Signal is a group of companies offering products and services in commercial shipping. We combine our deep knowledge of shipping with our passion for applied science, technology and modern management methods.

About Signal Ocean: Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, enables shipping professionals to securely handle, integrate, and assess intricate collections of private and public shipping data. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. Insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our client’s system topologies.

Senior Frontend Engineer - High-Performance Financial Platform

Location: New York City (Office)

Compensation: $185K - $250K

Join the Product & Platform team at a high-growth crypto derivatives exchange that is rapidly capturing market share in a multi-billion dollar annual sector. We are focused on building cutting-edge blockchain-backed financial products, starting with a multi-asset margin feature that will allow users to post variable forms of collateral. This feature is vital, as multi-asset margin comprises over 86% of accounts in the crypto industry.

You will play a key role in building and maintaining the applications that power our services. You will collaborate closely with designers, backend engineers, and product managers to deliver responsive, accessible, and high-performance user interfaces that bring complex financial tools directly to our users.

The Senior Frontend Engineer will be responsible for the full lifecycle of application development, focusing on performance, user experience, and real-time data visualization.

We are OB Streem, a leading end-to-end logistics provider delivering intelligent and innovative solutions in Southeast Europe. Our rich heritage stems from decades of expertise with ORBIT (Orphee Beinoglou International Transports) and Makios Logistics drives our forward-thinking approach in providing excellence in service.

We believe every journey begins with a commitment—to our clients and our team. With a deep-rooted passion and a drive to redefine industry standards, we strive to create seamless logistics solutions that empower businesses and individuals alike. Our mission is to navigate the complexities and challenges of global logistics, ensuring flexibility, reliability, efficiency, and an unwavering focus on customer satisfaction.

As part of the OB Streem family, you will contribute to maintaining a legacy of excellence while being empowered to innovate, collaborate, and make a meaningful impact every day. If you share our vision of transforming logistics into an experience of trust and reliability, we invite you to embark on this exciting journey with us.

We are looking for a Business Analyst to join our Finance Department in our offices in Elefsina.

We are seeking a detail-oriented and motivated Staff Accountant to join our accounting team. The ideal candidate will have strong analytical skills, proficiency in Microsoft Excel, and hands-on experience preparing and booking journal entries. This role will support month-end close, reconciliations, and general ledger maintenance to ensure the accuracy of financial reporting.

Key Responsibilities:

• Record and post daily cash receipts
• Communication with customers regarding outstanding balances
• Prepare and record monthly journal entries, including accruals, prepaids, and reclassifications
• Prepare and complete monthly bank reconciliations
• Perform monthly credit card reconciliations and collect supporting receipts from cardholders
• Reconcile general ledger accounts and research variances as needed
• Maintain accurate and organized financial records in compliance with GAAP
• Assist with month-end and year-end closing processes
• Support preparation of financial statements and management reports
• Analyze financial data to identify trends or discrepancies
• Assist with audits by providing documentation and explanations as required
• Contribute to process improvements and efficiencies within the accounting function
• Perform ad hoc analysis and projects as assigned by management

Requirements

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste management solutions across the Eastern Mediterranean, Egypt, and the Balkans. Operating in six main business pillars, including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste, and Technology, we are committed to sustainability, innovation, and operational excellence.

As part of our growing operations, we are looking for a highly organized and reliable Back Office Administrator to join our team at the Ritsona Plant facility. The successful candidate will report to the Plant Manager and will support the facility and staff with all day-to-day administrative operations. The role involves accurate handling of documentation, maintaining filing systems, and ensuring effective communication with internal departments to support smooth and compliant operations.

Role Overview:

Overview

Established in 2006, Union Maritime has experienced rapid growth to become an international shipping group with offices in 3 continents and is at the forefront of the maritime industry, offering our customers cutting-edge transportation and logistics solutions.

We constantly push the boundaries of what is possible, leveraging the latest technologies and industry’s best practices to deliver unparalleled efficiency and reliability. Whether it's our innovative approach to cargo handling or our use of data analytics to optimise routes and logistics, we are dedicated to staying ahead of the curve.

We have a diversified vessel portfolio in the tanker and dry bulk sectors with a strong presence in clean products and light chemical market, a revenue in excess of $500m and a fleet of circa 80 vessels under management.

At Union Maritime, we don't just meet the needs of our customers; we anticipate them. Join us on the cutting edge of maritime innovation and experience the Union Maritime difference.

Job Overview

The Analyst, Accounting role is responsible for the accurate recording of financial transactions in the general ledger and reconciliations, to support the Senior Associates and Associates, Accounting.  The Analyst, Accounting carries out these duties in accordance with the agreed accounting processes and ensures they are carried out in a timely and materially accurate manner.

We are looking for a highly analytical Financial Analyst who will build financial models, calculate business unit economics, support investment decisions, and maintain high-quality financial data across the company.

This role is ideal for someone who thinks in numbers, works fast, and can convert raw data into actionable insights for top management.

Responsobilities:
Build, maintain, and improve complex financial models (unit economics, forecasting, scenario analysis, sensitivity models).

Develop and calculate profitability and cost-efficiency models across products, hosting, logistics, and infrastructure.

Create cash flow models, ROI assessments, NPV/IRR calculations, and financial projections for new initiatives.

Analyze product and marketing metrics and convert them into financial impact (conversion → revenue → margin).

Maintain multiple financial spreadsheets and dashboards, ensuring daily accuracy and stable structure.

Perform operational financial analysis: pricing, cost structure, budgeting, break-even points.

Provide management with reports, insights, and data-driven recommendations.

Support procurement and logistics calculations: equipment costs, delivery costs, cost per TH, payback periods.

About us

At Motia, we’re at the forefront of fleet solutions, providing innovative services that power businesses across the UK. We’re committed to creating an environment where everyone can thrive. Our culture fosters collaboration, innovation, and growth, ensuring you can build a career, not just a job. With over 300 employees across five offices, we support over 50,000 customers nationwide. Whether you’re passionate about sales, technology, customer service, or management, you’ll find opportunities here that will challenge, inspire, and reward you.

About the role

Reporting to the Finance Director, the Senior Systems Accountant will focus on the analysis, design and optimisation of all financial systems. You will bridge the finance and technology departments, ensuring financial systems are efficient, accurate and aligned with business objectives. You will be essential for optimising financial software, managing system integrations and providing data-driven insights to improve financial reporting and support informed business decisions.

Duties & Responsibilities

Founding Software Engineer (iOS)

Location: New York, NY (100% On-site)

Employment Type: Full-time

Salary Range: $200K - $240K

We are a well-funded, high-growth FinTech company revolutionizing business banking and cash management for consumer brands. We are seeking a Founding iOS Engineer to take complete ownership of our mobile experience. This is a critical role responsible for building and launching a high-performance application from the ground up, shaping how our customers interact with their core financial data daily.

You will be responsible for bringing our product to life on mobile, focusing intensely on speed, reliability, and delivering a delightful user experience (UX). You will be a key player in shaping the technical direction and engineering culture of the company.

What You’ll Do:

Welcome to PXGEO

PXGEO is an innovative marine geophysical service provider combining the strengths of ocean bottom and towed streamer seismic data acquisition techniques to deliver seamless subsurface imaging for a sustainable future.

What’s the role?

This position plays a pivotal role in the day to accounting and controlling of projects, as well as the associated accounts payable, capital expenditures, and accounts receivable transactions. This role requires a detail-oriented partner to assist the project controlling team in ensuring accurate and timely accounting, financial reporting and compliance with accounting standards. Key deliverables include: