Software Engineer (Kotlin), Institutional Job at Blockchain (Paris)

Software Engineer (Kotlin), Institutional

We are looking to hire a Software Engineer to join our Institutional team in our...

Location

United Kingdom , London

Salary:

Not provided

Blockchain

Expiration Date

Until further notice

Requirements

Strong hands-on experience with Kotlin in backend and distributed systems development
Proven expertise building scalable APIs, microservices, and backend platforms for complex financial or data-intensive applications
Familiarity with cloud deployments, and service-oriented architectures
Knowledge of messaging and streaming technologies (NATS, Kafka, or similar)
Solid understanding of algorithms, data structures, databases, and distributed systems
Knowledge of ledger systems is a strong plus
Passion for solving challenging technical and financial problems with clean, maintainable code
Commitment to quality-driven engineering, with a strong focus on testing (unit, integration, performance, and failure recovery)
Experience in fintech, trading, or wealth management platforms is a strong advantage

Job Responsibility

Design and implement scalable, secure, and high-performance backend services in Java/Kotlin that power client-facing applications for trading, custody, and wealth management
Build robust APIs and microservices to support advanced dashboards, analytics tools, and mobile experiences
Collaborate closely with front-end engineers, product managers, and designers to deliver seamless, intuitive experiences for sophisticated investors
Architect solutions for portfolio management, trade execution, settlement, reporting, and analytics tailored to institutional and private clients
Optimize backend systems for low latency, high throughput, and fault tolerance
Integrate security best practices and advanced encryption to safeguard sensitive financial data
Continuously improve backend performance, reliability, and development workflows

What we offer

Full-time salary based on experience and meaningful equity in an industry-leading company
Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year
ClassPass
Budgets for learning & professional development
Unlimited vacation policy
Apple equipment
The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
Flexible work culture

Fulltime

Principal Software Engineer - Data Platform

Arcesium seeks an exceptional Principal Software Engineer – Data Platform to joi...

Location

United States , New York

Salary:

200000.00 - 250000.00 USD / Year

Arcesium

Expiration Date

Until further notice

Requirements

Strong academic background in computer science
5+ years of relevant experience as a software engineer at a top startup or technology firm
Expertise in at least one of: Kafka, ZeroMQ, AWS SNS/SQS, or equivalent streaming technology
Expertise in at least one of: Spark, Flink, Beam, or equivalent streaming data processing frameworks
Expertise in at least one of: Iceberg, delta lake, or other data lake table formats and supporting tooling
Hands-on experience in building near real-time data ETL, ELT and normalization
Fluency with Java, Kotlin, Scala, or any other JVM language
Familiarity with relational databases like Postgres, MSSQL, or Sqlite
Track record and appetite for building and launching new data products from scratch
Experience guiding and mentoring highly skilled engineers and driving large scale engineering projects across the firm

Job Responsibility

Build next generation technology used by some of the most sophisticated financial institutions in the world
Design exciting new products for our offering with best of breed distributed systems technologies
Drive solutions around data modeling, data pipelining & orchestration, data transport, and access control
Propose and review solution design across engineering teams as they onboard onto the data platform
Lead high-visibility engineering efforts on some of our data intensive core components
Take a hands-on technical leadership role in guiding a group of equally talented engineers to own and deliver high quality solutions under tight market-driven deadlines

What we offer

Variable compensation in the form of a year-end bonus, guaranteed in the first year of hire
Medical and prescription drug coverage
401k contribution matching

Fulltime

Head of Engineering – Capital Markets Technology

Our client is looking for a Head of Engineering to lead and scale a high-perform...

Location

Saudi Arabia , Riyadh

Salary:

Not provided

Salt

Expiration Date

Until further notice

Requirements

10+ years in software engineering
5+ years in senior engineering leadership
Proven experience scaling teams in fintech, capital markets, or trading environments
Strong executive communication and stakeholder management skills
Experience from a leading fintech or technology-driven financial institution (e.g., Saham, Awaid, Robinhood or similar)
Strong experience across mobile, web, backend, and data platforms

Job Responsibility

Lead and scale a high-performing, multi-disciplinary engineering organization supporting digital trading and capital markets platforms
Define the engineering strategy and architecture roadmap
Ensure platform scalability, performance, and reliability
Embed modern engineering practices including CI/CD, DevOps, Agile, and automated testing
Lead teams across Mobile (Kotlin, Swift), Frontend (Vue.js), Backend (.NET), and Database (Oracle)
Build a culture of ownership, delivery excellence, and continuous improvement

Fulltime

New

Office admin/executive assistant- future opportunities

JOIN OUR TALENT POOL OF ADMINISTRATIVE PROFESSIONALS. Do you have experience as ...

Location

Canada , Mississauga

Salary:

55000.00 - 90000.00 CAD / Year

Randstad

Expiration Date

April 06, 2026

Requirements

2 + years of administrative experience
Excellent communication, written and verbal
Proficient in Microsoft Office/Excel

Job Responsibility

Manage telephone system and handle all incoming and outgoing calls and emails
Act as the first point of contact for external clients and internal departments
Calendar management and scheduling
Appointment booking
Handle travel arrangements and intenerates
Meeting preparation
Recording meeting minutes
Invoicing and expense reports
Database management (electronic and paper)
Data entry

What we offer

Hear about new employment opportunities (contract, temporary and permanent)
Chat with recruiters who can connect you top employers
Gain market insight
Tips on how to leverage your skills in the current market

Fulltime

New

Administrative Coordinator

We are looking for an Administrative Coordinator to work for a National transpor...

Location

Canada , Winnipeg

Salary:

18.00 CAD / Hour

Randstad

Expiration Date

April 08, 2026

Requirements

1-2 years of experience in a customer service or administration position
Good English communication skills, both written and verbal
Computer skills – MS products and to ability to learn new software's with ease
Demonstrated customer relationship skills
Strong conflict resolution skills and to ability to work in fast paced environments

Job Responsibility

Receive Drivers at the window
Assist drivers with preliminary paperwork information such a bill of lading, trip envelopes and border crossing procedures
Greet and verify Drivers documents during picks up
Track and update system information on shipments for agent delivery
Audit rates to ensure billing is accurately invoiced
Extract various report and validate information for accuracy

What we offer

Weekly pay
3 days off
Beautiful dynamic working environment
Diversity of tasks

Fulltime

New

Bilingual hybrid claims examiner

Are you passionate about helping others and looking for an exciting career oppor...

Location

Canada , Winnipeg

Salary:

Not provided

Randstad

Expiration Date

April 09, 2026

Requirements

Fluency in both French and English (written and spoken) is essential
Strong analytical skills with the ability to make clear, accurate decisions
Attention to detail and the ability to handle high volumes of work with accuracy
Excellent communication skills – both written and verbal
Strong organizational skills and the ability to work independently and as part of a team
Customer service-oriented with a focus on providing the best support possible
A reliable and dependable team member with good attendance

Job Responsibility

Review, investigate, and adjudicate Canadian Health and Dental claims according to Group policy contracts
Communicate with health and dental service providers to gather missing claims information
Make accurate payment decisions based on adjudication guidelines
Live by our core values: Customer View, Integrity, Partnership, and Community

What we offer

Hybrid work model – start with in-office training for 12 weeks in Winnipeg, then enjoy a flexible work-from-home arrangement: 2 days in the office, 3 days from home!
Employee recognition program that celebrates exceptional performance
Opportunities for career growth – initial contract with a strong potential to become a permanent team member!
Work-life balance with no weekend shifts!

Fulltime

New

Ar accountant/senior (us working hours)

Do you have simiar professional experience (in AR/OtC area) and communicate Engl...

Location

Poland , Poznań

Salary:

Not provided

Randstad

Expiration Date

March 30, 2026

Requirements

min. 1-3 years of experience from a similar job position (in AR/OtC area)
experience in using ERP systems (e.g. JDE or SAP) or other financial systems
speak and write English fluently (min. B2/C1 level)
demonstrable Advanced Excel skills including pivot tables, VLOOKUP, graphs/tables, filters and sorting
strong analytical ability
readiness to work between 14:00-22:00

Job Responsibility

ensure proper account management and handling of creditors in close collaboration with your colleagues
provide accounting services for the company and maintain its financial records in compliance with local laws and corporate requirements
ensure that all invoices are booked
ensure follow-up on outstanding payments from customers
book records for credit cards
make timely payments to customers, including payment runs and statements
treat and check invoices and credit from suppliers
provide customer service to our customers and answer queries per email and telephone
service business areas' internal customers generally
prepare clearing account to HQ

What we offer

attractive salary that matches your skills and experience
contract of employment
a comprehensive benefits package including health insurance, lunch card, annual bonus, group insurance and more
continuous learning and development opportunities, including training programs and workshops
work between 14:00-22:00 for US market
a hybrid model of work in the modern office in the center of Poznań (only few hours per week to know the team better)

Fulltime

New

Gl/rtr team leader

Are you looking for a new job? Do you enjoy working as a team player in an inter...

Location

Poland , Poznań

Salary:

Not provided

Randstad

Expiration Date

March 11, 2026

Requirements

University graduate with a few years of work experience in the Accounting/Finance area
Professional experience in a similar job position
Very good English (min. B2 level)
Broad understanding of Finance processes
Computer literacy and experience in MS Office applications
Pragmatic & logical thinker with an eye for detail and an analytical mind
Excellent communication skills and you feel comfortable challenging and interact with all parts of the organization
See problem-solving as an opportunity for development and you have been acknowledged for your out-of-the-box thinking
As a team player enjoy working in an open-minded environment where you together with others focus on solutions rather than problems
You are confident in leading employees and inspiring them to grow and develop the business

Job Responsibility

Accountable for the legal reporting for one or several legal entities served by the sub-region
Ensure compliance from a legal and corporate governance perspective
Responsible for coordinating the external audit of the legal entities
Coordinating month-end closing and reporting
Drive the performance of one or several legal entities and responsible that these fulfills all the regulatory and internal requirement relative
Close cooperation with Finance Manager of the legal entity
Manage and motivate Record to Report team
Drive standardization and continuous improvement

What we offer

Very attractive salary with a package of benefits and an annual bonus
A chance to be a part of a diverse workforce where you get to face exciting challenges and varied tasks

Fulltime

Software Engineer (Kotlin), Institutional

Blockchain

Location:
France , Paris

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
February 13, 2026

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