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Token.io • Berlin or Remote Germany

Snr Java Developer

Employment type:  Full time

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top 3 scores:
95%

Location flexibility

86%

Role modelling

85%

Autonomy

Job Description

As a Senior Java Platform Engineer, you will specialise in designing and building the platform. Our ideal candidate is eager to constantly modernise our architecture into the latest and greatest while keeping an eye on the stability of our existing platform. Platform Engineers take on designing an integrated API that fits all our integrated features. As a member of the Platform Engineering team, you will be responsible for designing, building, and scaling the platform whilst having the opportunity to learn all you need to know about A2A payments. Our engineers are inclusive and enthusiastic to cooperate with different teams with versatile cultures and across multiple time zones. We are looking for 3 additional senior engineers with an aptitude for leadership and who are self-motivated to take on the challenging task of keeping up with the ever-growing world of open payments.

What you'll do day to day

  • Work closely with product managers, developers, and other stakeholders to identify platform requirements
  • Contribute to the architecture, design, and implementation of our core platform
  • You will be the lead in the design of high-volume, low latency, distributed transaction processing systems
  • Take part in discovery and delivery phases of features
  • Provide technical mentorship and participate in design review sessions
  • Create test automation tools for development, staging, and production
  • Write unit and system tests
  • Perform code reviews
  • Address customer reported issues

Skills and experience we are looking for

  • Required:
  • BA/BS degree in Computer Science or related technical field
  • At least 5-7 years of experience in software development experience
  • At least 5 years of experience in Java development experience
  • Experience with SQL preferably MySql or MariaDB
  • Strong in RESTFUL API experience
  • Experience in microservices architecture and development
  • Aptitude to mentor other engineers
  • Strong communication and organizational skills
  • Nice to have:
  • Experience with gRPC, Protocol Buffers, Dagger, and jOOQ
  • Experience with Java service optimizations and testing
  • Working knowledge of PSD2 and A2A payments
  • Previous experience working in a fintech company
  • Experience in working and co-operating with other team members in different time zones

Technology that we use

  • Java 11 and Java 21
  • RPC, Protocol Buffers, Dagger, jOOQ, Guava
  • MySQL, MariaDB
  • Jest, Jasmine, and Cucumber.js for testing
  • HTML5, CSS3, Material UI
  • ReactJS, MobX, expressJS, NextJs, TypeScript
  • Node.js and Webpack
  • MobX
  • Kubernetes, AWS, Terraform

Basic salary plus stock options (at one years service) 30 days paid vacation plus local holidaysCompany pension schemeHybrid/flexible working

Open to allToken.io is building an open future for everyone. We don’t just accept different points of view, lived experiences and new ways of thinking — we search them out. They help us make better products, better decisions, and a better place for everyone to work. So, come as you are. We acknowledge and embrace different backgrounds, identities and abilities. Respect is our default, and empathy is our baseline. No one succeeds until we all do.

Company benefits

Flexible working week
Open to compressed hours
Open to part-time employees
Open to job sharing
Equity packages
Health insurance
Dental coverage
Life insurance
Accrued annual leave – 30 days per year plus local public holidays
Optional unpaid leave
Enhanced sick pay
Compassionate leave
Teambuilding days
Lunch and learns
Cycle to work scheme
In office yoga classes
Co-working space allowance – If its tricky to work at home (building work, etc) we can support
Work from home budget
Enhanced pension match/contribution

We asked employees of Token.io what it's like to work there, and this is what they told us.

Location flexibility
95%
Employees are very happy with their working location freedom
Hours flexibility
82%
Employees are very happy with the flexibility in the hours they work
Benefits
60%
Employees are moderately happy with the benefits their company offers
Work-life balance
74%
Employees feel that they can switch off quite easily from work
Role modelling
86%
Employees feel that flexible working is part of the culture
Autonomy
85%
Employees feel they have complete autonomy over getting their work done

Additional employee ratings
(these do not contribute to the FlexScore®)

Diversity
73%
Employees feel that the diversity is good and there are continued efforts to improve it
Inclusion
76%
Employees feel that the culture supports equity and inclusivity well
Culture
82%
Employees feel like it is a really great environment to work in
Mission
83%
Employees feel very excited about and aligned with the company mission
Salary
68%
Employees feel that their salary is good and matches the value they bring

Working at Token.io

Company employees

80+

Gender diversity (male:female)

70:30

Funding levels

Series C - $80M to date

Currently Hiring Countries

United Kingdom

Office Locations

Awards & Achievements

Most flexible companies

Most flexible companies

Flexa100 2024

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