Senior Backend Software Engineer (m/f/d)
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 106d ago
The date the source published, not the day we noticed it (2026-06-26). Last seen at its source 2h ago.
We have tracked this listing since 5 Oct 2026 (5 days). The employer's own board has carried it every time we have read it, most recently 2 hours ago.
Is it remote?
Remote (Germany)
That is the location the employer filed this posting under. Quoted as written — we do not re-word the source's own location.
Who may apply?
Germany
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay €100.6k–153.9k/yr
Middle 50% of 18 listings that do state pay — Engineering · Senior · Germany · EUR/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
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Ashby employer's own board first seen 5d ago · last seen 2h ago
The listing
About Codesphere
Codesphere is a Virtual Cloud Provider from Germany building the future of sovereign cloud infrastructure. Our platform gives enterprises and governments full sovereignty without giving up modern cloud capability – a vision recently validated by a series of multi-million European government tenders.
Since our founding in Karlsruhe in 2020, we’ve expanded into an international team of 60+ experts. Based in Karlsruhe and Munich and backed by top-tier investors, we are chasing a bold vision.
We’re scaling fast and would love for you to join us and grow alongside us 🚀
What you'll drive
You own complex features end to end – from product discovery and planning through technical design, implementation, testing, and maintenance.
You conduct code and technical design reviews, raising the bar for quality across the team.
You mentor junior engineers and actively contribute to a culture of learning and growth.
You shape the capabilities of our virtual cloud provider platform, working on features that improve the overall platform experience – including Deployment-Technology, ManagedService, AuthN/AuthZ, Developer-Experience, ..
What makes you a great fit
Your Profile
Several years of professional experience in software development, ideally in web or distributed systems
Strong proficiency in TypeScript and/or Go
Solid understanding of SQL databases, distributed systems, and the design of APIs and microservices architectures, containerization e.g. Docker, Kubernetes
Degree in a relevant field or comparable qualification
Strong foundations in Computer Science fundamentals
Professional proficiency in English, written and spoken
Strong communication skills and a collaborative mindset
Openness to feedback and a genuine drive to keep learning
Structured approach to problem-solving and a curiosity for technology
What sets you apart
Experience in building and/or operating cloud infrastructure components, ideally in a cloud-native environment e.g. message queues, SQL / NoSQL DBs
Familiarity with React
Experience building and/or operating monitoring and logging systems
DevSecOps mindset and hands-on experience
What's in it for you
32 days of paid time off – 30 regular vacation days plus Christmas Eve and New Year's Eve off
Meal allowance – up to 15 digital vouchers per month, adding up to over €100 net for you
Flexibility – hybrid work setup with mobile work options and flexibility around core hours
Steep learning curve – fast-moving environment, real ownership, and a front-row seat to scaling a company
Job-Rad – lease a bike through us, tax-free
Gym access – stay active on site (Karlsruhe office only)
Employee events – from team offsites to regular get-togethers
Company pension scheme – company-supported pension to set you up for later
Great public transport links – both offices are within walking distance of tram and metro stops