Senior Software Engineer, Core Messaging

Applied Intuition Inc.; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading technology company in Greater London is looking for a Senior Software Engineer for the Core Messaging team. You will enhance messaging channels, drive product strategy, and collaborate with diverse teams. The ideal candidate has over 5 years of software engineering experience, strong communication skills, and a passion for optimizing performance. This role offers competitive compensation and fosters a supportive and inclusive work culture.

Benefits

Competitive compensation

Flexible paid time off

Professional development opportunities

Qualifications

• 5+ years of professional experience as a Software Engineer with a strong track record of success.
• Experience in owning and leading technology initiatives.
• Proficiency in analyzing and optimizing code performance.

Responsibilities

• Enhance performance and reliability of messaging channels.
• Take ownership of critical components of high-scale architecture.
• Develop a deep understanding of business to maximize work effectiveness.

Skills

Software Engineering

Collaboration

Performance Optimization

Communication

Job description

Senior Software Engineer, Core Messaging

At Braze, we have found our people. We’re a genuinely approachable, exceptionally kind, and intensely passionate crew.

We seek to ignite that passion by setting high standards, championing teamwork, and creating work‑life harmony as we collectively navigate rapid growth on a global scale while striving for greater equity and opportunity – inside and outside our organization.

To flourish here, you must be prepared to set a high bar for yourself and those around you. There is always a way to contribute: Acting with autonomy, having accountability and being open to new perspectives are essential to our continued success.

Our deep curiosity to learn and our eagerness to share diverse passions with others gives us balance and injects a one‑of‑a‑kind vibrancy into our culture.

If you are driven to solve exhilarating challenges and have a bias toward action in the face of change, you will be empowered to make a real impact here, with a sharp and passionate team at your back. If Braze sounds like a place where you can thrive, we can’t wait to meet you.

WHAT YOU'LL DO

The Core Messaging team focuses on enhancing the performance and reliability of Braze's most frequently used messaging channels. Our engineers are responsible for several high‑throughput, low‑latency distributed systems. We work closely with both internal and external teams to maintain Braze's industry leadership in cost‑effective scaling, competitive go‑to‑market timelines, and overall system uptime. We create innovative features that enable customers to effectively communicate their marketing goals around speed, accuracy and reliability and translate them into technical solutions.

As a Senior Software Engineer, you will take ownership of critical components of Braze's high‑scale architecture and lead team OKRs to ensure they stay on track. This involves finding the right balance of individual coding, guidance, mentoring, and delegation. Through collaboration with a skilled and remote‑friendly team, you will drive improvements to our product, technology, and team processes via innovative ideas and foundational architecture improvements. You will also develop a deep understanding of our business to maximize the effectiveness of your work.

WHO YOU ARE

• 5+ years of professional experience as a Software Engineer with a strong track record of success
• Comfortable owning and leading technology initiatives and driving the product strategy forward
• Leverages business and product understanding to write high impact and foundational code at a high velocity
• Contributes team value by providing input to architecture proposals, code reviews, and team goals
• Experience working in a collaborative team environment. Excellent communicator with your peers, teammates, stakeholders and managers
• Proficient in analyzing and optimizing code performance, database load, and caching strategies
• Familiar with distributed architecture paradigms such as async processing, job queues and eventual consistency

WHAT WE OFFER

Braze benefits vary by location, and we encourage you to review our specific benefits offerings for each country here. More details on benefits plans will be provided if you receive an offer of employment.

• Competitive compensation that may include equity
• Retirement and Employee Stock Purchase Plans
• Flexible paid time off
• Comprehensive benefit plans covering medical, dental, vision, life, and disability
• Family services that include fertility benefits and equal paid parental leave
• Professional development supported by formal career pathing, learning platforms, and a yearly learning stipend
• A curated in‑office employee experience, designed to foster community, team connections, and innovation
• Opportunities to give back to your community, including an annual company‑wide Volunteer Week and donation matching
• Employee Resource Groups that provide supportive communities within Braze
• Collaborative, transparent, and fun culture recognized as a Great Place to Work®

ABOUT BRAZE

Braze is the leading customer engagement platform that empowers brands to Be Absolutely Engaging™. Braze helps brands deliver great customer experiences that drive value both for consumers and for their businesses. Built on a foundation of composable intelligence, BrazeAI™ allows marketers to combine and activate AI agents, models, and features at every touchpoint throughout the Braze Customer Engagement Platform for smarter, faster, and more meaningful customer engagement. From cross‑channel messaging and journey orchestration to AI‑powered decisioning and optimization, Braze enables companies to turn action into interaction through autonomous, 1:1 personalized experiences.

The company has repeatedly been recognized as a Leader in marketing technology by industry analysts, and was voted a G2 “Best of Marketing and Digital Advertising Software Product” in 2025.

Braze was also named a 2025 Best Companies To Work For by U.S. News & World Report, a 2025 America’s Greatest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology™ by Great Place to Work®, among other accolades. Braze is also proudly certified as a Great Place to Work® in the U.S., the UK, Australia, and Singapore.

The company is headquartered in New York with offices in Austin, Berlin, Bucharest, Chicago, Dubai, Jakarta, London, Paris, San Francisco, São Paulo, Singapore, Seoul, Sydney and Tokyo.

BRAZE IS AN EQUAL OPPORTUNITY EMPLOYER

At Braze, we strive to create equitable growth and opportunities inside and outside the organization.

Building meaningful connections is at the heart of everything we do, and that includes our recruiting practices. We're committed to offering all candidates a fair, accessible, and inclusive experience – regardless of age, color, disability, gender identity, marital status, maternity, national origin, pregnancy, race, religion, sex, sexual orientation, or status as a protected veteran. When applying and interviewing with Braze, we want you to feel comfortable showcasing what makes you you.

We know that sometimes different circumstances can lead talented people to hesitate to apply for a role unless they meet 100% of the criteria. If this sounds familiar, we encourage you to apply, as we’d love to meet you.

Please see our Candidate Privacy Policy for more information on how Braze processes your personal information during the recruitment process and, if applicable based on your location, how you can exercise any privacy rights.

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