Mid-Level Associate

Mid-Level Associate International Arbitration

Location: London (hybrid working with 3 days per week office based)

Practice Area: International Arbitration

Salary: 160-180K plus bonuses and excellent benefits package

Our client is a leading Tier 1 international arbitration practice dedicated to resolving complex, high-value cross-border disputes.
Operating in major arbitral centres across Europe, Asia-Pacific and North America, the firm represents both sovereign states and blue-chip corporates in commercial, investment treaty and public international law matters.

Role & Responsibilities

As a Mid-level Associate, you will act as a trusted advisor to clients and a leader within the legal team. You will support partners on key mandates and play an active role in the firms strategic and business development efforts.

Your responsibilities will include:

- Collaborating with partners and colleagues on the formulation of case strategy and theory.

- Taking a lead in drafting major written submissions, while managing and mentoring junior lawyers involved in the process.

- Overseeing complex research and document review projects, ensuring accuracy and relevance to the legal issues at hand.

- Contributing to the preparation of witness and expert evidence, including direct involvement in witness preparation and evidentiary analysis.

- Acting as a key liaison with clients, tribunals, witnesses, experts, and opposing counsel.

- Supporting partners on business development initiatives, including co-authoring legal publications, preparing client briefings, and representing the firm at industry events and conferences.

- Providing mentorship and guidance to junior team members, fostering a collaborative and high-performance team culture.

This is a leadership-track opportunity for a skilled arbitration practitioner to play a prominent role in high-profile disputes and the
ongoing development of the firms global practice.

Key Requirements

We are seeking a highly experienced international arbitration lawyer with a proven record in leading complex proceedings and mentoring junior colleagues.

Essential qualifications and experience:

- 3-5 years PQE representing clients in high-value, complex international commercial and/or investment treaty arbitration.

- An excellent academic background, ideally at postgraduate level.

- Demonstrated experience leading legal workstreams and contributing to strategic decision-making on complex arbitration matters.

- Strong written and oral communication skills, with the ability to present arguments persuasively and with credibility.

- Additional language skills to support the firms international client base are highly desirable.

Core skills and competencies:

- Strong technical expertise in contract and treaty arbitration law and procedure.

- Ability to manage and mentor junior team members, providing oversight, review, and professional development support.

- Highly effective in drafting pleadings, legal advice, and tribunal submissions.

- Proficient in overseeing complex legal research and document review exercises.

- Proven ability to develop case theory, assess risks, and identify tactical solutions.

- Confident in contributing to business development activities including publications, conference speaking, and client briefings.

- Exceptional time and project management skills, with high attention to detail and professional standards.

Legal 500 in all countries

11 years old top partners from top firms started Three Crowns

They have 180 global head count which includes 80 lawyers and 18 partners

• 2 bonuses Firm wide bonus as a % of salary
  • Performance related Bonus which is discretionary and a % of salary (10%+)
• As the firm are very international, all 5 locations are considered one department so the work is often allocated across all locations. An Associate in one country may work with a Partner and/or Associates in another.
• Associates work closely with the Partners, they operate lean teams, it means you have the opportunity to be very hands on and work closely on many projects

Hybrid working with 3 days expected in the office. Each country has anchor days, in London the anchor days are Tuesday and Thursday and you can choose the 3rd.