CrawlJobs Logo

Mid Software Engineer

flanks.io Logo

Flanks

Location Icon

Location:
Spain, Barcelona

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Employment contract

Salary Icon

Salary:

36000.00 - 50000.00 EUR / Year

Job Description:

Flanks is shaking up the wealth management industry by making it simpler and way more efficient for financial institutions. Our SaaS platform is designed to help banks, family offices, and wealth managers get a full picture of their clients' financial assets—all in one place. We power the ingestion, processing, and delivery of data for our customers. As we scale, new challenges arise—here’s where you come in.

Job Responsibility:

  • Build seamless user interfaces for secure credential storage
  • Handle sensitive financial data with performance, compliance, and traceability in mind
  • Scale our ingestion system to fetch more data, faster
  • Mentor and grow the team, ensuring alignment and consistency as we expand
  • Coding, collaborating, and delivering impactful solutions
  • owning it beyond deployment

Requirements:

  • You are a nice person
  • Autonomous coder
  • You know your way around collaborating with others using standard tooling (git, github PR's, etc)
  • You are a good communicator who knows how to express problems, solutions and trade-offs
  • You know how to read and understand job offers
  • Focused
  • You can work with both legacy and greenfield code
  • You take ownership of problems
  • You live in Barcelona City and/or close enough to come to the office a few times a month
  • Living in Spain is a mandatory and non-negotiable requirement
  • You’re fluent in English and Spanish
  • Experience matters: This is not an entry-level role
  • Tech savvy: Familiar with our tech stack—or similar ones

Nice to have:

Wealth knowledge: A little expertise in investments, currencies, crypto, or wealth management is a plus

What we offer:
  • A cool office between Sants Estació and Plaça Espanya with stunning views of Barcelona
  • Flexible working hours and hybrid work options
  • Paid day off on your birthday
  • Weekly fresh fruit, coffee, and tea on tap
  • Friday happy hours after our all-hands meetings
  • Team-building events to bond and have fun
  • Health insurance and flexible compensation with Alan
  • A digital canteen, thanks to Nora Real Food, subsidised at 50%
  • A yearly training budget to keep growing

Additional Information:

Job Posted:
December 08, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Mid Software Engineer

New

Mid Software Engineer

Our Mid Software Engineers don’t shy away from tackling the greatest of obstacle...
Location
Location
Philippines , Makati City
Salary
Salary:
Not provided
LawAdvisor Ventures Ltd.
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 2+ years of experience
  • Extensive professional development, documentation, and maintenance experience across the full software development lifecycle
  • Strong written, verbal and interpersonal skills
  • The ability to steer the development of our team members and continuously bring forward new ideas
  • The ability to learn and become proficient in other programming languages in a short span of time
  • Experience working with HTML, CSS, and JavaScript
  • Experience working with relational databases and efficient data design and access
  • Experience with version control systems (Git)
Job Responsibility
Job Responsibility
  • Work alongside a team of talented engineers, designers, product managers and quality assurance specialists to build and deploy exciting features and beautiful products
  • Know your fundamentals: you’re able to not just understand all the phases of the software development lifecycle but contribute to it to keep moving it forward
  • Uphold and refine standards relating to the quality, design, performance, and security of code across the engineering team
  • Design and create: you write well-thought, efficient, production-ready code
  • Become a leader in our product development team by partaking in solution design meetings, hiring interviews, and code reviews
  • Propose and contribute to new approaches and solutions to ensure we future-proof LawAdvisor’s infrastructure as we continue to scale globally
What we offer
What we offer
  • A highly skilled, driven, and dedicated team
  • Remote work opportunities
  • Continuous learning and development
  • Company gatherings
  • A direct line with our key users, and influential high-level stakeholders
Read More
Arrow Right
New

Mid-Level Software Engineer

Delta Solutions & Strategies is seeking an experienced Software Engineer to join...
Location
Location
United States , Colorado Springs
Salary
Salary:
90000.00 - 110000.00 USD / Year
deltasands.com Logo
Delta Solutions & Strategies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Active Secret clearance required, with the ability to obtain TS/SCI
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent professional experience)
  • Minimum of 5 years of relevant software engineering experience
  • Proficiency in Object-Oriented Programming (OOP), with strong expertise in C#
  • Proficiency in writing clear, detailed technical documentation
Job Responsibility
Job Responsibility
  • Develop and integrate C# applications within virtualized environments to ensure seamless system performance
  • Enhance existing applications and design new software solutions for advanced system integration
  • Design and implement application-layer network protocols using sockets for robust communication
  • Utilize software version control systems and collaborate effectively in an agile development environment
  • Create and maintain comprehensive technical documentation, including architecture diagrams, data flow diagrams, and formal progress reports
  • Engage with stakeholders to communicate project status, provide architectural insights, and collaborate on timeline estimates
What we offer
What we offer
  • medical
  • dental
  • vision
  • life insurance
  • 401(k)
  • PTO
  • paid holidays
  • parental, military, and jury duty paid leaves
  • Fulltime
Read More
Arrow Right
New

Mid-Level Software Engineer – C#/ASP.NET

Edaptive Computing, Inc. (ECI) is currently seeking a Mid-Level C#/ASP.NET Softw...
Location
Location
Salary
Salary:
Not provided
edaptive.com Logo
Edaptive Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in Computer Science or equivalent
  • 3+ years of C#/ASP.NET in a software development or engineering role
  • Intermediate understanding of C#/ASP.NET Enterprise software architecture components and patterns
  • Intermediate understanding of the ASP.NET framework 4.0 or greater
  • Both client and server side development
  • Cascading Style Sheets, CSS, and their application to large scale web sites
  • An understanding of both Master Pages and SPA
  • Control development
  • Web Forms
  • Object oriented analysis and design
Job Responsibility
Job Responsibility
  • Develop, and test enterprise C#/ASP.NET web applications
  • Works as a member of project teams to gather customer requirements and implement designs to meet those requirements
What we offer
What we offer
  • competitive benefits package
  • Cutting-edge projects
  • Friendly team environment
  • Fulltime
Read More
Arrow Right

Software engineer-mid/senior level

Build innovative solutions and grow your Elixir skills in a dynamic startup envi...
Location
Location
Japan , Tokyo
Salary
Salary:
8000000.00 - 12000000.00 JPY / Year
https://www.randstad.com Logo
Randstad
Expiration Date
December 15, 2025
Flip Icon
Requirements
Requirements
  • Solid programming experience in any language (Elixir experience is a plus)
  • Experience building web services and backend systems
  • Understanding of clean coding principles and software design best practices
  • Strong problem-solving and collaboration skills
  • Eagerness to learn and adapt to new technologies
  • Fluent Japanese and conversational English
Job Responsibility
Job Responsibility
  • Develop and maintain backend systems using Elixir and Phoenix
  • Collaborate with the product team to design and implement new features
  • Write clean, well-tested, and performant code
  • Contribute to code reviews and technical discussions
  • Propose and implement improvements to development processes
What we offer
What we offer
  • Health insurance
  • Pension insurance
  • Employment insurance
  • Weekends off
  • Holidays off
  • Fulltime
!
Read More
Arrow Right
New

Staff Software Engineer

As a Staff Forward Deployed Engineer (FDE) at Invisible, you'll lead high-impact...
Location
Location
United States , Austin; New York; San Francisco Bay Area; Washington DC–Baltimore
Salary
Salary:
213000.00 - 300000.00 USD / Year
invisible.co Logo
Invisible Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8+ years of software engineering experience, including significant time spent building data, ML, or backend systems
  • Deep proficiency in Python with hands-on experience using Hugging Face, LangChain, OpenAI, Pinecone, and related ecosystems
  • Skilled in full-stack and API-based deployment patterns, including Docker, FastAPI, Kubernetes, and cloud environments (GCP, AWS)
  • Experienced with workflow orchestration libraries, pub/sub systems (Kafka), and schema governance
  • Expertise in data governance and operations, including Unity Catalog and policy management, cluster/job orchestration, data contracts and quality enforcement, Delta/ETL pipelines, and replay processes
  • Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
  • Experience building usable systems from messy data and ambiguous requirements
  • Excellent communication and client-facing skills
  • you’ve led conversations with technical and non-technical stakeholders alike
  • Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments
Job Responsibility
Job Responsibility
  • Partner with delivery and executive stakeholders to scope, design, and lead implementation of AI-driven solutions
  • Identify transformational opportunities in messy, ambiguous workflows and turn them into repeatable systems
  • Lead architecture design and trade-off discussions across performance, scalability, cost, and reliability
  • Own projects from first discovery call through full deployment — including client-facing delivery, internal coordination, and post-launch iteration
  • Build shared infrastructure, reusable components, and internal playbooks to level-up the team
  • Coach and mentor mid-level engineers and help shape the culture of forward-deployed AI engineering at Invisible
What we offer
What we offer
  • bonus
  • equity
  • benefits
  • Fulltime
Read More
Arrow Right
New

Senior Software Engineer - Treasury

The Treasury team is a team of full-stack engineers that are building thoughtful...
Location
Location
United States; Canada , San Francisco; New York; Portland
Salary
Salary:
166600.00 - 208300.00 USD / Year
mercury.com Logo
Mercury
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of backend or full-stack development experience
  • Knowledge of or excitement to learn Haskell
  • Domain knowledge of RIA and broker-dealer systems that support both individual securities (equities, fixed income) as well as ETFs and mutual funds
  • Experience leading product and/or infrastructure projects that fulfill State, SEC, and/or FINRA regulatory requirements with a track record of success
  • Comfortable mentoring both junior and mid-level engineers
  • Communicates and collaborates effectively with peers and cross-functional counterparts by being helpful and engaged
Job Responsibility
Job Responsibility
  • Lead high-impact, cross-functional projects across Treasury engineering, compliance, operations, and risk teams to build stable and scalable systems and processes
  • Establish a compliant standard for retention, audit trails, and reporting across Treasury
  • Collaborate with product, compliance, design, and operations to ship thoughtful features for our customers and internal users
  • Feel a strong sense of product ownership and actively seek responsibility – we want someone excited to help shape and build Mercury’s future
  • Join a team of experienced and junior product engineers managing billions of dollars of customer assets
What we offer
What we offer
  • base salary
  • equity (stock options)
  • benefits
  • reasonable accommodations throughout the recruitment process for applicants with disabilities or special needs
  • Fulltime
Read More
Arrow Right
New

Staff Software Engineer, Forward Deployed

As a Staff Forward Deployed Engineer (FDE) at Invisible, you'll lead high-impact...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
invisible.co Logo
Invisible Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of software engineering experience, including significant time spent building data, ML, or backend systems
  • Deep proficiency in Python and experience with ML/LLM frameworks such as Hugging Face, LangChain, OpenAI, Pinecone, etc.
  • Familiarity with full-stack or API-based deployment patterns (Docker, FastAPI, Kubernetes, GCP/AWS)
  • Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
  • Experience building usable systems from messy data and ambiguous requirements
  • Excellent communication and client-facing skills
  • you’ve led conversations with technical and non-technical stakeholders alike
  • Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments
  • Be willing to be on-call for our customers when situations ari
  • Ability to travel roughly 25–50 % of the time, sometimes short-notice trips—primarily across Europe with occasional international roll-outs—to work directly on-site with clients
Job Responsibility
Job Responsibility
  • Partner with delivery and executive stakeholders to scope, design, and lead implementation of AI-driven solutions
  • Identify transformational opportunities in messy, ambiguous workflows and turn them into repeatable systems
  • Lead architecture design and trade-off discussions across performance, scalability, cost, and reliability
  • Own projects from first discovery call through full deployment — including client-facing delivery, internal coordination, and post-launch iteration
  • Build shared infrastructure, reusable components, and internal playbooks to level-up the team
  • Coach and mentor mid-level engineers and help shape the culture of forward-deployed AI engineering at Invisible
What we offer
What we offer
  • Bonuses and equity are included in offers above entry level
  • Fulltime
Read More
Arrow Right
New

Staff Software Engineer, Forward Deployed

As a Staff Forward Deployed Engineer (FDE) at Invisible, you'll lead high-impact...
Location
Location
Poland , Warsaw
Salary
Salary:
33000.00 - 43000.00 PLN / Month
invisible.co Logo
Invisible Technologies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8+ years of software engineering experience, including significant time spent building data, ML, or backend systems
  • Deep proficiency in Python with hands-on experience using Hugging Face, LangChain, OpenAI, Pinecone, and related ecosystems
  • Skilled in full-stack and API-based deployment patterns, including Docker, FastAPI, Kubernetes, and cloud environments (GCP, AWS)
  • Experienced with workflow orchestration libraries, pub/sub systems (Kafka), and schema governance
  • Expertise in data governance and operations, including Unity Catalog and policy management, cluster/job orchestration, data contracts and quality enforcement, Delta/ETL pipelines, and replay processes
  • Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
  • Experience building usable systems from messy data and ambiguous requirements
  • Excellent communication and client-facing skills
  • you’ve led conversations with technical and non-technical stakeholders alike
  • Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments
Job Responsibility
Job Responsibility
  • Partner with delivery and executive stakeholders to scope, design, and lead implementation of AI-driven solutions
  • Identify transformational opportunities in messy, ambiguous workflows and turn them into repeatable systems
  • Lead architecture design and trade-off discussions across performance, scalability, cost, and reliability
  • Own projects from first discovery call through full deployment — including client-facing delivery, internal coordination, and post-launch iteration
  • Build shared infrastructure, reusable components, and internal playbooks to level-up the team
  • Coach and mentor mid-level engineers and help shape the culture of forward-deployed AI engineering at Invisible
What we offer
What we offer
  • Bonuses and equity are included in offers above entry level
  • Fulltime
Read More
Arrow Right
Welcome to CrawlJobs.com
Your Global Job Discovery Platform
At CrawlJobs.com, we simplify finding your next career opportunity by bringing job listings directly to you from all corners of the web. Using cutting-edge AI and web-crawling technologies, we gather and curate job offers from various sources across the globe, ensuring you have access to the most up-to-date job listings in one place.