Why this role matters

SDET (Software Development Engineers in Test) engineers perform and participate in application development and testing. We ensure continuous quality and testability of code throughout the software development lifecycle. We build quality within the software development process through automated testing suites, providing comprehensive support from code development to functionality. We live on the leading edge of system and component design, developing solutions that serve millions of users and businesses all over the world. 

The SDET Manager brings this to life by contributing to technology development and decision-making and guiding the work of SDET engineers and teams. This person will be coming in at a time of growth, not only within ‘a’ single team, but across Vonage API - therefore this person will need to be prepared and experienced to scale processes & teams.

What you'll do:

• Lead, mentor, and scale a high-performing team of SDETs to successfully deliver on ambitious product roadmaps on our Messaging API team
• Drive the development and execution of robust testing strategies for current and future product releases, ensuring comprehensive coverage of both functional and non-functional requirements.
• Treats AI assisted engineering as a core part of modern software practice, leveraging AI tools to enhance design, coding, testing, troubleshooting, and documentation, while guiding the team in adopting effective patterns and evolving best practices for AI enabled ways of working
• Collaborate closely with product and engineering teams to design, develop, and optimize advanced test automation frameworks and maintain scalable, reliable data sets.
• Establish, track, and analyze quality and effectiveness metrics to inform decision-making, support continuous improvement, and ensure the highest standards of software quality.
• Proactively diagnose technical issues, report defects, and propose implementable solutions to prevent recurrence and improve product stability.
• Contribute to and influence the development of long-term technical solutions and quality strategies for the wider engineering department.
• Foster a culture of quality by developing and promoting processes that educate and empower engineers at all levels to write higher quality, testable software.
• Assess, optimize, and elevate current testing procedures and processes for efficiency, scalability, and alignment with business needs.
• Define and communicate clear team success metrics, ensuring ongoing alignment with the engineering organization’s strategic vision.
• Work collaboratively with engineering teams and stakeholders to ensure testing requirements, features, and protocols are well understood, supported, and implemented.
• Partner with product and business managers to translate software requirements and technical architectures into actionable, measurable, and testable criteria.
• Drive the implementation of non-functional testing strategies—including scalability, redundancy, chaos engineering, and automation—in cloud and hybrid/cloud-native environments.

What you'll bring:

• Engineering leadership skills - experience leading a team of 10+ Engineers at least
• Advanced knowledge of Python programming language
• Comprehensive experience in developing and running a continuous integration and continuous deployment pipelines.
• Advanced knowledge of data structures, algorithms and distributed systems.
• Hands on experience with Docker or Kubernetes
• Outstanding interpersonal and communication skills.
• Bachelor’s Degree in Computer Science or related discipline, Masters would be advantageous
• Advanced understanding of and experience with writing, testing, debugging and perfecting code.
• Ability to:
• Navigate ambiguity.
• Present complex technical information in a clear and concise manner to a wide variety of audiences.
• Identify risks and threats in current and emerging technologies, procedures, features and operations.
• Manage multiple priorities with accuracy and efficiency while meeting deadlines.

Experience we consider a plus:

• Java, Springboot, Kotlin code experience
• WebRTC / Communication testing experience.
• Experience with CI/CD tools (Jenkins, GitHub Actions), Kafka, and Data Science frameworks.
• Experience with relational and NoSQL databases, and testing multi-tiered architectures.
• Familiarity with VoIP and Messaging protocols, real-time communication systems, and scalability testing.
• Identify and leverage opportunities to incorporate artificial intelligence and machine learning solutions to enhance testing effectiveness, automation, and product quality.

How you’ll benefit:

• Private Medical Insurance
• Group Pension Plan
• Life Insurance and Group Personal Accident
• Ericsson Care Line
• Unlimited Discretionary Time Off (DTO)
• Volunteer Time (VTO)

#LI-JB1

Why this role matters

SDET (Software Development Engineers in Test) engineers perform and participate in application development and testing. We ensure continuous quality and testability of code throughout the software development lifecycle. We build quality within the software development process through automated testing suites, providing comprehensive support from code development to functionality. We live on the leading edge of system and component design, developing solutions that serve millions of users and businesses all over the world. 

The SDET Manager brings this to life by contributing to technology development and decision-making and guiding the work of SDET engineers and teams. This person will be coming in at a time of growth, not only within ‘a’ single team, but across Vonage API - therefore this person will need to be prepared and experienced to scale processes & teams.

What you'll do:

• Lead, mentor, and scale a high-performing team of SDETs to successfully deliver on ambitious product roadmaps on our Messaging API team
• Drive the development and execution of robust testing strategies for current and future product releases, ensuring comprehensive coverage of both functional and non-functional requirements.
• Treats AI assisted engineering as a core part of modern software practice, leveraging AI tools to enhance design, coding, testing, troubleshooting, and documentation, while guiding the team in adopting effective patterns and evolving best practices for AI enabled ways of working
• Collaborate closely with product and engineering teams to design, develop, and optimize advanced test automation frameworks and maintain scalable, reliable data sets.
• Establish, track, and analyze quality and effectiveness metrics to inform decision-making, support continuous improvement, and ensure the highest standards of software quality.
• Proactively diagnose technical issues, report defects, and propose implementable solutions to prevent recurrence and improve product stability.
• Contribute to and influence the development of long-term technical solutions and quality strategies for the wider engineering department.
• Foster a culture of quality by developing and promoting processes that educate and empower engineers at all levels to write higher quality, testable software.
• Assess, optimize, and elevate current testing procedures and processes for efficiency, scalability, and alignment with business needs.
• Define and communicate clear team success metrics, ensuring ongoing alignment with the engineering organization’s strategic vision.
• Work collaboratively with engineering teams and stakeholders to ensure testing requirements, features, and protocols are well understood, supported, and implemented.
• Partner with product and business managers to translate software requirements and technical architectures into actionable, measurable, and testable criteria.
• Drive the implementation of non-functional testing strategies—including scalability, redundancy, chaos engineering, and automation—in cloud and hybrid/cloud-native environments.

What you'll bring:

• Engineering leadership skills - experience leading a team of 10+ Engineers at least
• Advanced knowledge of Python programming language
• Comprehensive experience in developing and running a continuous integration and continuous deployment pipelines.
• Advanced knowledge of data structures, algorithms and distributed systems.
• Hands on experience with Docker or Kubernetes
• Outstanding interpersonal and communication skills.
• Bachelor’s Degree in Computer Science or related discipline, Masters would be advantageous
• Advanced understanding of and experience with writing, testing, debugging and perfecting code.
• Ability to:
• Navigate ambiguity.
• Present complex technical information in a clear and concise manner to a wide variety of audiences.
• Identify risks and threats in current and emerging technologies, procedures, features and operations.
• Manage multiple priorities with accuracy and efficiency while meeting deadlines.

Experience we consider a plus:

• Java, Springboot, Kotlin code experience
• WebRTC / Communication testing experience.
• Experience with CI/CD tools (Jenkins, GitHub Actions), Kafka, and Data Science frameworks.
• Experience with relational and NoSQL databases, and testing multi-tiered architectures.
• Familiarity with VoIP and Messaging protocols, real-time communication systems, and scalability testing.
• Identify and leverage opportunities to incorporate artificial intelligence and machine learning solutions to enhance testing effectiveness, automation, and product quality.

How you’ll benefit:

• Private Medical Insurance
• Group Pension Plan
• Life Insurance and Group Personal Accident
• Ericsson Care Line
• Unlimited Discretionary Time Off (DTO)
• Volunteer Time (VTO)

#LI-JB1

Why this role matters:

We are looking for a Software Engineer to join our hybrid Java/Go development team. You will take a pivotal role in the development of a Go microservice that is critical to our Fraud Prevention Platform - responsible for handling and delivering fraud alerts to our customers in real time. This is a high-impact role at the heart of our fraud detection capabilities, where your work will directly protect Vonage customers at scale. 

We are a team that embraces the future: we have a strong and growing adoption of AI across our engineering workflows, and we actively leverage AI agents in our day-to-day work - from accelerating development cycles to enhancing fraud detection intelligence. If you are excited about working in an environment where AI is not a buzzword but a real part of how we build and operate, you will feel right at home.

Your key responsibilities:

• Play a pivotal role in developing Go microservices for our fraud alert delivery pipeline.
• Build high-throughput, low-latency applications to meet fraud detection use cases.
• Create scalable microservice that will help support our impressive growth
• Write efficient and scalable code in well-tested systems
• Collaborate with cross-functional teams to ensure seamless integration and functionality.
• Propose scalable, maintainable and cost-effective solutions
• Estimate the effort required to develop and implement new features
• Develop and execute effective testing strategies to ensure software quality and reliability
• Embed AI assisted engineering into daily practice to accelerate delivery and enhance outcomes
• Proactively adopt emerging AI capabilities to improve workflows and shares best practices with the team
  

What you'll bring

Required:

• Excellent software engineering skills in Go for backend services
• A strong focus on testing, with a customer-first mindset
• Experience with high throughput event-driven architectures, web services, and caching
• Willingness to learn and adapt to new technologies and programming languages
• AWS (RDS, EKS, S3, IAM, SQS, Lambda)
• Kafka, MySQL/PostgreSQL

Experience we consider a plus:

• Java
• Monitoring and observability experience
• Redis
• Practical experience in deploying code in a modern programming environment using tools such as Docker and Kubernetes

How you’ll benefit:

• Medical Insurance
• Glasses Reimbursement
• Life Insurance  - Allianz Family
• Kafeteria - My Benefit
• Ericsson Care Line
• Discretionary Time Off (DTO)
• Volunteer Time (VTO)
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-YB1

Why this role matters:

We are looking for Software Engineers to work in the Call Center as a Service (CCaaS) Technology Team where you will be working on a global, multi-tenant, real-time service, with thousands of concurrent users. Your focus will be on developing the platform that directly enables and supports contact centre agents.

Your key responsibilities:

• Contribute to product improvement beyond code implementation by actively caring about the product and its users
• Create a performant, secure, scalable service that our customers will rave about
• Continuously improve and automate the monitoring and deployment of our cloud service

What you'll bring

Required:

• Bachelor’s degree in Computer Science, Electrical Engineering or related field/ or relevant experience
• Excellent communication skills, including writing, speaking and listening to effectively communicate with technical and non technical people
• 2+ years of relevant experience building Front End Applications
• Experience with TypeScript/JavaScript frameworks including Vue.js / React
• Knowledge about state management, e.g. experience with Pinia for centralized state
• Ability to build real-time applications; understanding of Web Sockets and REST API

Experience we consider a plus:

• 2+ years of relevant experience in full-stack development
• Knowledge of distributed system including messaging mechanism (Kafka / SNS)
• Experience with setting up and leveraging platform analytics, logging, and monitoring tools (e.g., Grafana, New Relic) to proactively identify and resolve production issues in real-time services.
• Ability to responsibly utilise AI tools to enhance development productivity and quality

How you’ll benefit:

• Local benefits
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-KS1

Vonage Applications:

Our Applications business unit focuses on delivering a suite of advanced communication tools designed to enhance customer engagement. From cloud contact centers to feature-rich unified communications solutions, our Applications team is dedicated to providing businesses with the tools they need to streamline operations and improve customer experiences.

Why this role matters:

Join Vonage's Applications Architecture team and help shape how we handle data across our unified communications platform. You'll work with hundreds of engineers across product lines, setting the direction for data platforms that serve millions of users worldwide.

As a trusted advisor and facilitator, you'll guide engineering teams and product managers on data architecture decisions - helping us build scalable, multi-tenant data products while maintaining speed and quality. This is about strategic influence, not hands-on coding.

Your key responsibilities:

• Design and guide the software and data architecture for customer-facing data products across multiple systems in a multi-tenant environment
• Set architecture vision for analytics data platform and identify emerging technology trends
• Work directly with engineering teams and product managers to scope features and solve complex data challenges
• Engage and be an active member of the wide Apps architecture team
• Facilitate technical discussions and help teams make better architectural decisions across domains
• Establish and evangelize best practices, guidelines, and standards for data management
• Identifying and sponsoring technical improvements  
• Champion the team's vision while empowering teams to own their implementation

What you'll bring

Your background:

• 10+ years of building Software and Data-heavy systems - you've seen what works (and what doesn't)
• Experience designing features that utilize AI/ ML
• You've built data products that actually scale
• Understanding of cloud infrastructure (we love AWS, but a great cloud experience translates)
• Fluent in one of the languages, like Python, .NET, JavaScript—you speak a developer language

Who you are:

• A natural communicator who influences without needing a title
• Self-directed - you see what needs doing and make it happen
• A pragmatic thinker who cuts through complexity to find elegant solutions
• Curious and energized by learning new technologies and approaches
• Comfortable with ambiguity and change (we're growing fast!)
• Someone who connects the dots between technical choices and business impact

What would make you stand out:

• You've been an architect or technical lead before and loved it
• You've worked with modern data tools: Kafka, Snowflake, Spark, Looker
• You know the telecom, SaaS, or unified comms space
• You've thrived in Agile/SAFe environments
• You've mentored engineers and watched them grow
• You have a bias for improvement - leaving things better than you found them is just how you work

How you’ll benefit:

• Discretionary Time Off
• Private Medical Healthcare
• Pension scheme
• Ericsson support line
• Hybrid work
• Additional benefits and perks will be shared and discussed with you by the recruiter during the interview process

#LI-KF1

QA Engineer – ReadyAPI 

• Build and shape development practices on a tangible industry, a leading API development product.
• Play a critical role in technical implementation, customer usage models, and the development of test plans and test suites.
• Tech stack: JavaScript, HTTP, REST, Websockets, GraphQL, SOAP, gRPC, Apache Kafka, Git, Docker

Product intro 

ReadyAPI allows teams to create, manage, and execute automated functional, security, and performance tests in one centralized interface. 

With ReadyAPI development teams around the world (e.g. NASA, FedEx, ...) can test API types like REST, SOAP, Apache Kafka, MQTT.  Record live API traffic, or virtualizing web services to remove pipeline dependencies. Finally integrates with GIT, JIRA, Slack, Jenkins and many more development tools. 

Go to our product page if you want to know more about ReadyAPI 

You can even have a free trial to check it out 😊  

About the role 

As a QA Engineer you will work with acceptance testing, regression testing, test automation and overall providing the highest quality experience to users. 

• Identify business requirements and work closely with the product owner, developers to find solutions, providing feedback and ensuring they are fit for purpose 
• Write acceptance criteria for requirements 
• Perform manual testing (exploratory and non-functional) and log results 
• Review results of automated tests and log defects 
• Performance, stress test 
• Identify, maintain and drive bespoke test automation solutions 
• Monitor and measure test coverage to improve test scenarios 
• Provide feedback/input on the techniques, solutions and tools used throughout projects 

We are looking for you if you have:  

• Experience with JavaScript for test automation, tools and frameworks such as SoapUI, ReadyAPI or other API testing tools, Cypress 
• BDD approach to software development
• Experience in test automation within an Agile environment 
• A risk-based approach to testing 
• Non-functional aspects of web application testing, such as UI, Accessibility, Security and Performance
• Experience in following would be a big plus: MQTT, JIRA, OAuth2, JMS, Jenkins, AWS 

Why you should join the SmartBear crew: 

• You can grow your career at every level. 
• We invest in your success as well as the spaces where our teams come together to work, collaborate, and have fun.
• We love celebrating our SmartBears; we even encourage our crew to take their birthdays off.
• We are guided by a People and Culture organization - an important distinction for us. We think about our team holistically – the whole person. 
• We celebrate our differences in experiences, viewpoints, and identities because we know it leads to better outcomes. 

Did you know? 

• Our main goal at SmartBear is to make our technology-driven world a better place. 
• SmartBear is committed to ethical corporate practices and social responsibility, promoting good in all the communities we serve. 
• SmartBear is headquartered in Somerville, MA with offices across the world including Galway Ireland, Bath, UK, Wroclaw, Poland and Bangalore, India. 
• We’ve won major industry (product and company) awards including B2B Innovators Award, Content Marketing Association, IntellyX Digital Innovator and BuiltIn Best Places to Work.

SmartBear is committed to creating an inclusive workplace for employees where all individuals are treated with respect and dignity. We are an equal opportunity employer and make employment decisions based on merit, qualifications, and business needs. We do not discriminate on the basis of race, color, religion, sex, national origin, age, gender, disability, veteran status, sexual orientation, or any other protected status under applicable laws. We are dedicated to fostering a workplace that reflects a diversity of thought and experience as well as our values of being smart, open, driven, accountable, and curious.