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Referenz: 26022021JAO1_1614347785

Backend Developer, Marketing Platform

Sweden, Stockholm

  • 35000 to 45000 SEK
  • Developer Stelle
  • Fähigkeiten: Go, C++, Ruby, Java, SQL, PostgreSQL
  • Seniority: Junior


Backend Developer, Marketing Platform

This product company is looking for a Developer to work with Go and PostgreSQL. They have developed an in-house platform for influencer marketing that identifies and analyses social media profiles and provides systems for doing influencer marketing campaigns.

Their full-service platform is the most efficient solution for influencer marketing in the world. With automated systems and an experienced campaign team taking care of all the tedious work of selecting influencers, emailing, campaign execution, payment handling and reporting while their clients stay in control of the things that matter to them (i.e. brand safety, creative direction and reaching campaign goals).

They have interesting problems for developers to solve such as related to Big Data, AI and data analysis as well as implementing user-friendly web-based systems for our customers, influencers and internal use.

Role & Responsibilities

* Development and maintenance of the platform with Go
* Maintaining a high standard of security, performance, reliability, and code readability

Desired Skills

* 1+ years of experience with Backend Development

* Ideally with Go, experience with C++ or Java is also desirable

* Hands-on experience with SQL or PostgreSQL
* Basic Linux server administration skills
* Knowledge of Cloud - ideally AWS
* Fluency in English - Written and Spoken
* Bachelor's Degree in Computer Science or a related subject

What is on offer?

On top of fulltime employment at a company that is ever-evolving, you will be working in a creative environment where everyone is striving to reach the same goal. Their office is located in central Stockholm.

But if you are more interested in the total package you get:

* Competitive Monthly Salary
* Pension
* 30 Days' Vacation
* Flexible Office Hours

Caught Your Interest?

You can apply for this role directly through this job advertisement or by emailing your CV and Cover letter to j.owens@jeffersonfrank.com.

For any further questions about this role please contact Jenna Owens using the above email address.

Referenz: PRGPYTH1602_1613473032

Python Developer

Czech Republic, Prague

  • 30000 to 53000 EUR
  • Developer Stelle
  • Fähigkeiten: Java Developer Spring Hibernate Microservices Python Lead
  • Seniority: Mid-level



This opportunity is to work with a global digital investment bank. They are responsible for ensuring the security of over a billion transactions every year, as a result they have the most reliable services on the market. To highlight their innovation, they are responsible for the world's first machine learning fraud detection bot based products, capable of saving millions per year.

Job Description:

They currently have a requirement for a Python Developer to work within their Technology and Operations team. This team is responsible for delivering robust applications and solutions used by various investment teams. You will be building low latency/high reliability trading systems under a microservices architecture. To do so you will utilise multithreading and technology such as Git, Jira and TeamCity. No prior experience in investment banking is needed and is therefore a great opportunity to upskill in electronic markets such as FX, derivatives etc.


* Extensive server side development in Python, including multithreaded coding
* Involvement in the design and architecture of business critical platforms
* Strive to achieve low latency and high performance solutions
* Work in collaboration with BA's, QA's and DevOps Engineers
* Agile / Scrum / CI/CD practise

In return, you will benefit from a collaborative environment that strives on being the best. You will have access to dedicated training budgets to ensure you are well versed in the latest technology. In terms of package, my client can offer a competitive salary alongside a pension (3%), bonuses, private health care and remote working.

If you are a interested in applying, then please feel free to contact me at with any of the below. Even if you fancy a chat for insights into the market, do get in touch.

LinkedIn - 'Alexander Gray'

Office - +420-22-888-3023

Email - a.gray1@frankgroup.com

Anything discussed will remain 100% confidential and fully compliant with GDPR

Referenz: 02/03/2021_1613714252

Senior Software Developer

Finland, Espoo

  • 5000 to 5000 GBP
  • Developer Stelle
  • Seniority: Mid-level


Snr Software Developer - Helsinki - 5000€

The Company:

My client is a product company based in Espoo who specialise in products in engineering and similar industries. They are currently looking for a Senior Software Developer to join the team and assist in the high customer demand for these products globally.

Tech Requirements:

* Front end: React.js, React Native
* Back-end: Node.js or Python
* DevOps and CI/CD
* Agile Methodology
* Test Automation

Role and Responsibilities:

* Produce clean, efficient code based on specifications
* Integrate software components and third-party programs
* Verify and deploy programs and systems
* Troubleshoot, debug and upgrade existing software
* Gather and evaluate user feedback
* Recommend and execute improvements
* Create technical documentation for reference and reporting
* Create an inspiring team environment with an open communication culture


* Lunch Vouchers

* Sports Vouchers

* Extensive Healthcare

* Choose your own tools/tech

Should you think you fit this role please don't hesitate to contact me via email a.lemaitre@jeffersonfrank.com

Jefferson Frank International is the global leader for AWS recruitment, advertising more AWS jobs than any other agency. We deal with both Amazon Partners & End Users throughout Finland. By specializing solely in placing candidates in the AWS market I have built relationships with most of the key employers in Finland and have an unrivalled understanding of where the best opportunities and AWS jobs are. For further AWS job opportunities, or any relevant questions please call Andre Lemaitre on +358942451859 for a completely confidential phone call.

Referenz: Python Devs_1611932719

Python Developer

South Africa, Western Cape, Cape Town

  • 40000 to 95000 ZAR
  • Developer Stelle
  • Fähigkeiten: Intermediate, Senior, Python, AWS, Cloud, SQL, Intermediate, Melrose, Gauteng, Johannesburg, Developer, Engineer
  • Seniority: Senior


Job Title - Python Developer

Job Type - Permanent & Full Time

Location - Cape Town (Century City)

Salary - Open (negotiable depending on experience but up to R95k)

Start Date - ASAP

I am delighted to say I am working with one of my favourite clients located in the lovely Cape Town (remote permanently is an option). We are currently looking to take on 3 cool and enthusiastic Python Developers. My client is not your average organisation; they ooze excitement and fun in the workplace, and simultaneously deliver high class. In other words it is a "Work Hard" & "Play Hard" culture. They build brands with technology using the imaginative application of art and science to create beautiful ideas, products and services.

They are currently looking to expand their team of Devs to be working on their exciting projects as they continue to grow their established organisation. Ideal time for those who wish to progress further in their career with a forward thinking organisation that are working with Python, AWS, Machine Learning, AI and more.

Training will be given on all technologies as long as you are coming with a strong experience on Python!

Candidate Essentials & Desirable Skills:

* Minimum 4 year's experience developing backend business applications in Python
* Must have Django experience
* Experience working with API's
* Experience of relational databases and MySQL
* Able to work under tight deadlines

Super Advantageous:

* AWS Exposure & Certifications
* Micro Services

What we will do:

We will provide you with a series of challenging projects together with the tools, equipment and support to give you the best possible chance of succeeding. Most importantly, we will give you the opportunity to work in a culture that is energetic, passionate and innovative and you'll get to work with some of the most impressive people in technology! Bring your passion, curiosity, talent and innovation to our team and we will give you an environment full of challenges to flourish in.

Take the next step!

Are you truly collaborative? Succeeding with us means respecting, understanding and trusting colleagues and clients. Challenging others and being challenged in return. Being passionate about what you do. Driving yourself forward, always wanting to do things the right way. Does that sound like you? Then you have the right stuff to join. Apply now.

If you would like more details please feel free to get in touch providing your contact number to k.hussain@jeffersonfrank.com for an informal chat about the role.

Referenz: BackendDev68458_1614274867

Backend Engineer

Finland, Helsinki

  • 4000 to 6000 GBP
  • Developer Stelle
  • Fähigkeiten: Java, Spring, SQL Server, Linux, AWS
  • Seniority: Senior


Backend Engineer (Server Developer)

Senior Developer role in Helsinki (English speaking)

We are working with passionate gaming studio based in central Helsinki who are now looking to add a new Backend Engineer to their team. Within this role you would be working on their real-time servers for some of the most popular mobile games released worldwide.

Currently their games are available on all mobile platforms (with their flagship game being downloaded more than 80 million times,) and some of them have also been released for Xbox One, PS4, PS3, PS Vita, Wii U and Steam.

With a combined install base of over 100million players this is a great opportunity to join an independent studio making awesome games.


* Design, program and create scalable backend technology for our mobile games
* Game server architecture planning, implementation, deployment and maintenance (logic, network, database design)
* Experience in coding real-time live systems and a habit of writing readable high quality code
* Committed to tasks and an autonomous person with high level of initiative and energy
* Willingness to go the extra mile when live systems have issues
* Ambition & love for making the coolest of games


* Good amount of scalable backend development experience
* Epic Java programming skills - with server-side Java, including POJO's, concurrency handling and distributed systems
* Extensive knowledge of AWS
* Experience with Linux shell and scripting languages
* Database design and implementation skills and SQL knowledge
* You understand what it means to support large user volumes
* Knowledge of the existing server solutions and services
* Experience with cloud computing platforms
* Experience in load balancing technologies

Interesting information:

* Winner of the Apple Design Award & iPad Game of the Year and many other awards
* Freedom to design your own workflow and to choose your won laptop/workstation
* Competitive Salary + option programme
* Flat hierarchy environment where your opinion counts and is heard

For more information please apply or send you CV with any questions to w.watson@jeffersonfrank.com.

Currently all interviews are being carried out remotely due to Covid-19.

Referenz: PRGJD0402_1612443463

Java Developer - Greenfield AWS Project, Java 11, Microservices

Czech Republic, Prague

  • 30000 to 53000 EUR
  • Developer Stelle
  • Fähigkeiten: Java Developer Spring Hibernate Microservices
  • Seniority: Mid-level


Java Developer - (Greenfield project, Java 11, AWS and Spring) - Remote working for Czech based candidates

This opportunity is to work with an international leader in digital banking. Currently they are looking to bolster their technology team with Java Developers interested in Greenfield AWS migrations using Java 8-11, AWS, Spring, Docker and Kubernetes. The role will be focused on building low latency (nanosecond) platforms and applications under a microservices architecture.


* Extensive Back-end development in Java 8-11
* Leveraging technology such as Spring, Spring Boot Hibernate, Docker and AWS
* Involvement in the the design and architecture of business critical platforms for the trading teams
* Strive to achieve low latency and high performance solutions
* Work in collaboration with BA's, QA's and DevOps Engineers


* Java 8+
* Spring
* Microservices
* Multithreading
* Agile


* Bonus (Non-Guaranteed)
* 3% Pension
* Private Healthcare
* On-Going training in AWS
* Flexible working
* Remote working for Czech based candidates
* Future opportunities to work in New York or Singapore

In return, you will benefit from a collaborative environment that strives on being the best. You will have access to dedicated training budgets to ensure you are well versed in the latest technology.

If you are a interested in applying, then please feel free to contact me at with any of the below. Even if you fancy a chat for insights into the market, do get in touch.

LinkedIn - 'Alexander Gray'

Office - +420-22-888-3023

Email - a.gray1@frankgroup.com

Anything discussed will remain 100% confidential and fully compliant with GDPR

Referenz: NSL000028_1613749045

Senior React/Node.JS Developer - Warrington

England, Cheshire, Warrington

  • 40000 to 55000 GBP
  • Developer Stelle
  • Seniority: Senior


My client was founded in 2014 and are passionate about addressing real-world business process challenges. They are an AWS Partner and are currently recruiting for Senior React/Node.JS Developer to be based near warrington on a hybrid working basis which will be remote for now but post covid 4 days in the office and 1 day WFH.

Who are we looking for?

Looking for an experienced Developer to join our 25+ Software Engineering team building high-end business applications across a number of different business sectors. From the Transport industry with our World Class TMS (Transport Management System), CRM, Supply Chain and Manufacturing BI & Analytics, to our work in the NHS in support of Primary Care.


* Salary paying up to £55k
* 100% remote but will be 4 days a week in the office and 1 day WFH Post covid
* Good company culture

What are the responsibilities?

* Development of user-facing elements and backend RESTful APIs using Node, AdonisJs and Java
* Writing reusable, testable and efficient code
* Design and implementation of low-latency, high-availability and performant applications
* Implementation of security and data protection
* Collaborating with Software Engineering team, QA team and Project Managers in an Agile environment
* Integration of user-facing elements developed by frontend developers with server-side logic
* Integration of big data solutions
* and last but not
* Solving Business Problems

Must Have Skills:

* Minimum of 4 years' experience in Web and/or DB technologies building/enhancing Business applications
* Strong understanding of frontend technologies, such as HTML5, CSS3, Javascript, jQuery, Bootstrap, React, Redux, Webpack, Gulp, Grunt
* Strong abilities in Node.js and frameworks available for it (Express and AdonisJS), and Java 6/7
* Understanding the nature of asynchronous programming
* Strong understanding of DRY principles and code reuse
* Strong understanding of writing performant code
* Strong experience of integration (API, FTP, webhook) and troubleshooting
* Experience developing RESTful APIs
* Experience using databases such as MySQL, SQL Server, MongoDB
* Understanding accessibility and security compliance
* User authentication and authorisation between multiple systems, servers, and environments
* Understanding the differences between synchronous and asynchronous requests
* Understanding fundamental design principles behind a scalable application
* Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimising output to match the specific platform
* Implementing automated testing platforms and unit tests
* Proficient understanding of code versioning tools, such as Git
* Understanding of Agile and Sprint based development
* Experience using Jira & Confluence
* Ability to work under pressure in a fast-paced environment

Desirable Skills:

* Experience using Redis, React, React Native
* Experience using Spring framework
* Understanding accessibility and security compliance
* Experience with AWS
* Understanding of Adobe XD, Photoshop, Sketch
* Understanding of Unix Command Line, Bash, CRON
* Understanding of GDPR compliance
* Experience with Postman or similar

If this role sounds like its for you then please submit your CV to n.slakmon@jeffersonfrank.com