Senior Full-Stack Engineer — Real Autonomy & Growth

Implement Consulting Group; Gentofte Kommune; On-site; DKK 700,000 - 900,000; Full time

Benefits offered by this job

Real autonomy in projects

Growth opportunities through mentoring

Community events and strategy trips

Competitive compensation package

Job summary

Implement Consulting Group in Denmark is looking for a Senior Full-Stack Developer. You will own features from start to finish, utilizing your software engineering skills across modern practices such as automation and open-source principles.

The role demands strong technical acumen and the ability to work across both frontend and backend technologies. You will mentor junior developers and contribute to architecture decisions while enjoying significant autonomy and growth opportunities within a collaborative environment.

Qualifications

• 5+ years of professional experience in full-stack software development.
• Strong English communication skills.
• Solid experience in building modern software systems in production.

Responsibilities

• Build, test, and deliver software using modern engineering practices.
• Collaborate and lead technical workstreams with clients.

Skills

Full-stack software development

Modern engineering practices

Strong communication skills

Mentoring and code reviews

Education

M.Sc. in computer science or related field

Job description

Senior Full-Stack Developer – Modern Engineering & Agentic Coding

• Full-time

Senior Full-Stack Developer–Modern Engineering & Agentic Coding

If you care about doing full-stack development the right way –throughclean architecture, automation, CI/CD,IaC, observability,golden paths, and engineering foundations–you’llfeel right at homeat the Tech Collective, where we combine deep technical skills with real client impact.

Whatyou’lldo

Life as a consultant is different from a typical in-house role. At the Tech Collective, consulting means working on a wide range of projects with various clients – soyou'llregularlyencounternew challenges and haveplenty ofopportunities to grow your skills quickly.

We believe AI and agentic coding accelerate great developer practices – they do not replace them.That’swhy solid architecture, quality, security, maintainability, and sound technical judgement matter more than ever.

In this senior role,you’llhelp us understand client needs and turn them into real outcomes by taking technical ownership, guiding teams, and delivering robust solutions from idea to production.

Build, test, and deliver softwareusing modern engineering practices such as everything-as-code, CI/CD,GitOps, automation, and open-source principles

Act as a trusted advisor to clients, helping them make greatdecisions and turn ideas into practical solutions

Work across frontend and backend technologies,taking part in architectural decisions, system design,containerisedenvironments, and clear, maintainable documentation

Improve developer and user experienceby shifting quality left, applyingstrong designprinciples,mentoring others,and deliveringminimumviableproductswith a clear path to scale

Design, build,andoperateplatforms and infrastructure, including APIs, CLIs, platform engineering, immutable infrastructure, and internal developer platforms

Collaborate,teach, and lead through effective communication, technical writing,code reviews,lean principles, and strong data and security practices

Lead technical workstreamsand collaborate closely with clients, translating business needs into pragmatic technical solutions

Whatyou’llbring

One thing that can be said of all your future colleagues is thatwe’recurious by nature, have a team-first mindset, a good sense ofhumour, and clear opinions on how tech can create value for our clients. If this sounds like you,you’llbe a great fit at The Tech Collective.

We’relooking for people with a relevant M.Sc. (this is mandatory and could be, for example, in computer science or software engineering) who are based within commuting distance of our office in Copenhagen.

We’relooking for someone with a minimum of 5 years of professional experience in full-stack software development or similar engineering roles.

On top of that, the ideal candidate is someone whobrings senior engineeringexperience and:

Communicates clearly in both written and spoken English

Shares our values around software quality and delivery

Enjoys working closely with clients and building trusted relationships with them

Is tool-agnostic and chooses the right tool for the job

Is comfortable with complexity and able to break problems down into manageable pieces

Has solid experience building andoperatingmodern software systems in production

Understands software architecture, system design, testing, security, and maintainability

Can guide technical decisions, challenge assumptions, and communicate trade-offs clearly

Has experience mentoring or supporting other developers through code reviews, pairing, or technical sparring

Please note that youdon’tneed to meet all the criteria. The most important thing is thatyou have an engineering foundation, a senior mindset, consulting skills and curiosity to keep learning and growing.

What we offer

When you step into our office, you step into a world of nerdery – and we love it and intend to keep it that way.You’llbecome part of a low-ego, high-trust team of sharp engineerswhoyou’llwork closely with from day one.

Working with us means:

Real autonomy, real impact:you’llown features end to end and lean into the tech you care most about.

Growth that matters: a learningprogramme, mentoring, and plenty of peer knowledge sharing.

Community and craft: strategy trips, meetups, and events across The Tech Collective/Implement Consulting Group.

Ready to shape the digital future with us? Let us know why and how in your cover letter and apply ASAP.

We’reon holiday during July, so please expect slightly longer response times.

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