Senior Software Engineer in Test - IOE: Cardano

TN United Kingdom; United Kingdom; On-site; GBP 60,000 - 100,000; Full time

Job summary

Join a forward-thinking technology company at the forefront of blockchain innovation as a Senior Software Engineer in Test. In this pivotal role, you will enhance software quality through robust testing frameworks and lead a team dedicated to excellence in engineering practices. Your expertise in test automation and agile methodologies will be crucial in driving improvements and mentoring junior engineers. This is an exciting opportunity to work on groundbreaking projects in a collaborative environment that values creativity and continuous learning. If you are passionate about technology and eager to make an impact, this role is for you.

Benefits

New starter package for hardware essentials

Competitive PTO

Qualifications

• 7+ years in Test Engineering, with senior leadership experience.
• Expertise in setting up test automation frameworks from scratch.
• Strong focus on quality, detail-oriented with problem-solving skills.

Responsibilities

• Lead test strategy, develop automated testing frameworks.
• Mentor junior engineers and promote test automation culture.
• Collaborate with teams to define testing objectives and improve processes.

Skills

Test Engineering

Test Automation

Agile Methodologies

Python Programming

Performance Testing

Security Testing

Root Cause Analysis

Problem Solving

Education

Bachelor's in Computer Science

Master's in Engineering or related field

Tools

CI/CD Tools

Linux

Git

Job description

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Senior Software Engineer in Test - IOE: Cardano, gb

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Client:

IO Global

Location:

gb, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

efda5de3975a

Job Views:

4

Posted:

02.05.2025

Expiry Date:

16.06.2025

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Job Description:

Who are we?

IOG, is a technology company focused on blockchain research and development. We are renowned for our scientific approach to blockchain development, emphasizing peer-reviewed research and formal methods to ensure security, scalability, and sustainability.

Our projects include the Cardano blockchain, as well as other products in the areas of decentralized finance (DeFi), governance, and identity management, aiming to advance the capabilities and adoption of blockchain and Web3 technology globally.

We invest in the unknown, applying our curiosity and desire for positive change to everything we do. By fueling creativity, innovation, and progress within our teams, our products and services are designed for people to be fearless, to be changemakers.

What the role involves:

As a Senior Software Engineer in Test at IOE, you are responsible for improving how IOE builds, maintains, and tests software while actively contributing to product development. You lead efforts to ensure the quality of engineering practices within your team, working across teams to identify and implement improvements. This includes sharing code, simplifying complex processes, and championing best testing practices.

In this position, you are responsible for writing testable, production-ready code, and influencing the overall quality and architecture of the software.

As a senior member of the team, you will mentor and grow other engineers, promote test automation, and lead in improving the overall testing culture across IOG.

• Lead test strategy and planning: Develop and maintain robust automated testing frameworks to ensure high-quality software releases.
• Test execution: Design and execute comprehensive test plans, including unit, integration, and end-to-end tests, as well as performance and security testing.
• Cross-team collaboration: Work with product management, development, and operations teams to define testing objectives and improve quality processes across the organization.
• Mentorship: Actively mentor and guide junior test engineers, promoting a culture of continuous learning and technical excellence.
• Test automation: Build and improve test automation tools and infrastructure, ensuring seamless integration into CI/CD pipelines.
• Root cause analysis: Lead troubleshooting and debugging efforts, driving toward quick resolution of identified defects and ensuring that quality standards are met.
• Understands the business model and how it aligns with the current product focus. Provides feedback to the product team on technical design and testing strategies, and seeks opportunities to simplify and improve the product.
• Process improvements: Proactively suggest and implement improvements to testing processes, methodologies, and tools.
• Actively engages in PI Planning, and agile ceremonies, contributing to the refinement of product and test planning at the squad level.
• Deployment support: Oversee testing during production deployments and perform post-deployment validation testing.
• Stakeholder communication: Act as a key point of contact for test-related discussions with internal and external stakeholders.

Requirements

Who you are:

• Higher degree in Computer Science, Engineering, Mathematics, Logic, Physics, or a related field (Bachelor’s or above).
• 7+ years of experience in Test Engineering, with at least 2 years in a senior or leadership role.
• Expertise in test automation and in setting up new frameworks from scratch.
• Performance and security testing experience is highly desirable.
• Experience in distributed systems and networks is a plus.
• Proven experience in Agile environments (Scrum, Kanban) and software engineering best practices.
• Familiar with testing methodologies (ISTQB or ISEB certification preferred).
• Expertise in automation libraries and tools for various types of tests (unit, property, integration, end-to-end, performance, stress, fault tolerance).
• Familiarity in Python programming language
• Experience with Linux, Git and preferably nix
• Hands-on experience with continuous integration (CI) and continuous deployment (CD) tools and practices.
• Familiarity with blockchain development and Haskell experience would be highly desirable.
• Able to independently lead testing initiatives, set strategic goals, and guide junior team members.
• Highly detail-oriented with a strong focus on quality and precision.
• Consistently seeks to learn and apply new technologies, staying updated with advancements in testing tools and practices.
• Strong problem-solving skills, able to break down complex issues and identify root causes efficiently.
• Strong verbal and written communication skills, able to articulate technical information clearly to various stakeholders.
• Capable of working independently with minimal supervision, driving projects from conception to completion.

Are you an IOGer?

Do you find yourself questioning the status quo? Do you tinker with ideas and long to turn those ideas into solutions? Are you able to spark thoughtful debates, bringing out the inquisitiveness in others? Does the promise of continuously growing excite you? Then get ready to reimagine everything you thought wasn’t possible because that’s what it means to be an IOGer - we don’t set limits, we break them.

• New starter package to buy hardware essentials (headphones, monitor, etc)
• Competitive PTO

At IOG, we value diversity and always treat all employees and job applicants based on merit, qualifications, competence, and talent. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.