Fullstack Developer Backend Focused

...Czym będziesz się zajmować? Act as a key member of an Agile development team Develop robust, clean, and well-tested solutions using modern technologies Contribute primarily within core technology areas while supporting other technologies as needed Collaborate with business stakeholders to translate regulatory requirements into effective technical solutions Provide engineering input to support solution design and decision-making Participate in technology communities, development days, innovation…...

...Job Title: Blockchain / DLT Developer

Location: Ipswich, London or Remote



As a Blockchain Developer at MACH, you will play a central role in designing, building, and deploying distributed ledger and smart contract solutions for our financial services clients. You will work across Ethereum, Hedera, Algorand, and MACH Chain (our proprietary blockchain platform) to deliver secure, scalable, and high-performance decentralised applications. Collaborating with cross-functional teams including architects, product managers, and client stakeholders, you will bring deep technical expertise and a proactive approach to solving complex on-chain challenges.


Responsibilities include:

Design, develop, and deploy smart contracts and decentralised applications across Ethereum, Hedera, Algorand, and MACH Chain (our proprietary blockchain).

Design and implement blockchain-based solutions tailored to the specific requirements of financial services clients.

Contribute to the ongoing development and enhancement of MACH Chain, including protocol-level improvements and tooling.

Collaborate with backend engineers, solution architects, and product managers to integrate blockchain components with broader platform services and APIs.

Conduct rigorous smart contract auditing, testing, and optimisation to ensure security, correctness, and gas efficiency.

Stay current with emerging developments across Ethereum (EVM/L2), Hedera Hashgraph, Algorand, and the broader DLT ecosystem.

Provide technical guidance and support to junior team members and contribute to internal knowledge sharing.

Engage with project managers, product managers and business analysts to understand requirements, present solutions, and support delivery.

Contribute to the continuous improvement of MACH's development processes, standards, and tooling.



As an experienced Blockchain Developer, you will have:

Experience working specifically with security tokens on distributed ledgers.

Proven hands-on experience …

...
Czym będziesz się zajmować?

Develop new services and solutions within the embedded banking service domain (Payments Service Area)
Build and maintain Java-based microservices
Contribute to distributed, highly available, and high-throughput applications
Collaborate within a newly created Scrum team
Work closely with experienced team members to deliver backend solutions

Kogo poszukujemy?

Minimum 6 years of experience in Java software development
Hands-on experience with Java, Spring Framework and Spring Boot
Proven experience developing microservices
Practical experience with relational databases including PostgreSQL and/or Db2
Experience using AI-assisted development tools such as GitHub Copilot
Ability to develop distributed, highly available, and high-throughput applications
Fluent spoken and written EnglishNICE TO HAVE:

Experience with Kafka
Experience with CI/CD pipelines and Jenkins
Knowledge of Docker and Kubernetes
Experience with REST APIs
Familiarity with Maven and JUnit
Understanding of Specification-Driven Development (SDD) and SDD frameworks

Czego wymagamy?

6 lat doświadczenia na podobnym stanowisku
Znajomości:
Java
Spring
Spring Boot
PostgreSQL
DB2Mile widziane:
KafkaJęzyki:
Angielski

Jakie warunki i benefity otrzymasz?
26k–27.7k PLN netto/m (B2B)
B2B - Stałe godziny pracy (100%)
Praca zdalna: Hybrydowo
Pakiet medyczny, Pakiet sportowy

Kim jesteśmy?
DCG to przestrzeń, w której spotykają się potrzeby biznesu i ambicje ludzi. Znamy wartość dobrze dopasowanej współpracy, dlatego pomagamy kandydatom znaleźć środowisko, w którym będą mogli rozwinąć skrzydła, a firmom - zbudować zespoły, które naprawdę działają. Pracujemy blisko ludzi i organizacji, uważnie słuchając i reagując na to, co dla nich ważne. Dzięki temu wspólnie tworzymy trwałe i wartościowe relacje, które procentują na lata.

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