Junior Software Engineer

Reposted 2 Days Ago
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Southampton, Hampshire, England
In-Office
Junior
Artificial Intelligence • Information Technology • Software • Consulting • Cybersecurity • Automation
Grateful for the past, committed to the future. Changing the way the 🌎 uses technology for over 25 years.
The Role
The role involves using engineering skills to develop software solutions in a collaborative environment, focusing on C, C++, and Python coding.
Summary Generated by Built In

🚀 Join Our Mission: Junior Software Engineer Wanted!

At Critical Software, our people are our superpower. We’re a community of curious minds and tech wizards, pushing the boundaries of what’s possible. More than just a workplace, we’re a tight-knit team with a shared mission—using technology to make the world safer, smarter, and better.

We work with industry giants in Aerospace, Rail, Medical, Energy, Finance, and more, tackling real-world challenges with cutting-edge solutions. Now, we’re on the lookout for our next Junior Software Engineer—could it be you?

What You Bring to the Team:

✅ A background in Engineering, STEM fields, or equivalent experience
✅ Some hands-on coding experience (even if it’s from uni projects)—C, C++ and Python are the ones we're looking for.
✅ A love for problem-solving and a hunger to learn
✅ A team-first mindset—you thrive in a collaborative environment
✅ A passion for tech that makes a difference—you want to build solutions that impact lives

What You Can Expect from Us:

💡 Endless growth—challenging projects that stretch your skills
🌍 Real impact—help shape critical industries and improve millions of lives
❤️ A supportive, people-first culture—because work should be awesome
🎉 Perks that matter—flexible work policies, well-being benefits & modern offices that feel like home
🏆 A chance to make a difference—join social initiatives and be part of something bigger

If you're ready to kick-start your career in a dynamic, purpose-driven environment, we’d love to hear from you!

unfortunately we can not offer visa sponsorship for this role. 
Critical Software is proud to be a Benefit Corporation. A Benefit Corporation differs from a standard corporation (C-Corporation): It is a for-profit business entity, legally defined in the US and other jurisdictions, whose legally defined goals include the positive impact on society, workers, the community and the environment, in addition to profit.

We are an equal opportunity workplace and committed to allow candidates with disabilities or neurodevelopmental conditions to prove their competencies to their full potential. We are willing to move the barriers that may prevent you from demonstrating that you are the right candidate for this role, so please let us know if you need some adjustment in your recruitment process.

Top Skills

C
C++
Python
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The Company
HQ: Coimbra
1,408 Employees
Year Founded: 1998

What We Do

At Critical Software, we believe our people are the core of who we are. Their talent, diversity, and ability to go beyond expectations shape everything we do.

Working at Critical is about being part of a community built on purpose, values, and collaboration. Our commitment to engineering excellence makes us a trusted partner for some of the world’s leading companies in Aerospace, Railway, Medical Systems, Energy, Finance, and many more.

We believe that technology is nothing without a passion to use it for good. That’s why we engineer change, helping to build a better and safer world through trusted and transformative technologies.

Since 1998, we’ve helped companies in global industries like aerospace, transport, energy, healthcare and finance. Across the world, people and organisations depend on what we do. And we like that. Because it means that technology isn’t just our business. It’s our chance to help change the world.

More than a company, we are a community. Our togetherness, culture and values are the foundations of who we are and what we do. We are proud to hold Benefit Corporation status, reflecting our commitment to sustainability, transparency, and business for good. We’re also one of only a few tech companies in the world to have both our waterfall and agile software development processes rated at CMMI® Level 5.

Just as important as our technical expertise is our strong company culture, which guides us in everything we do. We’re recruiting for all of our locations right now and, if you’d like to find out more, please take a look at the careers section of our website.

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