ADAPTIT S.A. is a specialized ICT Group delivering high-quality services, innovative solutions, and premium support to organizations across telecom, finance, utilities, transport, retail, and enterprise sectors. Guided by our vision to be the trusted partner for seamless connectivity and cybersecurity, we stay at the forefront of technological advancements in Greece and beyond. Our mission is to create lasting impact through strong partnerships, deep expertise, and resilient, future-ready solutions. Since 2012, we have proudly showcased our work at MWC and remain active members of international business chambers.  

Our culture is grounded in trust, ownership, and collaboration, where open communication, shared purpose, and continuous growth define how we work. As a team, we stay agile and customer-focused, committed to delivering innovative solutions that create value for our people and clients alike.

As a Junior RF Systems Engineer you will support a variety of tasks including equipment testing, rack-based RF solution integration, site surveys, field installations, and measurements. You’ll work alongside senior engineers, gaining hands-on experience with real deployments, while also developing expertise in distributed antenna systems and in-building RF systems.

Key Responsibilities:

Be a part of sharing special places and shaping lasting memories with Australia’s leading experiential tourism business.

About Journey Beyond

Australia’s leading experiential tourism group, Journey Beyond, is privileged to operate 20 brands spanning the country and New Zealand, connecting guests to the land, and to each other.

Headquartered in Adelaide, Journey Beyond formed in 2016 and now comprises tourism brands including: iconic trains The Ghan, Indian Pacific, Great Southern, The Overland; premium small-group outback operator Outback Spirit; eco-luxury lodge Sal Salis Ningaloo Reef; aquatic adventures Cruise Whitsundays, Rottnest Express, Sailaway Port Douglas, Horizontal Falls Seaplane Adventures, Darwin Harbour Cruises and Journey Beyond Cruise Sydney; our tallest members, Melbourne Skydeck and Eureka 89; the historic Vintage Rail Journeys; The Telegraph Station in Alice Springs; Monarto Safari Resort; Exmouth Dive & Whalesharks Ningaloo, New Zealand coach tour specialist Grand Pacific Tours, and Voyages Indigenous Tourism Australia.

About You

Principal Software Engineer, Backend Infrastructure (Remote, US)

Location: US (remote-first, office optional). Must be in the US, not Canad. EST Preferred

Compensation: $220K - $300K

Are you a technical leader ready to build the next generation of financial infrastructure?

Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of secure, resilient systems for the evolving financial era. We are hiring a Principal Software Engineer to lead the design, development, and scaling of our core backend systems. This is a high-impact, remote-first role for someone who excels at setting technical direction and owning critical projects end-to-end.

As a Principal Software Engineer, you will be more than just a coder; you will be a key driver of technical strategy and execution. You will own mission-critical projects while setting the technical direction and ensuring our platform is fast, resilient, and secure under the high-stakes demands of financial workflows.

Strategic Account Manager - Next-Gen Blockchain Infrastructure

Location: Remote - Based in France (strongly preferred), Spain or European Union

Compensation: $70K - $105K

Join a dynamic fintech scale-up founded by top leaders and world-class engineers building the next generation of secure blockchain wallet infrastructure. We are hiring a high-energy, customer-focused Strategic Account Manager ready to make an immediate impact in a fast-growing, cutting-edge industry.

This role is ideal for someone who thrives in a results-driven environment, takes ownership, and is dedicated to growth. You will be instrumental in supporting customers, driving platform adoption, managing client onboarding, and handling both inbound and outbound sales activities.

As a Strategic Account Manager, you will be the key liaison for our most important clients, ensuring their success and driving the expansion of platform adoption.

Senior Data Engineer - AI-First Fintech Platform

Location: Remote - Fully Remote - Across Europe

Compensation: $120K - $140K

We are a rapidly growing fintech and crypto platform undergoing an AI-first transformation. We are seeking a strategic, high-impact, and high-ownership Senior Data Engineer to build the foundational data infrastructure that powers our cutting-edge AI features.

You will report directly to the CTO and work closely with our Machine Learning (ML) team to consolidate and govern our data ecosystem (including PostgreSQL, Kafka, BigQuery, and GCS) into a clean, governed, and ML-ready platform. Your contributions will directly enable critical AI functionality across our product suite.

This role is responsible for the end-to-end design, implementation, and governance of our core data platform, ensuring high performance and readiness for ML applications.

Senior Executive Assistant to General Partner - Investment Firm

Compensation: $125K - $150K

Location: New York City, USA (Fully Office-Based Required)

Join a global investment firm specializing in ecosystem growth, working closely with a diverse portfolio of 90+ companies. Our team is composed of technical operators and strategic thinkers dedicated to being the most founder-friendly and helpful source of capital in the market.

We are seeking a high-caliber Senior Executive Assistant (Senior EA) to work closely with our General Partner (GP), ensuring seamless progress and maximum efficiency across his day-to-day investment activities and strategic initiatives. This is a critical, high-touch role that requires exceptional organizational skills and discretion.

As the Senior EA to the General Partner, you will act as a trusted partner, gatekeeper, and organizational backbone, allowing the GP to focus on high-value investment decisions.

Lead Frontend Engineer - Decentralized Trading Platform (New York / Full-Time)

Location: New York City (Hybrid)

Compensation: $180K - $300K

We are a well-funded, ambitious technology company on a mission to completely transform how financial markets operate. Our goal is simple: to enable anyone with a digital wallet to trade stocks, commodities, currencies, and crypto with complete transparency. We are replacing the opaque, offshore brokerage model with a transparent, permissionless trading stack built entirely on-chain. Every trade, deposit, and withdrawal is verifiable through open, auditable code. We've secured significant backing from top-tier venture capital and crypto-native investors.

We are seeking a Lead Frontend Engineer to take complete ownership of the client-side architecture for our core trading interface. You will be the technical leader for the frontend team, driving technical decision-making and ensuring a high-performance, resilient user experience for real-time trading. This role requires deep expertise in modern React/Next.js and mastery of complex Web3 integrations.

Key Responsibilities:

Senior Full Stack Engineer - Blockchain Developer Platform

Location: Remote - Based in ET timezone or happy to work 100% ET hours.

Compensation: $180K - $225K

We are a pioneering platform dedicated to setting the standard for how regulated public blockchain networks enforce critical transaction rules. We empower teams to create modular and programmatic policies—such as AML/CFT checks and off-chain collateral requirements—that are cryptographically verified and securely enforced before transactions execute on-chain. Our mission is to provide robust, tailored risk management for real-world customer needs in the next era of decentralized finance.

As a Senior Full Stack Engineer, you will be instrumental in building the core components of our developer platform, Predicate. This is a high-impact role with direct ownership over feature design and implementation, shaping how developers interact with and implement complex transaction prerequisites.

Responsibilities:

Infrastructure & Platform Engineer Job Posting

Location: New York City (Office)

Compensation: $185K - $250K

Join a cutting-edge team building high-performance financial systems on a rapidly growing platform! We are seeking an experienced Infrastructure & Platform Engineer to help shape the core components of our scalable, real-time infrastructure.

You will be joining our Infrastructure & Platform team, which is focused on designing, deploying, and operating core components—including compute, storage, and networking—for scalable, high-performance systems and services. Your work will directly support a transformative project that is critical to the broader crypto derivatives market, giving users more flexibility in collateral management and expanding the capabilities of our platform.

What You'll Do:

DevOps Engineer (FinTech & High-Performance Systems)

Location: Remote - Fully Remote throughout EU

Compensation: $95K - $105K

We are seeking to revolutionize the FinTech industry and establish a new paradigm for financial technology. We need the best minds to help us achieve this ambitious goal.

As a DevOps Engineer, you will work directly with our engineering team in a fast-paced, high-stakes environment, tackling complex infrastructure problems. You are obsessed with achieving good architecture, efficiency, and resilience, aiming for nothing but the best product for our customers. Your speed, delivery capability, and knack for elegant solutions will make you a pillar of our engineering team.

You will be instrumental in designing, building, managing, and automating the high-availability infrastructure that powers our core financial and crypto services. This role demands deep technical expertise combined with a passion for continuous delivery and security.

What You’ll Be Working On