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Front End / Full Stack Developer | Azure | 6 month contract | Immediate Start

Jefferson Frank are currently recruiting for a Front End / Full Stack Engineer for a consultancy working with a wealth management end client and who are looking for someone to start immediately.

We are looking for someone who can develop web experience for a new wealth management product (mostly front end engineering). You will also support development of back-end services (Node JS on Azure Functions).

For this role we would like to find out about your recent projects, demonstrating your skill and proven application of the below technologies.

Must Haves:

* JavaScript & Typescript (for front & back end development)
* React (for front end development)
* Experience with Azure

If you are interested or know anyone interested, please don't hesitate to get in touch with me! email r.durban@jeffersonfrank.com or we can have a confidential chat over phone, please call 0203 879 8369 (ext 8369) or click apply on the advert and I will get back to you ASAP.

Rust Developer

My client in the Blockchain space is focusing on an open hosting platform for smartcontracts, that enables trust-less, multi-chain execution and composable collaboration.

We have a pressing opportunity for a Rust Developer who has commercial experience with Substrate. You will be joining a team of 3 Rust Developers with your main focus on substrate.

* Research and build blockchain technology written in Rust
* Build back-end web services that interact with blockchains
* Enthusiastically collaborate with a small team, owning and planning projects for long-term impact



Requirements

* Professional engineering experience
* Knowledge of Polkadot & Substrate
* Comprehensive understanding of the crypto/blockchain space
* Ability and desire to forever learn and implement new programming languages
* Comfortable working in a fast-paced environment
* Native-level English is a must.
* BA or BS degree in Computer Science or a related technical field, or equivalent practical experience



Bonus

* Good with Ethereum smart contracts
* Practical experience of working with the crypto / decentralized technology space, and open source, privacy-minded communities

Blockchain Node Developer Outside IR35!



Jefferson Frank are working with a leading organisation experiencing exponential growth, our client is currently hiring a strong, experienced developer. Interviews happening this week!



Blockchain | Developer | React | Web3 | Ethereum | Rust



Key Points:



* Looking for Node Developers
* 6 Month Contract
* Well versed in Ethereum
* Remote
* Outside IR35

If this role is tailored to you, get in touch with my details below...

☎️ 0203 879 8394

📧 t.roberts1@jeffersonfrank.com

Blockchain | Developer | Rust | Web3 | Ethereum | React

Senior React Developer (Full Stack) - React - Remote - Immediate Start

Jefferson Frank are currently recruiting for a Senior Full Stack Engineer who has a focus on Front End for a consultancy working with a huge UK based end client and who are looking for someone to start immediately.

We are looking for someone who can build a new platform on AWS for the global fleet customers in a newly form team. You will have a focus on Front End, namely React and be very hands on.

For this role we would like to find out about your recent projects, demonstrating your skill and proven application of the below technologies.



Must Haves:

* React for front end
* Node for back end
* AWS experience



Senior Full Stack Developer with React | AWS | 6 month contract | Immediate Start

If you like the sound of the role or know someone who would, regardless of experience, please don't hesitate to get in touch with me! You can call me direct on 0203 826 6676, email f.harman@jeffersonfrank.com or click apply on the advert and I will get back to you ASAP.



Senior Full Stack Developer with React | AWS | 6 month contract | Immediate Start

Senior React Front-End Developer



We are currently working with a leading cloud consultancy in the pursuit of a number of Senior React Front-End Developer's on a contract basis. Our client are looking to strengthen their development team to play a key role on a number of greenfield enterprise scale projects.



Essential skills required:



* Proven and consistent experience working within a Senior React Front-End Developer capacity.
* Solid exposure to Node.js or .Net programming.
* Solid Platform/DevOps experience with knowledge of one of more of: ADO, QA, Performance, Security.
* Strong AWS knowledge and experience.
* 2+ years exposure to one of more of the following technologies: Kafka/Kinesis, Lambda, Kubernetes, API Gateway, Cognito



The successful applicant will be required to work via an umbrella company for the duration of this project.



If you have the required skills and experience and would like to know further information then please apply with your CV at first instance.

DeFi Developer Outside IR35!



Jefferson Frank are working with a leading organisation experiencing exponential growth, our client is currently hiring a strong, experienced developer. Interviews happening this week!



Blockchain | Developer | Node | Web3 | Ethereum | DeFi



Key Points:



* Looking for DeFi Developers
* 6 Months Contract
* Well versed in Ethereum
* Well versed in DeFi
* 350-400 A Day
* Fully remote from Europe
* 2 years Minimum experience
* Outside IR35

If this role is tailored to you, get in touch with my details below...

☎️ 0203 879 8394

📧 t.roberts1@jeffersonfrank.com

Blockchain | Developer | Node | Web3 | Ethereum | DeFi

Blockchain Engineer Outside IR35!



Jefferson Frank are working with a leading organisation experiencing exponential growth, our client is currently hiring a strong, experienced Engineer, Interviews happening this week!

Ideally we are looking for someone Fullstack,

Frontend: React

Backend: Node



Blockchain | Engineer | React | Web3 | Ethereum | Node.js



Key Points:



* Looking for Blockchian Engineer
* 6 Months Contract
* Ethereum experience
* Web3 experience
* 500-550 A Day
* Fully remote from Europe
* Outside IR35
* 3 years Node.js
* Solidity is desirable
* React is desirable

If this role suits you, get in touch with my details below...

☎️ 0203 879 8394

📧 t.roberts1@jeffersonfrank.com

Blockchain | Developer | Node.js | Web3 | Ethereum | React

Full Stack Developer | DeFi | Fully Remote | Outside IR35 | Prompt Start

I am working with a highly exciting DeFi business that is growing at an unprecedented rate. As part of their growth plans we are looking to on board a talented Full Stack Developer. Key tasks would include bridging the Front end & Back end for a Perpertual Swaps product, monitoring nodes (on Binance Chain, Polygon chain etc), and doing basic DevOps tasks.

Must be experienced in the following:

* Very strong SQL skills with Postgres database
* Very strong JavaScript experience
* Very strong Web3 experience (to query smart contracts)
- Any Solidity exposure would be a big plus but not mandatory

Role will be fully remote with full autonomy in your role. If you are interested please apply or contact me directly on l.porter@jeffersonfrank.com

Description

Working with the Product Owner, IT Lead and the SAC Team to develop a Web UI and build the API integration layer to a SQL server backend.

Designing and developing a Web UI that functionally replicates the existing End User Computing processes as outlined in and according to a Business Requirements Document.

Designing and developing an API Integration layer to backend services.

Ensuring compliance with development practices, specifically DevOps and delivery pipelines.



Role & Responsibilities

* Established track record of Web UI and API integration layer development
* Solid and proficient skills in JavaScript, Web Services, JSON
* Solid knowledge of the development and use of RESTFul APIs and technologies
* Experience working in DevOps focused environments with formal development pipelines
* Experience working in an Agile team



Essential Technical Skills:

* Javascript (ES5, ES6), HTML5, CSS3
* React.js/Angular, NodeJS, npm
* RESTFul API - Java/Spring or Python/Flask
* RHEL



Essential Interpersonal Skills:

* Strong interpersonal, communication and presentation skills
* Strong problem solving and analytical skills
* Ability to navigate a complex organisation
* Ability to be self-directed/motivated and work with minimal supervision
* Excellent organisation skills



Useful Skills/Knowledge:

* Git, Maven, Jenkins, Ansible
* LINUX shell/python scripting
* Microsoft SQLServer
* Windows Server
* Powershell scripting
* Active Directory
* BDD, Continuous Delivery/Continuous Integration
* JIRA/Confluence
* Cyber Security

Quality Assurance Engineer



Responsibilities

* create tests to identify DApps problems
* Analyse bugs and errors found during tests
* Document results of tests for the team
* Recommend improvements in DApps to enhance user experience.
* Motivate the development process for efficiency and performance.
* Works together with the DApps developer to enhance and improve programs.
* Research and compare similar competitor products
* Maintain updated knowledge of Industry trends and advancements

Skills

* High proficiency in computer technology and programming languages.
* Exceptional attention to detail
* Excellent analytical and problem-solving skills
* Good knowledge and experience of React.js, Solidity and Web3
* Strong skills in Engineering, Technology, Maths and Science are preferred.

If this role suits you, get in touch with my details below...

☎️ 0203 879 8394

📧 t.roberts1@jeffersonfrank.com

Blockchain | Developer | Solidity | Web3 | Ethereum | React.js