial wellness resources, and local benefits such as healthcare (medical, dental, vision), life, accident, disability, commuter, and retirement options (401(k)/pension). Benefits may vary by location and role.

Accommodations

Roku provides reasonable accommodations and adjustments in accordance with applicable law. If you require accommodations at any point in the hiring process, please contact [e-mail].

Culture

Roku values a fast-paced, collaborative environment focused on the company’s success. We seek independent thinkers with big ideas who act boldly, move fast, and accomplish through collaboration and trust. Since 2002, Roku has built a culture of pragmatic innovation and problem solving.

For more information about Roku, visit https://www.weareroku.com/factsheet.

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