Senior iOS Engineer
Added: 09.07.2026
Multiple locations
Region: Europe
Your responsibilities:
- Build and maintain reliable, high-performing iOS apps.
- Write clean, efficient and testable Swift code.
- Work closely with engineering, product, design, and QA teams.
- Translate product requirements into solid technical solutions.
- Drive features independently from requirements clarification through implementation,
- QA collaboration, release readiness, and production support.
- Proactively identify risks, blockers, and ambiguities, and communicate them early with
- Product, QA, and Engineering.
- Contribute to high-quality engineering practices through thoughtful technical
decisions, clear pull requests, and constructive code reviews. - Refactor and modernize legacy code and support the transition toward a modular
application architecture.
We are looking for you, if you have:
- 5+ years of iOS development experience, ideally in product-driven or high-scale
environments. - Strong problem-solving skills and the ability to turn complex challenges into actionable
steps. - Focus on scalability, maintainability, and long-term platform health.
- Experience working in Agile teams with planning, estimation, and iterative delivery.
- Highly self-managed, dependable, and able to operate effectively with minimal
supervision. - Clear communicator who asks clarifying questions, keeps stakeholders informed, and
follows through on commitments. - Comfortable navigating ambiguity, prioritizing effectively, and proposing practical
solutions in a fast-moving environment. - Strong expertise in Swift, MVVM, Clean Architecture, and modular app architecture.
- Experienced with Combine, UIKit (mandatory), SwiftUI, Cocoapods, SPM, and
dependency injection. - Solid experience integrating RESTful APIs, data processing, and error management.
- Able to analyze and improve app performance, memory usage, stability, and
responsiveness. - Proven ability to deliver polished, intuitive, user-focused mobile interfaces.
- Confident with standard engineering workflows including Git, branching strategies, pull
requests, code reviews, CI/CD, and release processes. - Experience working in mature Agile product teams, including backlog refinement,
sprint planning, QA collaboration, and iterative delivery. - Excellent communication skills in English.
We offer:
- Participation in interesting and demanding projects.
- Flexible working hours.
- A great, non-corporate atmosphere.
- Possibility to work remote or hybrid (2 days per week from the office).
- Opportunities for development and promotion.
- Attractive package of benefits.
We reserve the right to contact the selected candidates.
Why is it worth joining TTMS?
Flexible working hours
Not everyone feels comfortable working the standard 9 a.m. to 5 p.m. hours. We have been successfully running projects for many years despite diversified work patterns.
Possibility of hybrid work
At TTMS, desk-to-desk work is what drives us, but we understand if someone prefers a hybrid model. We are equipped with all the necessary tools to work in a hybrid model.
Great, non-corporate atmosphere
Professionalism, attention to the quality of work and a friendly, informal atmosphere are not mutually exclusive. A flat structure and natural, friendly relationships create the basis for creativity and innovation.
Interesting, international projects
We create solutions for medium and large companies, we are present in Poland, Malaysia, Denmark, the UK, Switzerland, and India – the effects of your work will travel around the world. In TTMS you have an influence on the company’s success.
Together towards climate neutrality
We select subcontractors to minimize the carbon footprint, organize bush plantings, save peat bogs – all to achieve climate neutrality in 2025. We are glad that we are attracting more and more people who also care about sustainable development and environmental protection.
Friendly offices
Our offices are modern spaces that inspire employees and are environmentally friendly. Białystok is the kingdom of Marvel superheroes, Krakow is a soothing tropical forest, Wrocław is an art gallery, and the Lublin branch is a rock u0022hall of fameu0022.
Would you like to work for us?
Sending CV
Include information about technical skills, knowledge of programming languages and IT tools, and possibly experience in projects.
Phone Screening
The interview is aimed at assessing the candidate’s suitability for the position and verifying basic information from the CV. It is also an opportunity to discuss the candidate’s expectations and briefly present the job description and working conditions.
HR + technical meeting
We talk about the candidate’s professional experience, but also expectations regarding the new job. This is also the moment to check references and confirm the authenticity of the information provided, which allows you to get to know the candidate better and assess his fit with the company’s organizational culture.
Client company meeting
The candidate is introduced to the client. This stage aims to match the future employee to a specific project, taking into account both their technical skills and design preferences, which maximizes the chances of successful cooperation.
Employment
We sign an agreement that includes the terms of cooperation, scope of duties, remuneration and other key aspects of employment, such as the rights and obligations of both parties. From now on, the candidate becomes an official employee of the company.
Onboarding + first day of work
A comprehensive process of familiarizing a new employee with the organization, team and tools, aimed at making it easier for him to join work as quickly and effectively as possible. In TTMS, we use an internal e-Learning platform to conduct modern onboarding.
Our offices
Warsaw
The heart of our company and our command center
The Management Board of the company and management of individual business areas function here. On a daily basis, it is here that the most important, strategic and business decisions are made, as well as pro-ecological iniciatives. The Warsaw branch – located in Varso Tower – aims to be the first to create a fully eco-friendly office using renewable Energy and environmentally friendly materials, which is confirmed by the BREEM certificate.