Senior PHP Developer




13 000 - 16 000 PLN



Who are we & what we do

We are a technology & consulting company focused on Digital Sustainability solutions for the Energy & Utilities industry.

We started with fifteen people on board as a small software house nine years ago.
Now, in 2020, when we’re a team of over sixty talents and still growing, we’re extending it into technology that makes a difference and has a tangible impact on the world of everyday life.

    • Our goal is to actively take part in creating a positive future for both clients’ business and the environment.
    • Our focus concentrates on harnessing cutting-edge technology, talent, and innovation to create sustainability solutions for the Energy and Utilities industry in particular.
    • Our developers work according to a well-defined methodology that manages and controls software and product development using iterative, incremental practices.
    • We believe our biggest strength is the team of committed experts who share their technical knowledge during #CodiblyTechTalks meetups.

What we are seeking

The successful PHP Developer will be strong on the backend and have a strong commercial background in PHP, MVC frameworks and object-oriented programming. You can expect to work within a very successful and tech-savvy team developing applications that change people’s lives every day and working with a huge range of tech, within an Energy & Utilities industry.

Tech stack and tools:


  • PHP 7+

  • Symfony 4+

  • MySQL / PostgreSQL / Doctrine

  • Websockets

  • JSON Web Token

  • Docker

  • PHPUnit

  • Puppeteer

  • great knowledge of Object-Oriented Programming (OOP)

  • basic knowledge of Queues (RabbitMq, SQS, Kafka)

  • great knowledge of good practices and architectural patterns (SOLID, Go4, DDD,
    CQRS, Clean, etc.)

Testing & Quality

  • Storybook

  • Git hooks

  • Cypress

  • Dedicated QA and DevOps engineers


  • IDE of your choice, we prefer JetBrains
  • GitLab CI/CD or BitBucket Pipelines
  • Scrum or Kanban process
  • JIRA
  • Confluence
  • Gitlab, Bitbucket
  • Docker
  • Google Cloud Platform & AWS
  • Sonar


Software Design: 15%
Development: 65 %
Tests: 15%
Support and maintenance/bug fixing: 5%

Daily work

Your standard tasks will include:

  • Implement new features from the requirement to the production deploy

  • Estimate, refine and document requirements

  • Write tests for your code

  • Cooperate with frontend developers to agree on communication layer

  • Contribute to internal procedures and processes


  • At least 4 years of commercial experience
    We expect you to be a senior level programmer, so you can be fully independent and reliable on daily tasks. This comes with the experience.

  • Expert in PHP
    We use PHP so we expect you to know it very well, including it’s newest features and performance optimization.

  • Unit & integration testing
    We aim to test as much as possible. You should be able to write a variety of tests, and also know when to use each of them. You should know the business value of writing tests and how to maintain them.

  • Knowledge of design patterns and programming principles
    On a senior level we expect programmers to know design patterns and programming principles related to frontend and computer science itself. We believe that using such patterns decreases cognitive complexity when code is read and discussed.

  • Understanding of OOP programming

  • Ability to design high level architecture of backend applications

  • Experience with GIT and Git Flow
    We use GIT as a version control system, so you should be fluent with it. Also you should know git workflows like Git Flow.

  • Experience in agile development
    We aim to use scrum methodology if possible, but for sure we have agile mindsets. You should know how to deliver business value in an incremental way.

Soft activities

  • Experience in estimating projects and features
    As a senior developer you should be able to estimate requirements on scrum plannings, but also do high-level estimations on projects.

  • Will to claim the ownership of required tasks
    As a senior developer, you should take responsibility for tasks we need to develop for our clients. We work as a team, but we expect you to take ownership and deliver without supervision.

  • Will to mentor and lead other developers
    We expect senior developers to guide less experienced ones. It’s also possible you will lead the frontend part in your project.

  • Experience in working with a client
    Gathering requirements both during workshops and on day-to-day work is one of the responsibilities of all members of the scrum team but we especially count on the most experienced ones.

  • Strong communication in English
    Within Codibly we speak Polish, but we work on international projects. You should be fluent in English and speak freely with clients

What we offer:

  • Full time, long-term cooperation
    We have plenty of long term projects with our clients. We want you to stay with us for a longer time to contribute to projects and the company itself.

  • B2B contact with 30 days of holiday bonus
    Even on a B2B contract we give you extra paid 30 days off.

  • Remote work
    We prefer to work in the office, but we are fine with the occasional home office.

  • Non-corporate environment
    Although we aim to grow fast, we are still a ~50 people family here. You will feel relaxed with us – on shared meals, coffee or parties.

  • Influence of what you do
    We encourage every developer to be an active part of the frontend team in Codibly. We have bi-weekly meetings to share our experiences, propose new approaches and discuss technology decisions. You will be able to contribute to a variety of internal projects.

  • Influence of what you do
    We encourage every developer to be an active part of the frontend team in Codibly. We have bi-weekly meetings to share our experiences, propose new approaches and discuss technology decisions. You will be able to contribute to a variety of internal projects.

  • Cutting-edge technology
    We are frontend geeks and we are excited about new technologies. If we can use cutting- edge tech in our projects – we definitely do. You will not get stacked in old legacy tech with us.

  • Flexible working hours
    We don’t mind what time you work, as long as it fits your team.

  • Benefits
    We give you a Cafeteria MyBenefit system pre-paid by us. You can choose benefits that fit your needs.

  • Playroom
    In our office we have a playroom with PS4, ping-pong and table games. We also have our internal league in fussball.

  • Bicycle parking and shower
    Our office has a bicycle parking and bathroom, we encourage you to be fit and green.

  • Codibly Tech Talks
    We organize meetups in our office – frontend, java, php and .NET. You can be part of this
    and we encourage you to be a speaker to build your own expert brand.

  • Office in centre of Krakow
    We have a cool loft office in Skład Długa (Długa 72 Kraków)

Recruitment process

Application Form

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