Ihre aktuelle Jobsuche

147 Suchergebnisse

Für Freiberuflich

Referenz: 51114276011_1628013327

Smart Contract Engineer [Contract]

England, London, City of London

  • 600 to 650 GBP
  • Developer Stelle
  • Fähigkeiten: blockchain / ethereum / Tezos / Polkadot / C / C++ / C# / Rust / Elixir / Java / Go / DeFi / Curve / Balancer / Uniswap / Yearn / Aave / Synthetix / CI / CD /
  • Seniority: Mid-level


My client premise is building a product to help these investors and institutions discover, assess, and execute transactions and trading strategies on DeFi, without having to navigate the complexities. All the data aggregation, transaction construction, smart contract handling, and execution overhead is handled by the product, while still non-custodial, leaving the investment professional to do what they do best.

you will join our team in building a revolutionary new interface for interacting with DeFi by building the core engine that speaks to the plethora of smart contracts across multiple blockchains.


* 3+ years of experience in software engineering
* Designed, build and shipped production smart contract code to at least one blockchain on mainnet e.g. Ethereum, Tezos or Polkadot
* Experience with a language like C/C++, C#, Rust, Elixir, Java or Go
* Understanding of the current DeFi ecosystem (Curve, Balancer, Uniswap, Yearn, Aave, Synthetix etc). You have ideally used and integrated these protocols before
* Experience with Blockchains and how they work (such as Bitcoin, Ethereum etc)
* Designed, built and shipped complex, highly reliable and secure applications in finance or similar space either by yourself or as part of a team
* Understanding of best practices around developer experience, CI/CD and what a great release process looks like

Referenz: 110821PDJDEV_1628699811

Python Dev - Outside IR35 (SC Cleared or previously cleared)

England, London, City of London

  • 425 to 475 GBP
  • Developer Stelle
  • Fähigkeiten: AWS Python
  • Seniority: Senior


Jefferson Frank are currently looking for a Senior Full Stack Developer (Python/Django/Developer/Architect) to join a consulting company on a contract basis until October with a good possibility of extending.


* We need someone who is SC cleared or has been previously and can start immediately.
* Previous experience architecting enterprise software solution
* Experience in front and back-end development, comfortable with web development and who is very hands on.

Key responsibilities

This is a great opportunity for an experienced full stack developer to take both an architect and hands-on development role. As you will be the only developer focused on this MVP, you will not just be focused on one part of the process, so being able to see the big picture and work collaboratively with the broader team to understand the user insight and data feeds is critical. Key responsibilities include:

· Development with Python & Django.

· Architecting enterprise software solutions.

· Conveying effectively all task progress, evaluations, suggestions, schedules along with technical and process issues.

· Coordinating with developers and data engineers, keeping the Project Manager well informed of the status of development effort and serving as liaison between the developers and Project Manager.

· Collaborate with the User Experience (UX) team to build user insights into the proposed solutions.

· Deployment of projects in line with GDS standards.

· Being proactive, and sharing ideas based on the best practices in web and software development.

The project they will be going on is for a major government department, they will be the only developer working alongside a multidisciplinary team. This is a remote contract which is outside of IR35.

Knowledge & Experience

· Experience with Python.

· Experience of Django/ Jinja / Flask.

· Proven experience with Front End Development (HTML5, CSS3, JavaScript).

· Strong experience writing documentation and building unit tests.

· The ability to work independently on a new tool according to detailed specification and design.

· Experience with CI/CD pipeline and tools.

· Experience working in a Scrum/Agile environment.

· Proficient understanding of code versioning tools (Git).

· Experience on large-scale projects involving complex datasets.

· Self-starter, lead and self-sufficient architecting enterprise software.

· Experience of working to GDS standards.

If this profile sounds like you please get in touch for a confidential conversation with one of our consultants.

Job Type: Full time, contract