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For CDI & Freelance, Developer

    Ref: fullstackjava5/24/kw_1621881604

    Sr. Software Engineer/Fullstack Developer

    USA, California, Tustin

    • 70 to 75 USD
    • Engineer Role
    • Skills: Fullstack java developer, software developer
    • Seniority: Senior

    Description du poste

    Job Title: Senior Software Engineer (AWS)

    Job Type: Contract to Hire (C2C or W2)

    Pay: $75 hr

    Duration: 6 Months (then conversion to full time)

    Location: 100% Remote (US based)

    Industry: Fintech

    In this role you would design, build, deploy, and own microservice applications, infrastructure, and data delivering products and services in support of the client's lending business. You will work with little or no supervision, and be able to take general direction and formulate specific tasks to accomplish the desired results.


    * Develop and build products that provide an exceptional customer experience for our members
    * Add new functionality and iterate on existing products
    * Participate in all phases of the software development lifecycle, TDD, QA, deployment and bug-fixing
    * Collaborate with team to architect, build, and document products that improve our members' lives
    * Understand the trade-offs inherent in software development
    * Technologies used in our tech stack include JAVA, Ruby, Python, React, and Node, but value flexibility
    * Help develop and mentor junior developers


    * Experience with full-lifecycle software development on multiple platforms at scale
    * Strong hands-on experience with at least one backend framework such as Spring, Rails, etc.
    * Experience developing and integrating with APIs
    * Familiarity with AWS technologies - EC2, S3, Lambda, API Gateway, etc.
    * Professional experience with Object Oriented or Functional Programming
    * Strong hands-on experience with at least one SQL and one NoSQL variant, i.e. Postgres, MySQL, Mongo, Cassandra
    * Strong experience with Agile and Lean software engineering methodologies and practices
    * Experience with modern tooling and best practices, especially in the areas of testing, CI/CD, and instrumentation
    * Excellent verbal and written communication


    * Experience with financial services systems
    * Hands-on experience with Apache Kafka, Spark and/or Hadoop Stack
    * Clojure programming (hobby or work)
    * Experience programming in a polyglot environment
    * Experience using models, algorithms, and ML technology in production systems to solve core business problems

    Ref: 06/07/2021OH_1625561756

    C# .NET Developer

    England, London, City of London

    • Negotiable
    • Developer Role
    • Skills: C# .NET Developer
    • Seniority: Mid-level

    Description du poste

    Job - C# .NET Developer

    Location - Fully Remote

    Contract Length - 2-year project, but the contract is an initial 3-6 months long.

    Interview stages - 1 / 2

    Start Date - ASAP

    My Client is a free-thinking, cloud-focused consultancy providing data-driven solutions to large-scale data movement projects. Our clients range from global telecommunications companies to smaller companies. We are data enablers. The team is a great blend of old and new school personas, with many different nationalities and career experiences - no two days there are ever the same.


    Due to their recent growth, my client is on the hunt for a C# .NET Developer. You will be working on a custom CRM web application for a large Telco customer.


    * Extensive software engineering background
    * 4+ years of commercial experience with C# and .NET framework
    * Knowledge of SQL (eg. MS SQL, PostgreSQL)
    * Experience with ASP.NET MVC Framework
    * Experience with Docker and Kubernetes
    * Experience with ORM frameworks (eg. Entity Framework, NHibernate)
    * Familiarity with major cloud providers such as Azure, AWS or GCP
    * Familiarity with Agile/Scrum methodologies

    Nice to have:

    * Salesforce experience
    * Telecoms experience


    My Client ensures all egos are left at the door. Everyone works, innovates and most importantly feels better when the team gels together well, which is something we strive for.



    Ref: 070521ATJFI_1620378117

    Senior Full Stack Developer (Python OR Java)

    England, London, City of London

    • Negotiable
    • Developer Role
    • Seniority: Senior

    Description du poste

    Senior Full Stack Developer

    MediTech / Healthcare | Remote (UK)

    Python or Java Programming

    Our Client are a London based MediTech organisation who's technology platform is utilised by Healthcare providers across the world. You will be contributing to a genuine "tech for good" movement with meaningful work that strives towards improving the healthcare treatment patients are given through technology innovation.

    Due to continued growth, they are now expanding their in house development team, in search of individuals who are either highly skilled in Python programming (Django/Flask) or Java programming with relevant frameworks.

    You will work alongside other likeminded individuals both here in the UK and across the EU, collaborating on projects and sharing knowledge to achieve a shared common goal.

    In return, you will be given the tools and support required to grow and expand your skill set, both technically and professionally, allowing you to rise through the ranks and progress within your career via a clearly defined roadmap from day one. As part of the company, you will also be enrolled into the share options scheme, which due to this field being a multi-billion dollar industry, is largely profitable due to the extraordinary backing and funding already given.

    Design code and debug software, optimise system performance, enhance security, contribute to implementation of architecture, collaborate and discuss with Lead Dev, CTO and team members on areas to evolve the platform, Cloud Technologies (They are using AWS)

    Tech at a glance

    * Python 3 OR Java
    * Django Channels
    * Javascript (ES6)
    * REST API's
    * Distributed Processing
    * Deep understanding of designing for performance
    * SQL - intermediate level (bonus points for in depth knowledge of querying and
    * performance tuning)
    * AWS


    * 28 day holidays plus extra week off each summer.
    * Sponsosered wellness packages
    * Choice of either fully remote or hybrid WFH/Office environment
    * Share options package
    * Full Time Perm Salary + Pension (Salary Negotiable DOE)
    * Meaningful projects with real-world impact

    Ref: 26ATJFI0421_1619437981

    Full Stack Developer / Software Developer (Python or Java)

    England, London, City of London

    • Negotiable
    • Developer Role
    • Skills: PYTHON, JAVA, DJANGO, FLASK, AWS, CI/CD, software developer, full stack developer, full-stack, python developer, java developer, software engineer
    • Seniority: Senior

    Description du poste

    Full Stack Software Developer / Python Developer or Java Developer (Mid OR Senior)

    Python/Java, AWS | Technology Start-Up - Medical/Healthcare Industry | (UK - Remote)

    Our Client are a London based Medi-tech company who work closely with leading healthcare providers across the Globe, creating software products to make a genuine difference when it comes to providing patients with greater access to medical treatment by leveraging the Clinical research and health data available in combination with cutting-edge technology.

    They are currently hiring for a Full Stack Developer with particular experience in Python programming within the in-house technical development team here in the UK and be a part of the continued success in this "tech for good" movement.


    * Full-stack development (Ideally Python, Django/Flask, AWS, CI/CD)
    * Collaborate with global development and Engineering teams
    * Work on projects related to Health data, exposed to Data Analytics
    * Exposure to DevOps practices - CI/CD pipelines
    * Work on both greenfield and existing projects within the platform

    Technical background

    * AWS Cloud exposure
    * Experience with Python development or Java Development
    * Experience working with a variety of databases (SQL, MySQL, NoSQL etc.)
    * Deep understanding of APIs
    * Frameworks - Django / Flask or similar


    * Salary open to negotiation dependent on experience
    * Impressive bonus and share options available
    * Generous holiday allowance
    * Remote working (choice of hybrid or office work also available dependent on personal preferences)
    * Top of the range equipment to help you perform your job as effectively as possible
    * Social working environment and a chance to grow within your career

    For more information, please contact ALEX from Jefferson Frank to discuss the job role and benefits in more detail. | 0203 869 0889

    Ref: 24/05/2021OH_1621871802

    BI Developer

    England, London

    • 300 to 400 GBP
    • Developer Role
    • Skills: BI Developer
    • Seniority: Mid-level

    Description du poste

    Job Description

    I am working with a computer software company in London that are providing Real Time analytics & insurance pricing for commercial fleet drivers. There core platform utilises streaming telematic data and adjusts insurance pricing in Real Time reacting to the driver's usage, behaviour, environment and needs. My Client focus primarily on ride-hailing, vehicle sharing and delivery services and are disrupting the commercial insurance industry by providing solutions that support the sharing economy

    Role & Responsibilities

    * Building analytics based web applications leveraging multi-dimensional data insights
    * Data visualisation
    * Building and deploying microservices for IoT and telematics data
    * Creation of reusable data models
    * Building API services to integrate with data providers
    * Design of data service and data integration frameworks
    * Release testing and productionising new component

    Skills Needed

    * Amazon Quicksight
    * AWS RDS and/or Aurora
    * Strong SQL Language
    * Go or Python development experience of at least 2 years
    * AWS Lambda function development and integration with other cloud services
    * API service implementation using AWS API Gateway Service, GraphQL and REST
    * Expertise in performance tuning and service monitoring

    Nice to Have

    * Fleet management and telematics
    * AWS Security, including IAM, SecretsManager, KMS and Cognito
    * AWS S3
    * SQS, Kafka or MQTT
    * Modern data warehousing (AWS Athena, Presto or Hive)

    Ref: HR/04/27/21/10_1619539164

    Front End Developer

    Sweden, Stockholm

    • 35000 to 45000 SEK
    • Developer Role
    • Skills: Front End Developer
    • Seniority: Junior

    Description du poste

    Frontend Developer, Marketing Platform

    This product company is looking for a Developer to work with React.JS. 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 interfaces for all three aspects of these products
    * Maintaining a high standard of security, performance, reliability, and code readability
    Desired Skills
    * 1+ years of experience with Frontend Development
    o Ideally with React.JS. HTML, CSS and JavaScript
    * Interest in UX
    * Knowledge of Cloud - ideally AWS
    * Fluency in English - Written and Spoken
    What is on offer?
    On top of full-time employment at an ever-evolving company, 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
    For any further questions about this role please contact Hugh Roke using the above email address.